← All Standard 30-Year calculations

Standard 30-Year on a $800K mortgage at 8%

The baseline: minimum payments for the full 30 years. Monthly principal & interest: $5,870.12.

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

Time to payoff30.0 yrs
Years saved0.0
Interest saved$0
Total interest$1,313,242

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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For USA residents only.

#StrategyMonthly paymentPayoffInterest saved
01Refinance to 15-Year$6,859.3815.0 yrs$878,553
02Extra $500/Month$5,870.1222.8 yrs$372,733
03Bi-Weekly Payments$5,870.1222.8 yrs$370,389
04$5,000 Yearly Lump Sum$5,870.1223.9 yrs$315,895
05Extra $200/Month$5,870.1226.4 yrs$186,718
06Recast with $25K$5,870.1226.8 yrs$197,699
07Standard 30-Year$5,870.1230.0 yrs$0

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How it works

You pay the standard monthly principal-and-interest payment for the full 360 months. This is the baseline every other strategy is measured against — no extra payments, no tricks.

Assumptions

360 monthly payments of the standard amortized amount. No extra principal, no lump sums, no refinancing.

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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.