Loan Payment Calculator
Formula
M = P[r(1+r)^n] / [(1+r)^n - 1]
Where: M = Monthly payment, P = Principal, r = Monthly interest rate, n = Number of payments
About This Calculator
This loan payment calculator helps you move from raw inputs to a decision-ready output in seconds.
Estimate monthly loan payments and total interest so you can evaluate affordability before committing to a borrowing decision.
If your workflow expands, pair this calculator with Amortization Schedule Calculator and Loan Amortization with Extra Payments Calculator to cross-check assumptions and build a stronger analysis chain.
Formula
Payment = P * [r(1 + r)^n] / [(1 + r)^n - 1]
Example Calculation
The worked example below demonstrates how the input fields translate into the final output. Use it as a quick validation pass before entering your own numbers.
- principal: 25000
- annualRatePercent: 6.5
- termMonths: 60
Explanation of Results
Result Interpretation
A five-year loan at 6.5% produces a fixed monthly payment near $489, helping you budget debt service against cash flow.
FAQ
Does this include taxes or insurance?
No. The calculator focuses on principal and interest. Add taxes, insurance, and fees separately for a full monthly obligation view.
How can I lower total interest paid?
You can reduce interest by shortening term length, lowering rate, or making extra principal payments during the loan.
Related Calculators
Continue exploring tools in this topic cluster to improve internal discoverability and reduce orphaned workflows.
See Also
Other calculators in Personal Finance
Compound Interest Calculator
Mortgage Calculator
Retirement Savings Calculator
Debt Payoff Strategy Calculator (Avalanche vs Snowball)
Compound Interest Calculator with Variable Contributions
Emergency Fund Months Calculator
Relevant Blog Posts
Articles in Personal Finance