By CalculatorInn Team · Updated: 2026-03-22 · Free & accurate · Instant results
Estimate your monthly mortgage payment including principal, interest, property tax, and insurance.
Interactive Mortgage Calculator
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M = P × r(1+r)^n / ((1+r)^n – 1)
P = loan principal, r = monthly interest rate, n = total number of payments.
A common rule is your mortgage payment should not exceed 28% of gross monthly income.
15-year loans have higher monthly payments but significantly less total interest paid.
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