LOANS & MORTGAGES CHANNEL

Mortgage Amortization Calculator

Generate a complete monthly or yearly mortgage interest amortization schedule.

Calculator Variables

$
$
%
yrs

Calculation Overview

Generate a full monthly amortization schedule for your mortgage to see how much goes to principal vs. interest.

Mathematical Model & Formula

M = P * [r(1+r)^n] / [(1+r)^n - 1]

Calculates the amortization rate needed to bring the balance to exactly zero over the mortgage term.

Variables Defined:
  • M: Monthly mortgage payment
  • P: Starting loan balance

Worked Example Scenario

Scenario: A 30-year, $240,000 mortgage at 6.5%.

  1. r = 0.065 / 12 = 0.005417
  2. n = 360
  3. Compute mortgage factor.

Result: Monthly payment is $1,517.

Frequently Asked Questions

What is amortization?

The systematic scheduling of regular loan payments to steadily pay off both interest and principal over a fixed timeframe.