How to use this Loan Principal Calculator

Enter the payment you can make, interest rate, and term to solve for the corresponding fixed-rate amortizing loan amount.

What this tool does

Estimate the loan principal supported by a target payment, APR, and repayment term.

Practical tips and limits

Results are mathematical estimates. Verify the interest method, payment timing, fees, and lender-specific rules in the actual loan agreement before relying on the result.