Skip to content

Quarterly Payment Loan Calculator

%
years

Result

Calculated result Ready Change any value to calculate instantly.
↗ Finance

Quarterly Payment Loan Calculator — free online calculator.

Formula

Payment = P × r(1+r)^n ÷ ((1+r)^n − 1), with r as the quarterly rate
  • Quarterly loan payment calculator. This page documents the mathematical loan model used for the estimate and provides an educational example.
  • The main inputs are Loan amount, Annual interest rate, Loan 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: Quarterly Payment Loan

Inputs
  • Loan amount: 100000
  • Annual interest rate: 6 %
  • Loan term: 10 years

For P=10,000, quarterly r=1.25%, n=20, payment ≈ 568.68.

Sample result: Calculating…

Frequently asked questions

What does the Quarterly Payment Loan calculate?

Convert the quoted annual rate consistently to the calculator’s quarterly periodic rate.

Which values should I enter?

Enter Loan amount, Annual interest rate, Loan term using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Payment = P × r(1+r)^n ÷ ((1+r)^n − 1), with r as the quarterly rate.

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 6, 2026