How to Pay Off Your Mortgage Faster

On a typical 30-year loan you pay more in interest than many people expect — often approaching or exceeding the amount you borrowed. Every strategy below attacks the same lever: reducing the principal earlier, so less of it sits there generating interest. Here's what each one really saves, and the fine print nobody mentions.

1. Extra principal payments — the simplest and usually the best

Adding even a fixed $100–$300 to each payment goes entirely at the principal. Because every dollar of principal you remove stops generating interest for the remaining life of the loan, early extra payments punch far above their weight. On a $320,000 loan at 6.5%, an extra $200/month cuts roughly five to six years off a 30-year term and saves on the order of $70,000–$90,000 in interest.

Two rules make this work: tell your servicer the extra amount is "apply to principal" (otherwise some apply it to next month's payment), and confirm your loan has no prepayment penalty — most conventional U.S. loans haven't had one for years, but check. Run your own numbers in the mortgage calculator.

2. Biweekly payments — a disguised 13th payment

Paying half your monthly amount every two weeks produces 26 half-payments a year — thirteen full payments instead of twelve. That one extra annual payment typically shortens a 30-year loan by four to six years. It works because it's automatic and aligned with how most paychecks arrive.

Caution: skip third-party "biweekly conversion services" that charge setup or per-payment fees — you can replicate the effect free by adding one-twelfth of your payment to each month, or making one extra full payment a year from your own bank's scheduler.

3. Refinancing to a shorter term

Swapping a 30-year for a 15-year loan usually gets you a meaningfully lower rate and forces faster principal retirement — the combination often cuts lifetime interest by more than half. The trade-offs: a higher required monthly payment (less flexibility if income dips) and closing costs, typically 2–5% of the loan. Refinancing makes most sense when the new rate is clearly below your current one and you'll stay in the home well past the break-even on those costs.

4. Recasting — the little-known option

If you come into a lump sum (a bonus, an inheritance, proceeds from a sale), recasting lets you pay a chunk of principal and have the lender re-amortize the loan: same rate, same end date, but a lower required monthly payment — usually for a small flat fee. It's not offered on every loan (government-backed loans typically can't be recast), but when available it's far cheaper than refinancing and doesn't reset your term.

Should you even pay it off faster?

An honest counterpoint: if your mortgage rate is low, extra dollars may earn more elsewhere — in tax-advantaged retirement accounts or by clearing higher-interest debt first. A useful order of operations: high-interest debt, then employer retirement match, then compare your mortgage rate against what you'd realistically earn investing (see the compound interest calculator). Paying off a 6.5%+ mortgage early is a strong, guaranteed return; racing to prepay a 3% loan while skipping your 401(k) match usually isn't.