Home Mortgage Payment Calculator
How to Build a Mortgage Scenario
Enter a purchase price and cash down payment, then use a fixed rate and term from your own planning assumptions.
Choose a currency for display only.
Escrow can change
Taxes and insurance commonly change over time. The entered monthly amounts are static planning assumptions, not escrow forecasts.
What This Home Mortgage Estimate Covers
The mortgage principal equals purchase price minus down payment. The engine calculates a fully amortizing fixed principal-and-interest payment and adds the monthly tax, homeowners insurance and HOA values you provide. It does not calculate affordability, debt-to-income eligibility, approval odds, PMI, points, lender credits, prepaid items or closing cash. The selected currency changes formatting only.
Mortgage Scenario Examples
Twenty percent down scenario
Purchase and cost assumptions
Estimated monthly amount
The estimated principal-and-interest payment is about 2,022.62; entered tax and insurance add 550.
Principal and interest only
Purchase and cost assumptions
Estimated monthly amount
The zero-rate branch divides the 200,000 loan amount by 240 months.
Budget beyond the payment
Maintenance, repairs, utilities and one-time transaction costs remain outside this result.
Frequently Asked Questions
Still have questions about this calculation?
Try the CalculatorMortgage Payment Formula
This is the same level-payment mathematics used for a fixed-rate amortizing loan, applied specifically to a home purchase balance.
Formula
Mortgage principal
P = home price − down payment
Principal and interest
M = P × r / (1 − (1 + r)^−n), or P / n when r = 0
Displayed monthly estimate
housing estimate = M + monthly tax + monthly insurance + monthly HOA
Scientific Background
The payment formula assumes monthly compounding and payments at the end of each period. Real mortgage disclosures control when lender-specific assumptions differ.