How to Pay Off Your Mortgage 10 Years Early

A 30-year mortgage is the biggest loan most Americans will ever carry, and the interest on it is staggering. On a $300,000 loan at 6.5%, the monthly principal-and-interest payment is about $1,896, and by the time you finish 360 payments you will have paid roughly $382,600 in interest — more than the amount you originally borrowed. The good news is that a mortgage is one of the few debts where small, steady changes can erase years of payments. Here is how to pay yours off early.

Why early payoff works so well

Mortgages are amortized, which means the early payments are mostly interest. In the first year of the loan above, about $1,625 of each payment goes to interest and only $271 to principal. Any extra money you send toward principal reduces the balance the next month’s interest is calculated on, and that effect snowballs over the life of the loan. Every extra dollar paid early does far more work than a dollar paid in year 25.

Strategy 1: Add a fixed extra amount every month

The simplest approach is to round up your payment. Using the same $300,000 loan at 6.5%:

• Extra $200/month: paid off in about 23 years and 1 month, saving roughly $103,000 in interest.
• Extra $350/month: paid off in about 19 years and 10 months — a little over 10 years early — saving about $148,000.
• Extra $400/month: paid off in 19 years, saving about $160,000.

You can test your own numbers with our mortgage payoff calculator, which shows the new payoff date and the interest saved as you type.

Strategy 2: Make biweekly payments

With a biweekly plan you pay half of your monthly payment every two weeks. Because there are 26 two-week periods in a year, you end up making 13 full payments instead of 12. On our example loan, that works out to roughly $158 extra per month and shortens the term to about 24 years and 2 months, saving around $87,000. Be careful with third-party “biweekly programs” that charge enrollment fees; you can get the same result for free by adding one-twelfth of your payment to each monthly payment, or by making one extra payment per year.

Strategy 3: Apply windfalls to principal

Tax refunds, bonuses, inheritances and side-income can be sent as one-time principal-only payments. A single $10,000 payment in the first few years of a 30-year mortgage at 6.5% can cut roughly $54,000 of interest and take about three years off the loan, because that money would otherwise be charged interest for decades. Timing matters: the earlier you make a lump-sum payment, the more interest it avoids.

Strategy 4: Refinance to a shorter term

If rates fall or your credit has improved, refinancing from a 30-year to a 15-year loan can dramatically reduce interest, because shorter loans usually carry lower rates. The trade-off is a higher required payment, and refinancing has closing costs, often 2% to 5% of the loan amount. Do the break-even math first: divide the closing costs by your monthly savings to see how many months you need to stay in the home before refinancing pays off.

Strategy 5: Recast instead of refinance

Some lenders allow a mortgage recast: you make a large lump-sum payment and the lender re-amortizes the remaining balance over the original term, lowering your required monthly payment without changing your interest rate. Recasts typically cost a small fee, rather than the thousands in a refinance, but not every loan type qualifies. Ask your servicer.

Before you send extra money

Paying off a mortgage early is a guaranteed return equal to your interest rate, but it is not always the best use of every dollar. Run through this checklist first:

1. Build an emergency fund. Home equity is hard to access in a hurry, so keep three to six months of expenses in cash first.
2. Capture your employer’s 401(k) match. It is an immediate return that beats almost any debt payoff.
3. Pay off higher-interest debt. Credit cards and personal loans usually cost far more than a mortgage. Our debt payoff calculator can help you prioritize.
4. Check for prepayment penalties. Most conventional, FHA and VA loans do not have them, but confirm in your loan documents.
5. Specify “principal only.” Otherwise the servicer may apply extra funds to your next scheduled payment instead of reducing the balance.

Consider the opportunity cost

If your mortgage rate is 3%, investing extra cash in a diversified portfolio may earn more over time, although returns are not guaranteed. If your rate is 6% or higher, paying down the loan offers a competitive, risk-free return. Many homeowners split the difference by doing both. Also remember that the mortgage interest deduction only helps if you itemize deductions, and with the higher standard deduction, many households no longer do.

The bottom line

Paying off your mortgage 10 years early does not require a windfall. For many households it comes down to an extra $300 to $400 per month, applied consistently and directed to principal. Automate the extra payment so it happens before you can spend the money, review it each year when you get a raise, and use a calculator to keep the finish line in sight. For more on how mortgages work and your rights as a borrower, see the Consumer Financial Protection Bureau’s homeownership resources.