Biweekly Mortgage Calculator
See how biweekly payments save years and thousands in interest vs monthly payments.
By Konstantin Iakovlev · Updated April 2026 · Source: CFPB — Owning a Home
Biweekly Payment
$948.10
Years Saved
5.8
Interest Saved
$88,121.78
Monthly vs Biweekly Comparison
| Monthly Payment | $1,896.20 |
| Biweekly Payment (half monthly) | $948.10 |
| Effective Monthly (13 payments/yr) | $2,054.22 |
| Extra Payment Per Year | $1,896.20 |
| Original Payoff Date | Jul 2056 |
| Biweekly Payoff Date | Sep 2050 |
| Total Interest (Monthly) | $382,633.47 |
| Total Interest (Biweekly) | $294,511.68 |
| Interest Saved | $88,121.78 |
Use the Biweekly Mortgage Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
How It Works
Switching from monthly to biweekly mortgage payments quietly squeezes one extra payment into every year, and that single change can cut years off your loan and save tens of thousands in interest, a difference that matters all the more against projected 2026 interest rates. This tool shows exactly how much faster you reach full ownership.
The mechanics are simple: your standard monthly payment is split in half to set the biweekly amount. Because the calendar holds 26 biweekly periods, you end up making the equivalent of 13 monthly payments a year instead of 12. That thirteenth payment lands straight on your principal, and the smaller balance compounds into steadily growing interest savings across the life of the loan.
A few practical checks protect those gains. Some lenders attach a fee to biweekly plans, so confirm the terms with your mortgage provider first. Verify that payments are genuinely applied every two weeks rather than held and split from a monthly cycle, and weigh the full effect of cutting principal early, since that early reduction is what drives down total interest paid.
Example: $350,000 Mortgage at 6.8% in 2026
- 1 Imagine you take out a $350,000 mortgage at 6.8% interest (a realistic 2026 rate) over 30 years. Your standard monthly payment would be approximately $2,284.
- 2 By switching to biweekly payments, you'd pay $1,142 every two weeks. This results in 26 payments a year, effectively making one extra full monthly payment annually.
- 3 Instead of paying off your mortgage in 30 years, you could pay it off in approximately 26 years and 2 months. This change would save you over $45,000 in total interest paid.
- 4 This example highlights how a seemingly small adjustment in payment frequency can lead to substantial financial benefits, freeing up significant capital years sooner.
Source: CFPB — Owning a Home · Last updated: April 2026
Frequently Asked Questions
How much do biweekly mortgage payments save?
Can I just make one extra mortgage payment per year instead?
Does my lender offer biweekly payments?
You might also need
Mortgage Calculator 2026 — Payment, Amortization & PMI
Calculate your monthly mortgage payment with taxes, insurance, PMI, and HOA. View full amortization schedule. Free, instant results based on current rates.
FHA Loan Calculator 2026 — MIP, Down Payment & Limits
Calculate FHA loan payments including upfront MIP (1.75%) and annual MIP premiums. See when MIP drops off. Free, instant results based on 2026 FHA limits.
Home Affordability Calculator — How Much House Can You Afford?
Find out how much house you can afford based on income, debts, down payment, and current mortgage rates. Free, instant results with DTI ratio breakdown.