Monthly Payment Calculator — calculate payment from amount/rate/term.
Monthly Payment Calculator
Estimate your monthly payment from the loan amount, annual interest rate, and repayment term.
Loan details
Loan snapshot
How monthly payments work
Monthly payments are usually calculated using an amortization formula where each payment covers both interest and principal. Early in the term, a larger share goes toward interest, while later payments shift toward principal reduction.
This calculator estimates the fixed payment needed to repay a loan over a chosen term. It is useful for mortgages, auto loans, personal loans, and general budgeting.
Actual monthly costs may vary if your lender adds insurance, fees, taxes, or optional products. This estimate is intended as a planning tool rather than a final lender quote.
- Longer terms lower the monthly cost but increase total interest.
- Higher rates increase both monthly payment and total interest.
- Fees and points can affect the effective cost of borrowing.
- Paying extra toward principal may reduce total interest over time.
Frequently asked questions
How is the payment calculated?
It uses the standard amortized loan formula that spreads the principal and interest across equal monthly payments over the term.
Why does a longer term lower the payment?
Because the balance is repaid over more months, each payment is smaller even though the total interest paid is normally higher.
Do fees change the monthly payment?
They are included as an added cost, which can increase the effective total borrowing cost, but this calculator keeps the payment formula focused on the loan principal and rate.
Is this guaranteed by a lender?
No. This is an educational estimate intended for comparison and planning, not a commitment to lend or a final loan quote.
Does this include taxes or insurance?
No. This estimate focuses on the principal, rate, and term. Taxes, insurance, or other lender products may be excluded.
Can I pay more to lower interest?
Yes. Making extra principal payments may reduce the balance faster and lower the total interest paid over the life of the loan.