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Amortization Schedule Calculator

%
years

Result

Calculated result 599.5505251528 Based on the values entered.
↗ Finance

Amortization Schedule Calculator — free online calculator.

Formula

Monthly payment = P·r·(1+r)^n / ((1+r)^n − 1).
  • Amortization Schedule Calculator calculates its result from Principal, Annual interest rate (%), Term (years). It uses the formula Monthly payment = P·r·(1+r)^n / ((1+r)^n − 1).. Change any input to recalculate the result instantly.
  • The main inputs are Principal, Annual interest rate, Term. Enter them in the units and format shown in the calculator.
  • Use monetary amounts, rates and time periods exactly as labeled; the result reflects the assumptions entered on this page.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Amortization Schedule

Inputs
  • Principal: 100000
  • Annual interest rate: 6 %
  • Term: 30 years

Using Principal = 100000, Annual interest rate (%) = 6, Term (years) = 30, the calculated result is 599.5505251528.

Sample result: Calculating…

Frequently asked questions

What does the Amortization Schedule calculate?

Amortization Schedule Calculator — free online calculator.

Which values should I enter?

Enter Principal, Annual interest rate, Term using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Monthly payment = P·r·(1+r)^n / ((1+r)^n − 1)..

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026