Real Estate Investment Rate of Return Calculator
This calculator helps you estimate the annual rate of return on your real estate investment, considering various costs and income streams.
.real-estate-roi-calculator {
font-family: sans-serif;
border: 1px solid #ccc;
padding: 20px;
border-radius: 8px;
max-width: 600px;
margin: 20px auto;
}
.calculator-inputs {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 15px;
margin-bottom: 20px;
}
.input-group {
display: flex;
flex-direction: column;
}
.input-group label {
margin-bottom: 5px;
font-weight: bold;
}
.input-group input[type="number"] {
padding: 8px;
border: 1px solid #ccc;
border-radius: 4px;
}
.real-estate-roi-calculator button {
padding: 10px 15px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 16px;
margin-bottom: 20px;
}
.real-estate-roi-calculator button:hover {
background-color: #0056b3;
}
.calculator-result {
margin-top: 20px;
padding: 15px;
background-color: #f8f9fa;
border: 1px solid #e9ecef;
border-radius: 4px;
text-align: center;
font-size: 1.1em;
}
function calculateRealEstateROI() {
var purchasePrice = parseFloat(document.getElementById("purchasePrice").value);
var closingCosts = parseFloat(document.getElementById("closingCosts").value);
var renovationCosts = parseFloat(document.getElementById("renovationCosts").value);
var totalMortgagePaid = parseFloat(document.getElementById("totalMortgagePaid").value);
var annualOperatingExpenses = parseFloat(document.getElementById("annualOperatingExpenses").value);
var annualRentalIncome = parseFloat(document.getElementById("annualRentalIncome").value);
var investmentDurationYears = parseFloat(document.getElementById("investmentDurationYears").value);
var sellingPrice = parseFloat(document.getElementById("sellingPrice").value);
var sellingCosts = parseFloat(document.getElementById("sellingCosts").value);
var resultDiv = document.getElementById("result");
resultDiv.innerHTML = ""; // Clear previous results
if (isNaN(purchasePrice) || purchasePrice <= 0 ||
isNaN(closingCosts) || closingCosts < 0 ||
isNaN(renovationCosts) || renovationCosts < 0 ||
isNaN(totalMortgagePaid) || totalMortgagePaid < 0 ||
isNaN(annualOperatingExpenses) || annualOperatingExpenses < 0 ||
isNaN(annualRentalIncome) || annualRentalIncome < 0 ||
isNaN(investmentDurationYears) || investmentDurationYears <= 0 ||
isNaN(sellingPrice) || sellingPrice <= 0 ||
isNaN(sellingCosts) || sellingCosts < 0) {
resultDiv.innerHTML = "Please enter valid positive numbers for all fields.";
return;
}
// Total initial investment = Purchase Price + Closing Costs + Renovation Costs
var initialInvestment = purchasePrice + closingCosts + renovationCosts;
// Total expenses over the investment period = (Annual Operating Expenses * Investment Duration Years) + Total Mortgage Paid
var totalExpenses = (annualOperatingExpenses * investmentDurationYears) + totalMortgagePaid;
// Total income over the investment period = Annual Rental Income * Investment Duration Years
var totalRentalIncome = annualRentalIncome * investmentDurationYears;
// Net Profit = (Total Rental Income + Selling Price) – (Initial Investment + Total Expenses + Selling Costs)
var netProfit = (totalRentalIncome + sellingPrice) – (initialInvestment + totalExpenses + sellingCosts);
// Total Return on Investment = (Net Profit / Initial Investment) * 100
var totalROI = (netProfit / initialInvestment) * 100;
// Annualized Rate of Return = (Total ROI / Investment Duration Years)
var annualizedROI = totalROI / investmentDurationYears;
resultDiv.innerHTML = "
Results:
" +
"Initial Investment: $" + initialInvestment.toFixed(2) + "" +
"Total Rental Income: $" + totalRentalIncome.toFixed(2) + "" +
"Total Expenses: $" + totalExpenses.toFixed(2) + "" +
"Net Profit: $" + netProfit.toFixed(2) + "" +
"Total Rate of Return: " + totalROI.toFixed(2) + "%" +
"
Annualized Rate of Return: " + annualizedROI.toFixed(2) + "%";
}