← All Extra $500/Month calculations

Extra $500/Month on a $350K mortgage at 9%

Add $500 to principal with every monthly payment. Monthly principal & interest: $2,816.18.

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

Time to payoff17.5 yrs
Years saved12.5
Interest saved$317,851
Total interest$345,973

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$3,000.9815.0 yrs$473,648
02Extra $500/Month$2,816.1817.5 yrs$317,851
03$5,000 Yearly Lump Sum$2,816.1819.0 yrs$280,823
04Bi-Weekly Payments$2,816.1821.9 yrs$211,460
05Extra $200/Month$2,816.1822.8 yrs$189,312
06Recast with $25K$2,816.1822.9 yrs$216,249
07Standard 30-Year$2,816.1830.0 yrs$0

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How it works

Every month, on top of your required payment, you send an extra $500 earmarked for principal. For many households this is the sweet spot between meaningful acceleration and a livable budget.

Assumptions

An extra $500 applied to principal with each scheduled monthly payment, starting month one.

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For USA residents only

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.