Loan Calculator – Amortization Schedule & Monthly Payment
Calculate periodic loan payments, total interest, and full amortization schedule.
About the Loan Calculator – Amortization Schedule & Monthly Payment
The Loan Calculator provides accurate monthly payment figures, total interest, and printable amortization schedules for mortgages, auto loans, or personal loans.
Amortization PMT Formula
Payment (PMT) = P × [r × (1 + r)^n] / [(1 + r)^n - 1]
Where:
P = Principal Loan Amount
r = Periodic Interest Rate (Annual Rate / Periods per Year)
n = Total Payment Periods
Worked Step-by-Step Examples
Example: $250,000 loan at 6.5% interest for 30 years (monthly)
1. Monthly rate r = 0.065 / 12 = 0.0054167 2. Total periods n = 30 × 12 = 360 3. Calculated Monthly PMT = $1,580.17
Frequently Asked Questions
Yes! Click "Export CSV" to download the schedule or "Print Table" for a clean printable PDF format.