Loan Calculator with Down Payment — Calculate Your Monthly Payment in Seconds

Purchase price + down payment → instant financed amount & payment

Use this free loan calculator with down payment to estimate your monthly payment after your deposit. Cars, mortgages, personal loans. No signup required.

Last updated: March 2026

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Amount Financed

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Monthly Payment

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Total Interest

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Total Payment

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Also: car loan with trade-in · basic loan calculator · mortgage calculator

Estimate only. Home · Car loan

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How your loan with down payment is calculated

When you put money down, you borrow less—so your monthly payment is lower. Enter the full price and your down payment; the calculator shows the financed amount and resulting payment. Compare with our car loan calculator, mortgage calculator, car loan with trade-in, main loan calculator, loan for $10,000, or personal loan calculator.

How to use this loan calculator with down payment

  1. Enter the purchase price — The total cost (car price, loan amount, etc.).
  2. Enter your down payment — Cash you pay upfront. The financed amount = price − down payment.
  3. Enter the interest rate and term — Use your lender’s quoted APR and term in months.
  4. Click Calculate — See the amount financed, monthly payment, and total interest.

Example: $30,000 car with $6,000 down

You buy a car for $30,000 and put $6,000 down. You finance $24,000 at 6.5% for 60 months. Your monthly payment is about $470. Over five years you’d pay roughly $28,200 in total—$4,200 in interest. A larger down payment of $10,000 would cut the payment to about $387 and save over $1,200 in interest. Use the calculator above to try your own numbers.

Why use a down payment calculator?

A down payment reduces the amount you borrow, which lowers your monthly payment and total interest. Many lenders also offer better rates for borrowers who put more down, especially on cars and mortgages. This tool lets you compare different down payment scenarios before you visit a dealer or bank.

For car buyers with a trade-in, try our car loan with trade-in calculator. For extra monthly payments that pay off the loan early, use the loan calculator with extra payments.

Frequently asked questions

Is a bigger down payment always better?
Often yes—it lowers the payment and total interest. But keep an emergency fund. Putting every dollar into the down payment can leave you cash-strapped for repairs or life events.
Does this work for mortgages?
Yes. Enter the home price and down payment. For FHA or other programs with different rules, check with your lender.
What if my down payment equals the purchase price?
You’re paying cash—no loan. The calculator will show $0 financed.
Can I add a trade-in to the down payment?
Yes. Add your trade-in value to your cash down payment and enter the total in the down payment field. Or use our car loan with trade-in calculator for a dedicated tool.
Does this include taxes, fees, or insurance?
No. The calculator shows principal and interest only. Add financed taxes or fees to the purchase price if your loan includes them.
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