Mortgage Loan Estimate Calculator

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Mortgage EMI Calculator

Estimate your monthly home loan repayments instantly.

Loan Amount: $0.00
Total Interest Payable: $0.00
Total Payment (Principal + Interest): $0.00
Monthly EMI: $0.00

Understanding Your Mortgage Payments: A Detailed Guide

Purchasing a home is one of the most significant financial decisions you will ever make. Using a Mortgage EMI Calculator helps you transition from "dreaming" to "planning" by providing a clear picture of your future financial commitments.

How Does This Mortgage Calculator Work?

Our calculator uses the standard reducing balance formula to determine your Equated Monthly Installment (EMI). The formula used is:

E = P × r × (1 + r)^n / ((1 + r)^n – 1)

  • P: Principal loan amount (Home price minus down payment)
  • r: Monthly interest rate (Annual rate divided by 12 months)
  • n: Total number of months (Years × 12)

Real-World Example

Case Study:
Let's say you buy a house for $500,000 with a $100,000 down payment. You secure a 30-year fixed-rate mortgage at 6% interest.

Loan Amount: $400,000
Monthly Interest: 0.5% (6% / 12)
Tenure: 360 months
Monthly Payment: Your EMI would be approximately $2,398.20.

Factors That Affect Your Monthly Payment

1. Down Payment Amount

The more money you put down upfront, the less you need to borrow. A higher down payment reduces your monthly EMI and saves you thousands in interest over the life of the loan.

2. Interest Rates

Even a 0.5% difference in interest rates can significantly impact your total repayment. It is always wise to compare lenders and improve your credit score before applying.

3. Loan Term

A 15-year mortgage usually has higher monthly payments but lower interest costs compared to a 30-year mortgage. Choose a term that balances your monthly cash flow needs with long-term savings goals.

Why Use Our Calculator?

Our tool provides an instant breakdown of the total interest payable. This transparency allows you to see exactly how much your house will cost you in total, including the price of borrowing, helping you make a more informed budgeting decision.

function calculateMortgage() { var homePrice = parseFloat(document.getElementById("homePrice").value); var downPayment = parseFloat(document.getElementById("downPayment").value); var annualRate = parseFloat(document.getElementById("interestRate").value); var years = parseFloat(document.getElementById("loanTerm").value); if (isNaN(homePrice) || isNaN(downPayment) || isNaN(annualRate) || isNaN(years)) { alert("Please enter valid numeric values in all fields."); return; } var principal = homePrice – downPayment; if (principal <= 0) { alert("Down payment cannot be greater than or equal to the home price."); return; } var monthlyRate = (annualRate / 100) / 12; var numberOfPayments = years * 12; var monthlyPayment = 0; if (monthlyRate === 0) { monthlyPayment = principal / numberOfPayments; } else { var x = Math.pow(1 + monthlyRate, numberOfPayments); monthlyPayment = (principal * x * monthlyRate) / (x – 1); } var totalPayment = monthlyPayment * numberOfPayments; var totalInterest = totalPayment – principal; // Display results document.getElementById("resLoanAmount").innerText = "$" + principal.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById("resTotalInterest").innerText = "$" + totalInterest.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById("resTotalPayment").innerText = "$" + totalPayment.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById("resMonthlyPayment").innerText = "$" + monthlyPayment.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById("calc-result").style.display = "block"; }

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