Illinois State Income Tax Rate Calculator

.calculator-widget { font-family: inherit; max-width: 600px; margin: 20px auto; padding: 20px; border: 1px solid #ddd; border-radius: 8px; background-color: #f9f9f9; } .calculator-widget h2 { text-align: center; margin-bottom: 20px; } .calculator-widget .input-group { margin-bottom: 15px; } .calculator-widget label { display: block; margin-bottom: 5px; font-weight: 600; } .calculator-widget input[type="number"] { width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 4px; box-sizing: border-box; /* Important for padding to not affect width */ } .calculator-widget button { width: 100%; padding: 12px; background-color: #007bff; color: white; border: none; border-radius: 4px; cursor: pointer; font-size: 16px; } .calculator-widget button:hover { background-color: #0056b3; } .calculator-widget #result { margin-top: 20px; padding: 15px; background-color: #e9ecef; border-radius: 4px; display: none; /* Hidden by default */ } .calculator-widget .result-item { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 18px; } .calculator-widget .result-item.main { font-weight: bold; font-size: 20px; color: #28a745; }

Car Loan Payment Calculator

Estimated Loan Details:

Monthly Payment:
Total Loan Amount:
Total Interest Paid:
Total Cost of Car (Price + Interest):
function calculateCarLoan() { // 1. Get input values var vehiclePrice = parseFloat(document.getElementById("vehiclePrice").value); var downPayment = parseFloat(document.getElementById("downPayment").value); var tradeInValue = parseFloat(document.getElementById("tradeInValue").value); var interestRate = parseFloat(document.getElementById("interestRate").value); var loanTermMonths = parseInt(document.getElementById("loanTermMonths").value); // 2. Validate inputs to handle edge cases like NaN or negative numbers if (isNaN(vehiclePrice) || vehiclePrice < 0) vehiclePrice = 0; if (isNaN(downPayment) || downPayment < 0) downPayment = 0; if (isNaN(tradeInValue) || tradeInValue < 0) tradeInValue = 0; if (isNaN(interestRate) || interestRate < 0) interestRate = 0; if (isNaN(loanTermMonths) || loanTermMonths <= 0) { alert("Please enter a valid loan term in months (greater than 0)."); document.getElementById("result").style.display = "none"; return; } // 3. Perform Calculations var loanAmount = vehiclePrice – downPayment – tradeInValue; // Handle cases where down payment + trade-in exceeds vehicle price if (loanAmount <= 0) { loanAmount = 0; var monthlyPayment = 0; var totalInterest = 0; var totalPayment = 0; } else { var monthlyInterestRate = (interestRate / 100) / 12; // Handle 0% interest rate case separately to avoid division by zero if (monthlyInterestRate === 0) { var monthlyPayment = loanAmount / loanTermMonths; } else { // Standard Amortization Formula: M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1 ] var numerator = loanAmount * monthlyInterestRate * Math.pow((1 + monthlyInterestRate), loanTermMonths); var denominator = Math.pow((1 + monthlyInterestRate), loanTermMonths) – 1; var monthlyPayment = numerator / denominator; } var totalPayment = monthlyPayment * loanTermMonths; var totalInterest = totalPayment – loanAmount; } var totalCostOfCar = vehiclePrice + totalInterest; // 4. Format and Display Results function formatCurrency(amount) { return "$" + amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,'); } document.getElementById("monthlyPaymentResult").innerText = formatCurrency(monthlyPayment); document.getElementById("totalLoanAmountResult").innerText = formatCurrency(loanAmount); document.getElementById("totalInterestResult").innerText = formatCurrency(totalInterest); document.getElementById("totalCostResult").innerText = formatCurrency(totalCostOfCar); document.getElementById("result").style.display = "block"; }

Understanding Your Car Loan Options

Purchasing a vehicle is a significant financial commitment, and for most buyers, it involves financing through a car loan. This calculator helps you estimate your monthly payments and understand the long-term costs associated with borrowing. By inputting key factors, you can see how different scenarios affect your budget.

How to Use This Calculator

To get an accurate estimate, you will need to provide the following information:

  • Vehicle Price: The total negotiated price of the car you wish to buy, before any deductions. For example, if the sticker price is $35,000, enter 35000.
  • Down Payment: The amount of cash you are paying upfront. A larger down payment reduces the amount you need to borrow, thereby lowering your monthly payment and total interest. For instance, a $5,000 down payment on a $35,000 car means you only finance $30,000.
  • Trade-in Value: If you are trading in an old vehicle, enter the dealer's offer here. This amount acts like an additional down payment, further reducing your loan principal.
  • Annual Interest Rate (APR): This is the cost of borrowing money, expressed as a yearly percentage. Your rate depends on your credit score, the lender, and whether the car is new or used. A lower rate (e.g., 4.5%) significantly reduces the total interest you pay compared to a higher rate (e.g., 9%).
  • Loan Term: The duration of the loan in months. Common terms are 36, 48, 60, or 72 months. While a longer term lowers your monthly payment, it often increases the total interest paid over the life of the loan because you are borrowing for a longer period.

Interpreting the Results

Once you click "Calculate Payment," the tool provides a breakdown of your potential loan:

  • Monthly Payment: This is your estimated payment due each month. Ensure this figure fits comfortably within your monthly budget.
  • Total Loan Amount: This is the principal amount you are actually borrowing after accounting for your down payment and trade-in value.
  • Total Interest Paid: This figure shows the total cost of borrowing the money over the entire loan term. It's the difference between what you pay back and what you initially borrowed.
  • Total Cost of Car: This is the true cost of the vehicle, combining the original purchase price with the total interest you will pay. It highlights the long-term financial impact of the interest rate.

Use these figures to compare different financing offers and adjust your down payment or loan term to find a plan that best suits your financial situation. Remember, these are estimates, and final terms will be determined by your lender.

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