Free Mortgage Calculator

Mortgage Payment Calculator

Estimate principal and interest, property taxes, homeowners insurance, mortgage insurance, HOA fees, and the likely total monthly housing payment.

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Step 1 · Enter loan details

Estimate the monthly mortgage payment

Use the expected home price, down payment, interest rate, loan term, taxes, insurance, and other recurring housing costs.

Home and loan

Core financing
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Optional. Shows how extra principal may shorten payoff time and reduce interest.

Taxes and insurance

Annual estimates
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$
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Auto estimate uses 0.5% annually when down payment is below 20%. Actual PMI varies.
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What the calculator includes

See more than principal and interest.

A mortgage quote may focus on the loan payment, but the amount leaving the household budget can also include taxes, insurance, mortgage insurance, and association fees.

01

Loan payment

Principal and interest are calculated using the loan amount, annual interest rate, and selected loan term.

02

Housing add-ons

Annual taxes and homeowners insurance are converted to monthly amounts, then combined with monthly mortgage insurance and HOA fees.

03

Long-term interest

The calculator estimates total interest across the full loan term when payments remain fixed and are made as scheduled.

Method and privacy: Calculations run in the browser using a standard fixed-rate amortization formula. The page can estimate PMI, compare dollar and percentage inputs, include extra principal, and build a year-by-year schedule. Entries are not sent to MegaTools.tools or saved to an account by this page.

Helpful next steps

Move from payment estimate to a better home decision.

Affordability

Check how the payment fits the budget

Compare monthly income, debts, down payment, and ownership expenses before choosing a target price.

Home affordability calculator
Closing

Estimate cash needed at closing

Review common buyer expenses beyond the down payment, including lender, title, prepaid, and settlement costs.

Closing cost estimator
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Review mortgage and insurance options

Future partner comparisons can appear here after reputable programs are selected and disclosures are finalized.

Comparison resources

Some future recommendations may use affiliate links. Paid relationships should be disclosed clearly and never affect calculator results.

Common questions

Mortgage payment calculator questions.

Does this calculator include property taxes and insurance?+
Yes. Enter annual property taxes and homeowners insurance, and the calculator converts both to monthly amounts. Mortgage insurance and HOA fees can also be added.
What is included in principal and interest?+
Principal reduces the loan balance. Interest is the cost charged by the lender. The calculator estimates both using a fixed-rate amortization formula.
Why might the lender quote be different?+
Actual payments can differ because of lender fees, escrow rules, changing taxes or insurance, mortgage insurance details, rate locks, loan type, credit, and property-specific costs.
How does an extra monthly payment affect the loan?+
Extra principal can reduce the balance faster, shorten the payoff period, and lower total interest. The calculator updates the estimated payoff time and amortization schedule when an extra amount is entered.
Does this tool save my financial information?+
No account or server-side saving is built into this page. Calculations run in the browser during the current session.