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Mortgage Calculator

Calculate your monthly mortgage payment and view the full amortization schedule

Want to learn more? Read our guide: Mortgage & Loan Interest Explained

Why Use This Tool?

  • Compare different loan scenarios before committing
  • See exactly how much interest you will pay over the loan term
  • Full amortization schedule shows monthly principal vs interest breakdown

Calculation Formula

M = P × [r(1+r)^n] / [(1+r)^n - 1], where M = monthly payment, P = principal, r = monthly interest rate, n = total payments.

How to Use

  1. Enter your home loan amount (principal)
  2. Enter the annual interest rate
  3. Select the loan term in years
  4. Optionally enter your down payment amount
  5. View your monthly payment, total interest, and amortization schedule

FAQ

How is the monthly mortgage payment calculated?

The monthly payment is calculated using the formula M = P[r(1+r)^n] / [(1+r)^n - 1], where P is the principal, r is the monthly interest rate, and n is the total number of payments.

What is an amortization schedule?

An amortization schedule is a table showing each monthly payment broken down into principal and interest portions, along with the remaining loan balance after each payment.

How does a down payment affect my mortgage?

A larger down payment reduces your loan principal, which lowers your monthly payment and the total interest paid over the life of the loan.

What is a good mortgage interest rate?

Mortgage rates vary by market conditions, loan type, and credit score. Generally, rates between 3% and 7% are common. Compare multiple lenders to find the best rate for your situation.

Should I choose a 15-year or 30-year mortgage?

A 15-year mortgage has higher monthly payments but lower total interest. A 30-year mortgage offers lower monthly payments but costs more in interest over time. Choose based on your budget and financial goals.

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