Monthly Payment Mortgage Calculator

Use this Mortgage Calculator to calculate the monthly mortgage payment on a fixed-rate mortgage.

Principal Loan Amount:

Yearly Interest Rate: %

Total Months of the Loan:

A 30 year loan has 360 months, a 15 year loan has 180 months.

What is the mortgage payment?

To calculate the monthly payment on a mortgage loan use the formula:

Mortgage Loan Equation

c = Monthly Payment

r = Monthly Interest Rate (in Decimal Form) =
(Yearly Interest Rate/100) / 12

P = Principal Amount on the Loan

N = Total # of Months for the loan ( Years on the loan x 12)

Example: Monthly mortgage payment for 30 year fixed-rate loan,
with a principal of $250,000, and a yearly interest rate of 6.5%:

r = (6.5 / 100) / 12 = .005416667

P = 250,000

N = (30 x 12) = 360

Mortgage Monthly Payment Formula

The Monthly Mortgage Payment is $1580.17

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