← All Refinance to 15-Year calculations

Refinance to 15-Year on a $950K mortgage at 3.5%

New 15-year loan at 6.25% — higher payment, far less interest. Monthly principal & interest: $8,145.52.

Free calculators for everyone — the 5–7 Year Alternative serves USA residents only.

Time to payoff15.0 yrs
Years saved15.0
Interest saved$69,540
Total interest$516,193

Every strategy ranked for this loan

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The 5–7 Year Alternative

Pay off your mortgage in 5–7 years instead of 30. *With qualification.

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#StrategyMonthly paymentPayoffInterest saved
01Refinance to 15-Year$8,145.5215.0 yrs$69,540
02Extra $500/Month$4,265.9224.9 yrs$110,741
03$5,000 Yearly Lump Sum$4,265.9225.8 yrs$92,117
04Bi-Weekly Payments$4,265.9226.2 yrs$84,636
05Extra $200/Month$4,265.9227.7 yrs$50,263
06Recast with $25K$4,265.9228.7 yrs$42,409
07Standard 30-Year$4,265.9230.0 yrs$0

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How it works

You replace the 30-year loan with a new 15-year loan at 6.25%. The monthly payment jumps, but the loan is gone in half the time and total interest drops dramatically.

Assumptions

Illustrative 15-year refinance at 6.25% on the full current balance. No closing costs, points, or fees included — real refinances carry thousands in costs that change the math. Rate availability depends on credit, market conditions, and lender approval.

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Calculations are illustrative only, based on the assumptions shown. Not financial advice, not a promise of savings or payoff time, and not a loan quote.