.rpc-header {
text-align: center;
margin-bottom: 30px;
}
.rpc-header h2 {
color: #2c3e50;
margin-bottom: 10px;
}
.rpc-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 20px;
}
@media(max-width: 600px) {
.rpc-grid {
grid-template-columns: 1fr;
}
}
.rpc-input-group {
margin-bottom: 15px;
}
.rpc-input-group label {
display: block;
margin-bottom: 5px;
font-weight: 600;
color: #555;
font-size: 0.9rem;
}
.rpc-input-group input {
width: 100%;
padding: 10px;
border: 1px solid #ddd;
border-radius: 4px;
font-size: 1rem;
box-sizing: border-box;
}
.rpc-input-group input:focus {
border-color: #3498db;
outline: none;
}
.rpc-btn {
grid-column: 1 / -1;
background-color: #27ae60;
color: white;
border: none;
padding: 15px;
font-size: 1.1rem;
font-weight: bold;
border-radius: 4px;
cursor: pointer;
transition: background 0.3s;
margin-top: 10px;
}
.rpc-btn:hover {
background-color: #219150;
}
.rpc-results {
grid-column: 1 / -1;
background-color: #f8f9fa;
border: 1px solid #e9ecef;
padding: 20px;
border-radius: 6px;
margin-top: 20px;
display: none;
}
.rpc-result-row {
display: flex;
justify-content: space-between;
margin-bottom: 10px;
padding-bottom: 10px;
border-bottom: 1px dashed #ddd;
}
.rpc-result-row:last-child {
border-bottom: none;
margin-bottom: 0;
padding-bottom: 0;
}
.rpc-result-label {
color: #666;
}
.rpc-result-value {
font-weight: bold;
color: #2c3e50;
}
.rpc-highlight {
color: #27ae60;
font-size: 1.2rem;
}
.rpc-article {
margin-top: 40px;
line-height: 1.6;
color: #333;
}
.rpc-article h3 {
color: #2c3e50;
border-bottom: 2px solid #eee;
padding-bottom: 10px;
margin-top: 30px;
}
.rpc-article p {
margin-bottom: 15px;
}
.rpc-article ul {
margin-bottom: 15px;
padding-left: 20px;
}
.rpc-article li {
margin-bottom: 5px;
}
function calculateRentalROI() {
// Get Input Values
var price = parseFloat(document.getElementById('purchasePrice').value);
var downPayment = parseFloat(document.getElementById('downPayment').value);
var closingCosts = parseFloat(document.getElementById('closingCosts').value);
var interestRate = parseFloat(document.getElementById('interestRate').value);
var loanTerm = parseFloat(document.getElementById('loanTerm').value);
var monthlyRent = parseFloat(document.getElementById('monthlyRent').value);
var monthlyExpenses = parseFloat(document.getElementById('monthlyExpenses').value);
// Validation
if (isNaN(price) || isNaN(downPayment) || isNaN(monthlyRent)) {
alert("Please enter valid numbers for Price, Down Payment, and Rent.");
return;
}
// Calculations
var loanAmount = price – downPayment;
var totalInvested = downPayment + closingCosts;
// Mortgage Calculation (Principal & Interest)
var monthlyRate = (interestRate / 100) / 12;
var totalPayments = loanTerm * 12;
var mortgagePayment = 0;
if (interestRate === 0) {
mortgagePayment = loanAmount / totalPayments;
} else {
var x = Math.pow(1 + monthlyRate, totalPayments);
mortgagePayment = (loanAmount * x * monthlyRate) / (x – 1);
}
// Cash Flow Calculations
var totalMonthlyOutflow = mortgagePayment + monthlyExpenses;
var monthlyCashFlow = monthlyRent – totalMonthlyOutflow;
var annualCashFlow = monthlyCashFlow * 12;
// ROI Calculation
var cocReturn = 0;
if (totalInvested > 0) {
cocReturn = (annualCashFlow / totalInvested) * 100;
}
// Display Results with Formatting
var formatter = new Intl.NumberFormat('en-US', {
style: 'currency',
currency: 'USD',
minimumFractionDigits: 2
});
document.getElementById('resTotalInvested').innerText = formatter.format(totalInvested);
document.getElementById('resMortgage').innerText = formatter.format(mortgagePayment);
var cfEl = document.getElementById('resCashFlow');
cfEl.innerText = formatter.format(monthlyCashFlow);
cfEl.style.color = monthlyCashFlow >= 0 ? '#27ae60' : '#c0392b';
var acfEl = document.getElementById('resAnnualCashFlow');
acfEl.innerText = formatter.format(annualCashFlow);
acfEl.style.color = annualCashFlow >= 0 ? '#27ae60' : '#c0392b';
var cocEl = document.getElementById('resCoC');
cocEl.innerText = cocReturn.toFixed(2) + '%';
cocEl.style.color = cocReturn >= 0 ? '#27ae60' : '#c0392b';
// Show Results Section
document.getElementById('rpcResults').style.display = 'block';
}
Rental Property Cash on Cash Return Calculator
Analyze your real estate investment potential instantly.
(Taxes, Insurance, HOA, Vacancy)
Total Cash Invested:
–
Monthly Mortgage Payment:
–
Monthly Cash Flow:
–
Annual Cash Flow:
–
Cash on Cash Return:
–
Mastering Real Estate Investment Analysis
Understanding the financial performance of a rental property is the cornerstone of successful real estate investing. While the purchase price and rental income are obvious metrics, the Cash on Cash Return (CoC) is often considered the gold standard for evaluating the efficiency of your invested capital.
What is Cash on Cash Return?
Cash on Cash Return is a percentage that measures the annual pre-tax cash flow relative to the total amount of cash invested. Unlike Cap Rate, which measures the property's potential regardless of financing, Cash on Cash Return takes into account your mortgage leverage. It answers the critical question: "For every dollar I put into this deal, how many cents do I get back in profit each year?"
The formula used in this calculator is:
Cash on Cash Return = (Annual Pre-Tax Cash Flow / Total Cash Invested) × 100
Key Inputs Explained
- Total Cash Invested: This includes your down payment, closing costs, and any immediate renovation (rehab) costs required to get the property rent-ready.
- Monthly Operating Expenses: These are costs incurred to keep the asset running. Common expenses include property taxes, landlord insurance, HOA fees, property management fees, and a budget for maintenance and vacancy.
- Debt Service (Mortgage): Your principal and interest payments, calculated based on the loan amount (Purchase Price minus Down Payment), interest rate, and term.
Interpreting Your Results
A "good" Cash on Cash return varies by market and investor strategy. However, generally speaking:
- 8-12%: Often considered a solid return for long-term buy-and-hold investments.
- 15%+: Excellent returns, typically found in lower-cost markets or deals requiring significant sweat equity (BRRRR strategy).
- Below 5%: Might be acceptable in high-appreciation markets where the primary goal is equity growth rather than immediate cash flow.
Use this calculator to stress-test your deals. Adjust the rent slightly lower or expenses slightly higher to see if the property remains profitable under less-than-ideal conditions.