Debt management

Student Loan Calculator

Estimate the monthly payment on a student loan, the total interest over the term and how extra payments get you debt-free sooner.

  • Free
  • No sign-up
  • Updated for 2026

Your student loan

$
%
yr
Extra payments
$

added to every payment

Enter the balance, rate and term to see your monthly payment.

Worked example

With these example inputs:

  • Loan balance$30,000
  • Interest rate5.5%
  • Repayment term10 yr

Monthly payment: $326

  • Loan amount$30,000
  • Total interest$9,069
  • Total of payments$39,069
  • Payoff time10 yr

Add this calculator to your site

Free to embed. Copy the snippet below, it drops the live calculator straight into any page.

What this student loan calculator does

This calculator finds your monthly student loan payment. You enter the loan amount, rate, and term. The tool shows the payment in the currency you choose. It can also factor in an extra payment. This is a handy planning tool. You can plug in other values. The result helps you plan a repayment.

What a student loan payment is

A student loan payment is your fixed monthly cost to repay the loan. It covers principal and interest over the term. The same amount is due each month. By the end the loan is fully repaid. It is a core part of any budget. It is paid monthly. It appears in the currency you choose.

How it is calculated

The tool takes your loan amount. It spreads it over the term in equal payments. It adds interest at your rate each month. The payment is set so the loan ends at zero. An extra payment shortens the term. The calculator does this for you.

What the result tells you

The result shows your monthly payment. Take thirty thousand at five and a half percent. Over ten years it costs about three hundred twenty-five a month. A higher rate or amount raises it. A longer term lowers each payment. So it shows what you must pay. It is a clear monthly figure.

Principal and interest

Each payment splits into principal and interest. Principal pays down what you borrowed. Interest is the cost of the loan. Early payments are mostly interest. Later ones are mostly principal. So the split shifts over time. This is how a loan amortizes.

The effect of the rate

The rate drives the cost of a loan. A higher rate lifts every payment. It also adds to the total interest. Even a small rate change adds up. So a lower rate saves real money. A refinance can sometimes help. Compare a few rates before you sign.

Making extra payments

An extra payment goes straight to principal. So it shrinks the balance faster. That cuts the interest you pay. It can also end the loan early. Even a small extra helps over time. So pay more when you can. It is a simple way to save.

How to use it

Enter the loan amount first. Add the rate and term. Read your monthly payment in the currency you pick. Add an extra payment to see the effect. Then try different figures. Compare a few terms. Use it to plan a repayment.

The limits of this calculator

It has a few clear limits. It assumes a fixed rate for the term. It does not model income-driven plans. It ignores any fees or subsidies. A variable rate can change the payment. So treat it as an approximation. So treat the number with care.

Common mistakes to avoid

A common mistake is ignoring the total interest. A low payment can still cost a lot. Another is overlooking a longer term's cost. It lowers the payment but raises interest. Some forget about fees. Others skip a refinance check. Knowing the figure helps you sidestep them.

A final tip

Use this to plan your repayment. Remember the payment covers principal and interest. Watch how the rate and term move it. Check if a refinance could help. Pay a little extra when you can. Do not pick a term too long. A careful check guides your view.

Frequently asked questions

Does interest build up while studying?

On many loans, yes, unsubsidised balances accrue interest during study and grace periods. Enter your current balance, including any capitalised interest, for the most accurate estimate.

Should I pay extra on student loans?

If the rate is high and you have no higher-interest debt, extra payments cut total interest and the payoff time. Use the extra-payment field to see the impact.