← All Extra $500/Month calculations

Extra $500/Month on a $600K mortgage at 3%

Add $500 to principal with every monthly payment. Monthly principal & interest: $2,529.62.

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

Time to payoff22.8 yrs
Years saved7.2
Interest saved$81,433
Total interest$229,232

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$5,144.5415.0 yrs$-15,352
02Extra $500/Month$2,529.6222.8 yrs$81,433
03$5,000 Yearly Lump Sum$2,529.6223.9 yrs$68,675
04Bi-Weekly Payments$2,529.6226.4 yrs$41,275
05Extra $200/Month$2,529.6226.6 yrs$38,876
06Recast with $25K$2,529.6228.1 yrs$32,991
07Standard 30-Year$2,529.6230.0 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.