💰 Mortgage Calculator — Monthly Payment, Interest and Amortization
Enter the loan amount, annual interest rate and term in years to see the monthly payment, total interest paid and overall cost of the mortgage.
How it works
- Enter the principal loan amount, annual interest rate and the number of years.
- Click Calculate. The monthly payment uses the standard amortization formula.
- See the monthly payment, total amount paid and total interest over the full term.
Examples
- A $300,000 loan at 6.5% for 30 years costs about $1,896 per month.
- Compare a 15-year versus 30-year term to see the interest savings.
- Adjust the rate to model different lender offers.
Frequently asked questions
Does this include taxes or insurance?
No. This calculates only principal and interest. Property taxes and insurance are usually added separately by the lender.
Is the calculation exact?
It uses the standard fixed-rate mortgage formula. Actual payments may vary slightly with compounding or fees.
Is any data uploaded?
No. All calculations happen locally in your browser.
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