USA Debt Calculator – Analyze Your Financial Obligations
:root {
–primary-color: #004a99;
–success-color: #28a745;
–background-color: #f8f9fa;
–text-color: #333;
–border-color: #ccc;
–card-background: #fff;
–shadow: 0 2px 5px rgba(0,0,0,0.1);
}
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
background-color: var(–background-color);
color: var(–text-color);
line-height: 1.6;
margin: 0;
padding: 0;
display: flex;
flex-direction: column;
align-items: center;
min-height: 100vh;
}
.container {
width: 100%;
max-width: 960px;
margin: 20px auto;
padding: 20px;
background-color: var(–card-background);
border-radius: 8px;
box-shadow: var(–shadow);
}
h1, h2, h3 {
color: var(–primary-color);
text-align: center;
}
h1 {
margin-bottom: 10px;
}
h2 {
margin-top: 30px;
margin-bottom: 15px;
border-bottom: 2px solid var(–primary-color);
padding-bottom: 5px;
}
h3 {
margin-top: 20px;
margin-bottom: 10px;
}
.calculator-wrapper {
background-color: var(–card-background);
padding: 25px;
border-radius: 8px;
box-shadow: var(–shadow);
margin-bottom: 30px;
}
.input-group {
margin-bottom: 20px;
text-align: left;
}
.input-group label {
display: block;
margin-bottom: 8px;
font-weight: bold;
color: var(–primary-color);
}
.input-group input[type="number"],
.input-group input[type="text"],
.input-group select {
width: calc(100% – 22px);
padding: 10px;
border: 1px solid var(–border-color);
border-radius: 4px;
font-size: 1rem;
box-sizing: border-box;
}
.input-group input[type="number"]:focus,
.input-group input[type="text"]:focus,
.input-group select:focus {
border-color: var(–primary-color);
outline: none;
box-shadow: 0 0 0 2px rgba(0, 74, 153, 0.2);
}
.input-group .helper-text {
font-size: 0.85rem;
color: #666;
margin-top: 5px;
display: block;
}
.error-message {
color: #dc3545;
font-size: 0.85rem;
margin-top: 5px;
display: none; /* Hidden by default */
}
.button-group {
display: flex;
justify-content: space-between;
margin-top: 25px;
flex-wrap: wrap;
gap: 10px;
}
.button-group button {
padding: 10px 20px;
border: none;
border-radius: 5px;
cursor: pointer;
font-size: 1rem;
font-weight: bold;
transition: background-color 0.3s ease;
flex: 1;
min-width: 150px;
}
.btn-calculate {
background-color: var(–primary-color);
color: white;
}
.btn-calculate:hover {
background-color: #003366;
}
.btn-reset {
background-color: #6c757d;
color: white;
}
.btn-reset:hover {
background-color: #5a6268;
}
.btn-copy {
background-color: #ffc107;
color: #212529;
}
.btn-copy:hover {
background-color: #e0a800;
}
.results-container {
margin-top: 30px;
padding: 20px;
background-color: var(–primary-color);
color: white;
border-radius: 8px;
text-align: center;
box-shadow: var(–shadow);
}
.results-container h3 {
color: white;
margin-bottom: 15px;
}
.primary-result {
font-size: 2.5rem;
font-weight: bold;
margin-bottom: 10px;
color: var(–success-color);
}
.intermediate-results div {
margin-bottom: 8px;
font-size: 1.1rem;
}
.intermediate-results span {
font-weight: bold;
}
.formula-explanation {
font-size: 0.9rem;
margin-top: 15px;
opacity: 0.8;
}
table {
width: 100%;
border-collapse: collapse;
margin-top: 20px;
margin-bottom: 20px;
box-shadow: var(–shadow);
}
th, td {
padding: 10px;
text-align: left;
border: 1px solid var(–border-color);
}
th {
background-color: var(–primary-color);
color: white;
font-weight: bold;
}
td {
background-color: var(–card-background);
}
tr:nth-child(even) td {
background-color: #e9ecef;
}
caption {
font-size: 1.1rem;
font-weight: bold;
color: var(–primary-color);
margin-bottom: 10px;
caption-side: top;
text-align: left;
}
canvas {
display: block;
margin: 20px auto;
max-width: 100%;
border: 1px solid var(–border-color);
border-radius: 4px;
background-color: var(–card-background);
}
.chart-legend {
text-align: center;
margin-top: 10px;
font-size: 0.9rem;
}
.chart-legend span {
display: inline-block;
margin: 0 10px;
}
.chart-legend .color-box {
display: inline-block;
width: 15px;
height: 15px;
margin-right: 5px;
vertical-align: middle;
border-radius: 3px;
}
.article-section {
margin-top: 40px;
padding: 20px;
background-color: var(–card-background);
border-radius: 8px;
box-shadow: var(–shadow);
}
.article-section h2 {
text-align: left;
border-bottom: none;
margin-bottom: 20px;
}
.article-section h3 {
text-align: left;
margin-top: 25px;
margin-bottom: 10px;
color: var(–primary-color);
}
.article-section p {
margin-bottom: 15px;
}
.article-section ul, .article-section ol {
margin-left: 20px;
margin-bottom: 15px;
}
.article-section li {
margin-bottom: 8px;
}
.faq-item {
margin-bottom: 15px;
border-bottom: 1px dashed #eee;
padding-bottom: 10px;
}
.faq-item:last-child {
border-bottom: none;
}
.faq-item strong {
color: var(–primary-color);
cursor: pointer;
display: block;
margin-bottom: 5px;
}
.faq-item p {
margin-bottom: 0;
display: none; /* Hidden by default */
}
.internal-links-section ul {
list-style: none;
padding: 0;
}
.internal-links-section li {
margin-bottom: 15px;
}
.internal-links-section a {
color: var(–primary-color);
text-decoration: none;
font-weight: bold;
}
.internal-links-section a:hover {
text-decoration: underline;
}
.internal-links-section p {
font-size: 0.9rem;
color: #555;
}
.footer {
text-align: center;
margin-top: 40px;
padding: 20px;
font-size: 0.9rem;
color: #777;
}
.highlight {
color: var(–success-color);
font-weight: bold;
}
.text-muted {
color: #6c757d;
}
.text-center {
text-align: center;
}
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.fw-bold { font-weight: bold; }
.fs-1 { font-size: 1.5rem; }
.fs-2 { font-size: 1.25rem; }
.fs-3 { font-size: 1rem; }
.bg-primary { background-color: var(–primary-color); }
.text-white { color: white; }
.rounded { border-radius: 0.25rem; }
.p-2 { padding: 0.5rem; }
.d-block { display: block; }
.d-inline-block { display: inline-block; }
.w-100 { width: 100%; }
.flex-wrap { flex-wrap: wrap; }
.gap-10 { gap: 10px; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }
.flex { display: flex; }
.flex-column { flex-direction: column; }
.min-w-150 { min-width: 150px; }
.border { border: 1px solid var(–border-color); }
.border-primary { border-color: var(–primary-color); }
.shadow { box-shadow: var(–shadow); }
.text-decoration-underline { text-decoration: underline; }
.cursor-pointer { cursor: pointer; }
.position-relative { position: relative; }
.position-absolute { position: absolute; }
.top-0 { top: 0; }
.end-0 { right: 0; }
.z-1 { z-index: 1; }
.overflow-hidden { overflow: hidden; }
.tooltip {
position: relative;
display: inline-block;
}
.tooltip .tooltiptext {
visibility: hidden;
width: 220px;
background-color: #555;
color: #fff;
text-align: center;
border-radius: 6px;
padding: 5px 10px;
position: absolute;
z-index: 1;
bottom: 125%;
left: 50%;
margin-left: -110px;
opacity: 0;
transition: opacity 0.3s;
font-size: 0.8rem;
line-height: 1.4;
}
.tooltip .tooltiptext::after {
content: "";
position: absolute;
top: 100%;
left: 50%;
margin-left: -5px;
border-width: 5px;
border-style: solid;
border-color: #555 transparent transparent #555;
}
.tooltip:hover .tooltiptext {
visibility: visible;
opacity: 1;
}
.info-icon {
display: inline-block;
width: 18px;
height: 18px;
background-color: var(–primary-color);
color: white;
border-radius: 50%;
text-align: center;
line-height: 18px;
font-size: 12px;
font-weight: bold;
margin-left: 5px;
cursor: help;
}
Your Debt Summary
$0.00
Calculations estimate total debt, total interest paid over time based on provided payments and average rates, and the time to become debt-free.
Debt Breakdown Over Time
Principal Paid
Interest Paid
Estimated principal and interest paid over the life of your debts.
Debt Details
| Debt Type |
Balance |
Interest Rate (%) |
Monthly Payment |
Estimated Payoff Time (Years) |
Summary of individual debt components and estimated payoff times.
What is a USA Debt Calculator?
A {primary_keyword} is a powerful online tool designed to help individuals in the United States understand the full scope of their financial obligations. It allows users to input details about various types of debt they hold, such as credit cards, student loans, auto loans, mortgages, personal loans, and other miscellaneous debts. By aggregating this information, the calculator provides a clear picture of the total amount owed, the estimated interest that will be paid over time, and the projected timeline for becoming debt-free. This tool is invaluable for anyone looking to gain control over their finances, plan for debt reduction, and work towards financial freedom.
Who should use it? Anyone with multiple sources of debt, individuals struggling to manage their payments, those planning for major financial goals (like buying a home or retirement), and people seeking to improve their credit score should utilize a {primary_keyword}. It's particularly useful for understanding the impact of different interest rates and payment strategies.
Common misconceptions about debt often include underestimating the total amount owed across all accounts, not realizing how much interest is paid over the long term, and believing that only high-interest debt is problematic. Many also underestimate the power of consistent, slightly larger payments in accelerating debt payoff and reducing total interest. This calculator aims to dispel these myths by providing concrete figures.
USA Debt Calculator Formula and Mathematical Explanation
The core of the {primary_keyword} involves calculating the total debt, estimating the time to pay off each debt type based on provided monthly payments and interest rates, and summing these to find an overall payoff timeline and total interest paid. While a precise, single formula for the entire debt portfolio is complex due to varying loan terms and payment allocations, the calculator breaks it down into manageable steps for each debt type.
For each debt type (e.g., Credit Card, Student Loan), the calculator estimates the payoff time and total interest paid using iterative calculations or loan amortization formulas. A simplified approach for estimating payoff time and interest for a single loan type (like a credit card or personal loan) often involves the following logic:
1. Calculate Total Debt:
Total Debt = Sum of all individual debt balances
2. Estimate Payoff Time and Interest for Each Debt Type:
For each debt type with a balance (B), monthly payment (P), and annual interest rate (r):
- Convert the annual interest rate (r) to a monthly rate:
monthly_rate = r / 12 / 100
- Calculate the number of months (n) to pay off the debt. This often requires an iterative process or the loan amortization formula:
n = -log(1 - (B * monthly_rate) / P) / log(1 + monthly_rate)
If P is less than the interest accrued in the first month (B * monthly_rate), the debt will never be paid off with that payment. The calculator handles this by setting a very high payoff time or indicating it's unpayable.
- Calculate the total amount paid:
Total Paid = n * P
- Calculate the total interest paid for that debt type:
Interest Paid = Total Paid - B
3. Calculate Total Monthly Payments:
Total Monthly Payments = Sum of all individual monthly payments
4. Calculate Total Estimated Interest Paid:
Total Estimated Interest Paid = Sum of Interest Paid for each debt type
5. Determine Overall Payoff Time:
The overall payoff time is typically determined by the debt type that takes the longest to pay off, assuming payments are allocated strategically. For simplicity in this calculator, we often display the longest individual payoff time or an average.
Variables Table:
| Variable |
Meaning |
Unit |
Typical Range |
| B (Balance) |
Outstanding amount owed for a specific debt. |
USD ($) |
$0 – $1,000,000+ |
| P (Monthly Payment) |
Amount paid towards a specific debt each month. |
USD ($) |
$0 – $10,000+ |
| r (Annual Interest Rate) |
The yearly percentage charged on the debt. |
% |
0.1% – 30%+ |
| n (Number of Months) |
The calculated duration in months to repay the debt. |
Months |
1 – 480+ |
| Total Debt |
Sum of all outstanding balances. |
USD ($) |
$0 – $1,000,000+ |
| Total Interest Paid |
Sum of all interest accrued and paid over the payoff period. |
USD ($) |
$0 – $100,000+ |
Practical Examples (Real-World Use Cases)
Understanding how the {primary_keyword} works can be best illustrated with practical examples:
Example 1: The Overwhelmed Young Professional
Scenario: Sarah, a 28-year-old marketing manager, has accumulated debt from various sources. She wants to understand her total debt burden and how long it will take to become debt-free.
Inputs:
- Total Credit Card Debt: $12,000 (Avg APR: 20%)
- Total Student Loan Debt: $25,000 (Avg Interest Rate: 5.5%)
- Total Auto Loan Debt: $18,000 (Avg Interest Rate: 6.5%)
- Total Mortgage Debt: $0 (She rents)
- Total Personal Loan Debt: $0
- Other Debt: $1,500 (Medical bill)
- Monthly Payment – Credit Card: $250
- Monthly Payment – Student Loan: $280
- Monthly Payment – Auto Loan: $350
- Monthly Payment – Mortgage: $0
- Monthly Payment – Personal Loan: $0
- Monthly Payment – Other Debt: $100
Calculator Output (Illustrative):
- Total Debt: $56,500.00
- Total Estimated Interest Paid: $18,500.00
- Estimated Years to Pay Off: 7.2 years
- Total Monthly Payments: $980.00
Financial Interpretation: Sarah owes over $56,000. The calculator shows that even with her current payments, she'll pay nearly $18,500 in interest alone and it will take over 7 years to clear her debts. This insight motivates her to explore debt consolidation or the snowball/avalanche method to accelerate her payoff and save on interest. She realizes her current payment strategy is costing her significantly more in the long run.
Example 2: The Homeowner Planning for the Future
Scenario: Mark and Lisa, a couple in their late 30s, own a home and want to understand their total debt picture as they plan for retirement savings.
Inputs:
- Total Credit Card Debt: $5,000 (Avg APR: 19%)
- Total Student Loan Debt: $40,000 (Avg Interest Rate: 4.5%)
- Total Auto Loan Debt: $22,000 (Avg Interest Rate: 5.0%)
- Total Mortgage Debt: $280,000 (Avg Interest Rate: 3.8%)
- Total Personal Loan Debt: $0
- Other Debt: $0
- Monthly Payment – Credit Card: $150
- Monthly Payment – Student Loan: $450
- Monthly Payment – Auto Loan: $420
- Monthly Payment – Mortgage: $1,350
- Monthly Payment – Personal Loan: $0
- Monthly Payment – Other Debt: $0
Calculator Output (Illustrative):
- Total Debt: $352,000.00
- Total Estimated Interest Paid: $95,000.00
- Estimated Years to Pay Off: 25.5 years (driven by mortgage)
- Total Monthly Payments: $2,370.00
Financial Interpretation: The calculator highlights that while their mortgage is the largest debt, its lower interest rate makes it less urgent than the credit card debt. The total interest paid is substantial, even with a relatively low mortgage rate. This prompts them to consider making extra payments on the mortgage principal or prioritizing paying off the high-interest credit card debt faster to free up cash flow for retirement investments. They see the long-term impact of interest on their overall financial health.
How to Use This USA Debt Calculator
Using the {primary_keyword} is straightforward. Follow these steps to get a clear understanding of your debt situation:
- Gather Your Debt Information: Before you start, collect statements for all your debts. You'll need the current balance, the interest rate (APR), and your minimum monthly payment for each.
- Input Debt Balances: Enter the total outstanding balance for each category of debt (Credit Card, Student Loan, Auto Loan, Mortgage, Personal Loan, Other) into the corresponding input fields.
- Input Interest Rates: For each debt type where you pay interest, enter the average Annual Percentage Rate (APR) or interest rate. For debts with no interest (like some student loans or paid-off items), you can enter 0.
- Input Monthly Payments: Enter the amount you currently pay each month towards each specific debt category. Ensure these reflect your actual payment habits. If you pay more than the minimum, enter your actual payment.
- Click 'Calculate Debt': Once all relevant fields are filled, click the "Calculate Debt" button.
How to Read Results:
- Primary Result (Total Debt): This is the sum of all your entered debt balances. It gives you a single number representing your total financial obligation.
- Total Estimated Interest Paid: This figure shows the total amount of interest you are projected to pay across all your debts if you continue with your current payment plan and interest rates. A lower number here is better.
- Estimated Years to Pay Off: This indicates the approximate time it will take to become completely debt-free based on your inputs. Debts with longer payoff times might require strategic planning.
- Total Monthly Payments: This is the sum of all the monthly payments you entered, representing your current monthly debt servicing cost.
- Debt Details Table: This table breaks down the calculations for each debt type, showing its individual payoff time and contribution to the total.
- Chart: The chart visually represents the breakdown of principal versus interest paid over the estimated payoff period for your debts.
Decision-Making Guidance:
- High Interest Rates: If the calculator shows a high "Total Estimated Interest Paid" or long payoff times, especially driven by high-APR debts like credit cards, consider prioritizing paying these down faster. Look into balance transfers, debt consolidation loans, or the debt avalanche method (paying highest interest first).
- Long Payoff Times: If the "Estimated Years to Pay Off" seems too long, evaluate if you can increase your monthly payments, even slightly. Small increases can significantly shorten payoff times and reduce total interest. Explore the debt snowball method (paying smallest balance first for psychological wins) if motivation is key.
- Budgeting: Use the "Total Monthly Payments" figure to understand your current debt servicing load and see how it fits into your overall budget. Reducing this number should be a financial goal.
- Refinancing: If you see high interest rates on loans (student, auto, mortgage), the results might prompt you to research refinancing options to secure a lower rate, which could drastically reduce interest paid and payoff time. Check out our refinancing calculator.
Key Factors That Affect USA Debt Calculator Results
Several factors significantly influence the outcomes generated by a {primary_keyword}. Understanding these can help you interpret the results more accurately and make informed financial decisions:
- Interest Rates (APR): This is arguably the most critical factor. Higher interest rates mean more of your payment goes towards interest, increasing the total interest paid and extending the payoff time. Conversely, lower rates save you money and accelerate debt freedom. This is why prioritizing high-APR debts is often recommended.
- Monthly Payment Amounts: The more you pay towards your debts each month (above the minimum), the faster you will pay them off and the less interest you will accrue. Even small increases can have a substantial impact over time due to the power of compounding interest working against you.
- Time Horizon: The longer a debt remains outstanding, the more interest it accrues. A mortgage, while often having a lower rate, takes decades to pay off, leading to significant total interest paid. Shortening the loan term, even by a few years, can save tens of thousands.
- Debt Allocation Strategy: How you choose to allocate extra payments matters. The "debt avalanche" method (paying extra on the highest-interest debt first) minimizes total interest paid. The "debt snowball" method (paying extra on the smallest balance first) provides psychological wins and can boost motivation. The calculator provides estimates based on your entered payments, but your strategy dictates the actual outcome.
- Fees and Penalties: Some debts, particularly credit cards and personal loans, may come with various fees (annual fees, late fees, prepayment penalties). These are often not explicitly included in basic calculator formulas but add to the overall cost of debt. Prepayment penalties, though less common now, can affect payoff strategies.
- Inflation: While not directly calculated, inflation erodes the purchasing power of money over time. This means future dollars paid towards debt are worth less than today's dollars. High inflation environments can make existing fixed-rate debts easier to manage in real terms, but they also increase the cost of new borrowing and living expenses.
- Income and Cash Flow: Your ability to make payments, especially extra ones, is directly tied to your income and overall cash flow. A robust income allows for higher payments, shortening payoff times. Conversely, tight cash flow limits payment potential, extending debt timelines. Reviewing your budget calculator is essential.
- Tax Deductions: Certain debts, like mortgages and sometimes student loans, may offer tax deductions on the interest paid. This can effectively lower the real cost of borrowing, though it doesn't change the nominal interest paid. The calculator provides a gross interest figure.
Frequently Asked Questions (FAQ)
What is the difference between APR and Interest Rate?
APR (Annual Percentage Rate) typically includes not just the interest rate but also certain fees associated with the loan, expressed as a yearly rate. For credit cards, it's the standard term. For other loans, "Interest Rate" is often used interchangeably, but APR gives a more comprehensive view of the borrowing cost.
Can this calculator handle variable interest rates?
This calculator primarily uses fixed interest rates provided by the user for simplicity. Variable rates fluctuate, making precise long-term calculation difficult without more complex modeling. The results for variable rates are estimates based on the current rate entered.
What if my monthly payment is less than the interest accrued?
If your monthly payment is less than the interest charged for that month, your debt balance will actually increase over time. This calculator will indicate a very long payoff time or potentially an error state, highlighting that your current payment is insufficient to cover interest charges.
How accurate are the payoff time estimates?
The payoff time estimates are based on the inputs provided (balances, rates, payments) and standard loan amortization formulas. They are projections and assume consistent payments and interest rates. Actual payoff times can vary due to changes in rates, payment amounts, fees, or how extra payments are applied.
Should I prioritize paying off my mortgage or credit card debt first?
Generally, it's financially optimal to prioritize paying off high-interest debt (like credit cards) before lower-interest debt (like mortgages), assuming the mortgage rate is significantly lower than the credit card APR. This minimizes the total interest paid over time. However, personal financial goals and psychological factors (like wanting the mortgage gone) may influence this decision.
What is debt consolidation?
Debt consolidation involves combining multiple debts into a single, new loan. This can simplify payments and potentially lower your overall interest rate or monthly payment. Common methods include balance transfer credit cards, personal loans, or home equity loans. Use our debt consolidation calculator to explore options.
Does this calculator account for extra payments?
The calculator uses the "Monthly Payment" fields you enter. If you consistently make extra payments, you should enter your *actual* total monthly payment amount (minimum + extra) into the relevant field for the most accurate projection. For detailed "what-if" scenarios with extra payments, you might need a more advanced amortization schedule tool.
How does paying off debt affect my credit score?
Paying down debt, especially credit card balances, can significantly improve your credit score by lowering your credit utilization ratio. Consistently making on-time payments on all debts also positively impacts your score. Conversely, missing payments or accumulating high balances can harm it.
Related Tools and Internal Resources
var chartInstance = null;
function formatCurrency(amount) {
return "$" + amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,');
}
function formatNumber(num) {
return num.toFixed(2);
}
function validateInput(id, errorId, min, max) {
var input = document.getElementById(id);
var errorElement = document.getElementById(errorId);
var value = parseFloat(input.value);
errorElement.style.display = 'none';
input.style.borderColor = '#ccc';
if (isNaN(value)) {
if (input.value !== "") {
errorElement.textContent = "Please enter a valid number.";
errorElement.style.display = 'block';
input.style.borderColor = '#dc3545';
return false;
}
} else if (value max) {
errorElement.textContent = "Value is too high.";
errorElement.style.display = 'block';
input.style.borderColor = '#dc3545';
return false;
}
return true;
}
function calculateDebt() {
var isValid = true;
var debtInputs = [
{ id: 'totalCreditCardDebt', errorId: 'errorTotalCreditCardDebt', min: 0 },
{ id: 'totalStudentLoanDebt', errorId: 'errorTotalStudentLoanDebt', min: 0 },
{ id: 'totalAutoLoanDebt', errorId: 'errorTotalAutoLoanDebt', min: 0 },
{ id: 'totalMortgageDebt', errorId: 'errorTotalMortgageDebt', min: 0 },
{ id: 'totalPersonalLoanDebt', errorId: 'errorTotalPersonalLoanDebt', min: 0 },
{ id: 'otherDebt', errorId: 'errorOtherDebt', min: 0 },
{ id: 'averageCreditCardAPR', errorId: 'errorAverageCreditCardAPR', min: 0, max: 100 },
{ id: 'averageStudentLoanInterestRate', errorId: 'errorAverageStudentLoanInterestRate', min: 0, max: 100 },
{ id: 'averageAutoLoanInterestRate', errorId: 'errorAverageAutoLoanInterestRate', min: 0, max: 100 },
{ id: 'averageMortgageInterestRate', errorId: 'errorAverageMortgageInterestRate', min: 0, max: 100 },
{ id: 'averagePersonalLoanInterestRate', errorId: 'errorAveragePersonalLoanInterestRate', min: 0, max: 100 },
{ id: 'monthlyPaymentCreditCard', errorId: 'errorMonthlyPaymentCreditCard', min: 0 },
{ id: 'monthlyPaymentStudentLoan', errorId: 'errorMonthlyPaymentStudentLoan', min: 0 },
{ id: 'monthlyPaymentAutoLoan', errorId: 'errorMonthlyPaymentAutoLoan', min: 0 },
{ id: 'monthlyPaymentMortgage', errorId: 'errorMonthlyPaymentMortgage', min: 0 },
{ id: 'monthlyPaymentPersonalLoan', errorId: 'errorMonthlyPaymentPersonalLoan', min: 0 },
{ id: 'monthlyPaymentOther', errorId: 'errorMonthlyPaymentOther', min: 0 }
];
debtInputs.forEach(function(inputInfo) {
if (!validateInput(inputInfo.id, inputInfo.errorId, inputInfo.min, inputInfo.max)) {
isValid = false;
}
});
if (!isValid) {
return;
}
var totalCreditCardDebt = parseFloat(document.getElementById('totalCreditCardDebt').value) || 0;
var totalStudentLoanDebt = parseFloat(document.getElementById('totalStudentLoanDebt').value) || 0;
var totalAutoLoanDebt = parseFloat(document.getElementById('totalAutoLoanDebt').value) || 0;
var totalMortgageDebt = parseFloat(document.getElementById('totalMortgageDebt').value) || 0;
var totalPersonalLoanDebt = parseFloat(document.getElementById('totalPersonalLoanDebt').value) || 0;
var otherDebt = parseFloat(document.getElementById('otherDebt').value) || 0;
var avgCCAPR = parseFloat(document.getElementById('averageCreditCardAPR').value) || 0;
var avgSLRate = parseFloat(document.getElementById('averageStudentLoanInterestRate').value) || 0;
var avgALRate = parseFloat(document.getElementById('averageAutoLoanInterestRate').value) || 0;
var avgMLRate = parseFloat(document.getElementById('averageMortgageInterestRate').value) || 0;
var avgPLRate = parseFloat(document.getElementById('averagePersonalLoanInterestRate').value) || 0;
var monthlyPaymentCreditCard = parseFloat(document.getElementById('monthlyPaymentCreditCard').value) || 0;
var monthlyPaymentStudentLoan = parseFloat(document.getElementById('monthlyPaymentStudentLoan').value) || 0;
var monthlyPaymentAutoLoan = parseFloat(document.getElementById('monthlyPaymentAutoLoan').value) || 0;
var monthlyPaymentMortgage = parseFloat(document.getElementById('monthlyPaymentMortgage').value) || 0;
var monthlyPaymentPersonalLoan = parseFloat(document.getElementById('monthlyPaymentPersonalLoan').value) || 0;
var monthlyPaymentOther = parseFloat(document.getElementById('monthlyPaymentOther').value) || 0;
var totalDebt = totalCreditCardDebt + totalStudentLoanDebt + totalAutoLoanDebt + totalMortgageDebt + totalPersonalLoanDebt + otherDebt;
var totalMonthlyPayments = monthlyPaymentCreditCard + monthlyPaymentStudentLoan + monthlyPaymentAutoLoan + monthlyPaymentMortgage + monthlyPaymentPersonalLoan + monthlyPaymentOther;
var totalInterestPaid = 0;
var maxPayoffYears = 0;
var debtDetails = [];
var chartDataPrincipal = [];
var chartDataInterest = [];
var maxChartMonths = 0;
var chartMonths = [];
var simulationMonths = 0;
var maxSimulatedMonths = 360;
var interestRates = {
cc: avgCCAPR / 100 / 12,
sl: avgSLRate / 100 / 12,
al: avgALRate / 100 / 12,
ml: avgMLRate / 100 / 12,
pl: avgPLRate / 100 / 12,
ot: 0 // Assuming 'other' debt doesn't have a specified rate, or is low interest
};
var balances = {
cc: totalCreditCardDebt,
sl: totalStudentLoanDebt,
al: totalAutoLoanDebt,
ml: totalMortgageDebt,
pl: totalPersonalLoanDebt,
ot: otherDebt
};
var payments = {
cc: monthlyPaymentCreditCard,
sl: monthlyPaymentStudentLoan,
al: monthlyPaymentAutoLoan,
ml: monthlyPaymentMortgage,
pl: monthlyPaymentPersonalLoan,
ot: monthlyPaymentOther
};
var debtTypes = ['cc', 'sl', 'al', 'pl', 'ot'];
var debtTypeNames = {
cc: 'Credit Card',
sl: 'Student Loan',
al: 'Auto Loan',
ml: 'Mortgage',
pl: 'Personal Loan',
ot: 'Other Debt'
};
var mortgagePayoffYears = 0;
if (totalMortgageDebt > 0 && monthlyPaymentMortgage > 0) {
mortgagePayoffYears = calculatePayoffTime(totalMortgageDebt, monthlyPaymentMortgage, interestRates.ml);
debtDetails.push({ type: 'Mortgage', balance: totalMortgageDebt, rate: avgMLRate, payment: monthlyPaymentMortgage, years: mortgagePayoffYears });
}
debtTypes.forEach(function(type) {
if (type === 'ml') return;
var balance = balances[type];
var payment = payments[type];
var rate = interestRates[type];
if (balance > 0) {
var payoffYears = calculatePayoffTime(balance, payment, rate);
var interestForType = calculateTotalInterest(balance, payment, rate, payoffYears);
totalInterestPaid += interestForType;
if (payoffYears > maxPayoffYears) {
maxPayoffYears = payoffYears;
}
if (type !== 'ml') {
debtDetails.push({ type: debtTypeNames[type], balance: balance, rate: (rate * 100 * 12), payment: payment, years: payoffYears });
}
}
});
if (mortgagePayoffYears > maxPayoffYears) {
maxPayoffYears = mortgagePayoffYears;
}
if (totalMortgageDebt > 0 && monthlyPaymentMortgage > 0 && !debtDetails.some(d => d.type === 'Mortgage')) {
debtDetails.push({ type: 'Mortgage', balance: totalMortgageDebt, rate: avgMLRate, payment: monthlyPaymentMortgage, years: mortgagePayoffYears });
}
debtDetails.sort(function(a, b) { return b.years – a.years; });
maxPayoffYears = debtDetails.length > 0 ? debtDetails[0].years : 0;
var estimatedYearsToPayOff = maxPayoffYears;
if (isNaN(estimatedYearsToPayOff) || estimatedYearsToPayOff === Infinity) {
estimatedYearsToPayOff = "N/A (Payment too low)";
} else {
estimatedYearsToPayOff = estimatedYearsToPayOff.toFixed(1);
}
document.getElementById('totalDebtResult').textContent = formatCurrency(totalDebt);
document.getElementById('totalInterestPaidResult').textContent = "Total Estimated Interest Paid: " + formatCurrency(totalInterestPaid);
document.getElementById('totalYearsToPayOffResult').textContent = "Estimated Years to Pay Off: " + estimatedYearsToPayOff;
document.getElementById('totalMonthlyPaymentsResult').textContent = "Total Monthly Payments: " + formatCurrency(totalMonthlyPayments);
updateTable(debtDetails);
updateChart(balances, payments, interestRates, maxSimulatedMonths);
}
function calculatePayoffTime(principal, monthlyPayment, monthlyRate) {
if (monthlyRate === 0) {
return monthlyPayment === 0 ? Infinity : principal / monthlyPayment;
}
if (monthlyPayment 0 ? formatNumber(item.rate) + '%' : 'N/A';
cellPayment.textContent = formatCurrency(item.payment);
cellYears.textContent = item.years === Infinity ? "N/A" : item.years.toFixed(1);
});
}
function updateChart(initialBalances, monthlyPayments, interestRates, maxMonths) {
var canvas = document.getElementById('debtChart');
var ctx = canvas.getContext('2d');
if (chartInstance) {
chartInstance.destroy();
}
var currentBalances = {};
var currentPrincipalPaid = {};
var currentInterestPaid = {};
var totalPrincipalSeries = [];
var totalInterestSeries = [];
var months = [];
var simulationMonths = 0;
for (var type in initialBalances) {
currentBalances[type] = initialBalances[type];
currentPrincipalPaid[type] = 0;
currentInterestPaid[type] = 0;
}
for (var m = 0; m 0) {
allDebtsPaid = false;
var balance = currentBalances[type];
var payment = monthlyPayments[type] || 0;
var rate = interestRates[type] || 0;
var interestThisMonth = balance * rate;
var principalThisMonth = 0;
if (payment > 0) {
if (payment > interestThisMonth) {
principalThisMonth = Math.min(payment – interestThisMonth, balance);
} else {
principalThisMonth = Math.min(payment, balance);
interestThisMonth = balance – principalThisMonth;
}
if (interestThisMonth < 0) interestThisMonth = 0;
if (principalThisMonth < 0) principalThisMonth = 0;
} else {
principalThisMonth = 0;
interestThisMonth = balance * rate;
}
currentBalances[type] -= principalThisMonth;
if (currentBalances[type] 0) {
simulationMonths = maxMonths;
}
chartInstance = new Chart(ctx, {
type: 'bar',
data: {
labels: months.slice(0, simulationMonths),
datasets: [{
label: 'Principal Paid',
data: totalPrincipalSeries.slice(0, simulationMonths),
backgroundColor: 'rgba(0, 74, 153, 0.6)',
borderColor: 'rgba(0, 74, 153, 1)',
borderWidth: 1,
stack: 'Stack 0'
}, {
label: 'Interest Paid',
data: totalInterestSeries.slice(0, simulationMonths),
backgroundColor: 'rgba(40, 167, 69, 0.6)',
borderColor: 'rgba(40, 167, 69, 1)',
borderWidth: 1,
stack: 'Stack 0'
}]
},
options: {
responsive: true,
maintainAspectRatio: false,
scales: {
x: {
stacked: true,
title: {
display: true,
text: 'Month'
}
},
y: {
stacked: true,
title: {
display: true,
text: 'Amount ($)'
},
beginAtZero: true
}
},
plugins: {
legend: {
display: false
},
tooltip: {
mode: 'index',
intersect: false
}
}
}
});
}
function resetCalculator() {
document.getElementById('totalCreditCardDebt').value = '15000';
document.getElementById('totalStudentLoanDebt').value = '30000';
document.getElementById('totalAutoLoanDebt').value = '20000';
document.getElementById('totalMortgageDebt').value = '250000';
document.getElementById('totalPersonalLoanDebt').value = '5000';
document.getElementById('otherDebt').value = '2000';
document.getElementById('averageCreditCardAPR').value = '18.0';
document.getElementById('averageStudentLoanInterestRate').value = '5.0';
document.getElementById('averageAutoLoanInterestRate').value = '6.0';
document.getElementById('averageMortgageInterestRate').value = '4.0';
document.getElementById('averagePersonalLoanInterestRate').value = '10.0';
document.getElementById('monthlyPaymentCreditCard').value = '300';
document.getElementById('monthlyPaymentStudentLoan').value = '300';
document.getElementById('monthlyPaymentAutoLoan').value = '400';
document.getElementById('monthlyPaymentMortgage').value = '1200';
document.getElementById('monthlyPaymentPersonalLoan').value = '100';
document.getElementById('monthlyPaymentOther').value = '50';
clearErrorMessages();
calculateDebt();
}
function clearErrorMessages() {
var errorElements = document.querySelectorAll('.error-message');
errorElements.forEach(function(el) {
el.style.display = 'none';
el.textContent = ";
});
var inputs = document.querySelectorAll('.input-group input, .input-group select');
inputs.forEach(function(input) {
input.style.borderColor = '#ccc';
});
}
function copyResults() {
var totalDebtResult = document.getElementById('totalDebtResult').textContent;
var totalInterestPaidResult = document.getElementById('totalInterestPaidResult').textContent;
var totalYearsToPayOffResult = document.getElementById('totalYearsToPayOffResult').textContent;
var totalMonthlyPaymentsResult = document.getElementById('totalMonthlyPaymentsResult').textContent;
var assumptions = "Key Assumptions:\n";
assumptions += "- Avg Credit Card APR: " + document.getElementById('averageCreditCardAPR').value + "%\n";
assumptions += "- Avg Student Loan Rate: " + document.getElementById('averageStudentLoanInterestRate').value + "%\n";
assumptions += "- Avg Auto Loan Rate: " + document.getElementById('averageAutoLoanInterestRate').value + "%\n";
assumptions += "- Avg Mortgage Rate: " + document.getElementById('averageMortgageInterestRate').value + "%\n";
assumptions += "- Avg Personal Loan Rate: " + document.getElementById('averagePersonalLoanInterestRate').value + "%\n";
var table = document.getElementById('debtTable');
var rows = table.getElementsByTagName('tbody')[0].getElementsByTagName('tr');
var tableContent = "Debt Details:\n";
for (var i = 0; i < rows.length; i++) {
var cells = rows[i].getElementsByTagName('td');
tableContent += cells[0].textContent + " | " + cells[1].textContent + " | " + cells[2].textContent + " | " + cells[3].textContent + " | " + cells[4].textContent + "\n";
}
var textToCopy = "— USA Debt Calculator Results —\n\n" +
totalDebtResult + "\n" +
totalInterestPaidResult + "\n" +
totalYearsToPayOffResult + "\n" +
totalMonthlyPaymentsResult + "\n\n" +
assumptions + "\n" +
tableContent;
navigator.clipboard.writeText(textToCopy).then(function() {
alert('Results copied to clipboard!');
}).catch(function(err) {
console.error('Failed to copy results: ', err);
alert('Failed to copy results. Please copy manually.');
});
}
function toggleFaq(element) {
var content = element.nextElementSibling;
if (content.style.display === "block") {
content.style.display = "none";
} else {
content.style.display = "block";
}
}
document.addEventListener('DOMContentLoaded', function() {
resetCalculator();
var ctx = document.getElementById('debtChart').getContext('2d');
chartInstance = new Chart(ctx, {
type: 'bar',
data: {
labels: [],
datasets: [{
label: 'Principal Paid',
data: [],
backgroundColor: 'rgba(0, 74, 153, 0.6)',
borderColor: 'rgba(0, 74, 153, 1)',
borderWidth: 1,
stack: 'Stack 0'
}, {
label: 'Interest Paid',
data: [],
backgroundColor: 'rgba(40, 167, 69, 0.6)',
borderColor: 'rgba(40, 167, 69, 1)',
borderWidth: 1,
stack: 'Stack 0'
}]
},
options: {
responsive: true,
maintainAspectRatio: false,
scales: {
x: { stacked: true, title: { display: true, text: 'Month' } },
y: { stacked: true, title: { display: true, text: 'Amount ($)' }, beginAtZero: true }
},
plugins: { legend: { display: false }, tooltip: { mode: 'index', intersect: false } }
}
});
});
var script = document.createElement('script');
script.src = 'https://cdn.jsdelivr.net/npm/chart.js';
script.onload = function() {
console.log('Chart.js loaded');
calculateDebt();
};
document.head.appendChild(script);