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Refinance Break-Even Calculator

Months until a refinance's closing costs pay for themselves in lower monthly payments.

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Last reviewed 2026-08-31

About the Refinance Break-Even Calculator

Calculates how many months it takes for a mortgage refinance's closing costs to pay for themselves in lower monthly payments.

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How to use it
  1. Enter your refinance closing costs.
  2. Enter your monthly payment savings.
  3. Enter the years you plan to keep this loan.
  4. Read your break-even point and net savings over your planned timeline.
Formula
Break-even (months) = closing costs Γ· monthly payment savings. Total net savings over your plan = (monthly savings Γ— months in your plan) βˆ’ closing costs.
Worked example

$5,000 in closing costs against $180/month in payment savings breaks even in 28 months (about 2.3 years) β€” planning to keep the loan 7 years means roughly $10,120 in net savings.

Interpreting your result

This is the simplest, most commonly cited refinance break-even method. It doesn't discount future savings to present value, account for a change in loan term length, or model taxes.

Recommendations
  • β€’ If you don't expect to keep the loan past the break-even point, the closing costs likely aren't worth it.
  • β€’ Ask your lender about a 'no-closing-cost' refinance, which usually rolls the costs into a slightly higher rate.
  • β€’ This tool takes your monthly savings figure as a given β€” the Mortgage Refinance Calculator computes it if you don't have one yet.
Frequently asked questions
Whatever your lender's Loan Estimate lists as total closing costs for the refinance.
See the full methodology and sources for every finance calculator
Disclaimer

Illustrative estimate only, not financial or tax advice. Verify figures with a licensed adviser or your local tax authority.