Loan Balance Calculator

Calculate the remaining balance on any loan at any point during the repayment period. See how much principal and interest you have paid so far.

Loan Details

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%
yrs
pmts

Enter your loan details and click "Calculate" to see your remaining balance.

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Pro Tip

Making one extra payment per year on a 5-year auto loan can save hundreds in interest and pay off the loan months earlier. Apply extra payments early in the loan for maximum impact.

View Amortization Schedule →

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Understanding Your Loan Balance

Every loan payment you make consists of two parts: principal (which reduces your loan balance) and interest (the cost of borrowing). In the early stages of a loan, a larger portion of your payment goes toward interest. As you pay down the balance, more of each payment goes toward principal.

This is known as amortization. Fully amortizing loans are structured so that the balance reaches zero at the end of the loan term if all scheduled payments are made. Understanding where you are in the amortization schedule helps you make informed decisions about prepayment, refinancing, or selling.

Your loan balance decreases more slowly in the early years because interest is calculated on the remaining balance. This means paying extra early in the loan has a much larger impact than paying extra near the end, since it reduces the balance that future interest is calculated on.

Remaining Balance Formula

B = P × [(1+r)n − (1+r)p] / [(1+r)n − 1]

Where:

B = Remaining balance

P = Original loan amount

r = Monthly interest rate

n = Total number of payments

p = Number of payments completed

Example

$25,000 loan at 6.5% for 5 years after 24 payments:

  • • Monthly payment: $489.15
  • • After 24 payments: Total paid = $11,739.60
  • • Remaining balance: ~$16,019
  • • Principal paid: ~$8,981 (35.9%)
  • • Interest paid: ~$2,759

Frequently Asked Questions

Why is my balance decreasing so slowly?
In the early years of a loan, most of your payment goes to interest. For example, on a 30-year mortgage at 7%, about 80% of your first payment is interest. This ratio improves over time as the balance decreases.
How can I pay off my loan faster?
Making extra payments toward principal is the most effective way. Even small additional amounts can save significant interest and shorten the loan term. Always specify that extra payments should go to principal, not future payments.
What if I have made extra payments?
If you have made extra payments beyond the scheduled amount, your actual balance will be lower than calculated here. Check your loan statement for the exact current balance.
Should I pay off my loan early?
It depends on the interest rate, tax implications, and what else you could do with the money. High-interest debt should generally be paid off quickly, while low-interest debt may be less urgent if you can earn more by investing.