Student Loan Payment Calculator
Estimate your monthly student loan payment based on loan amount, interest rate, and repayment term. Includes amortization breakdown.
Published by:
isCalculator Editorial Team
Was this calculator helpful?
How to use this tool?
This calculator estimates your monthly student loan payment, total interest, and total cost. Follow these steps:
- Enter Loan Amount: Type the total loan principal in dollars (e.g., 30000).
- Enter Annual Interest Rate: Type the yearly interest rate as a percentage (e.g., 5.5 for 5.5%).
- Enter Loan Term: Type the repayment period in years (between 1 and 30).
- Click "Calculate": Press the blue button to see results.
Results explained:
- Monthly Payment: Fixed amount due each month.
- Total Interest Paid: Total interest over the loan term.
- Total Payment: Principal plus total interest.
All inputs must be positive numbers. Interest rate can be 0% for interest-free loans. The calculator uses the standard amortization formula.
Previous Results
| Result | Inputs | Date |
|---|
Frequently Asked Questions
The monthly payment is calculated using the standard amortization formula: M = P * [r(1+r)^n] / [(1+r)^n - 1], where P is the loan principal, r is the monthly interest rate (annual rate divided by 12), and n is the total number of monthly payments.
If the interest rate is 0%, the monthly payment is simply the loan amount divided by the number of months. The calculator handles this case automatically.
Yes, you can input your current loan balance, new interest rate, and desired term to estimate your new monthly payment and total interest.
