← All Recast with $25K calculations

Recast with $25K on a $800K mortgage at 4.5%

$25K lump at month 12 — then keep paying the original amount. Monthly principal & interest: $4,053.48.

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

Time to payoff28.2 yrs
Years saved1.8
Interest saved$63,430
Total interest$595,823

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The 5–7 Year Alternative

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#StrategyMonthly paymentPayoffInterest saved
01Refinance to 15-Year$6,859.3815.0 yrs$224,565
02Extra $500/Month$4,053.4823.9 yrs$151,000
03$5,000 Yearly Lump Sum$4,053.4824.9 yrs$126,487
04Bi-Weekly Payments$4,053.4825.6 yrs$112,135
05Extra $200/Month$4,053.4827.2 yrs$70,803
06Recast with $25K$4,053.4828.2 yrs$63,430
07Standard 30-Year$4,053.4830.0 yrs$0

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How it works

After a year of normal payments, you put $25,000 toward principal in one lump. A formal recast would lower your required payment — but here you keep paying the original amount, so the difference attacks principal every month after.

Assumptions

$25,000 applied to principal with the 12th payment; borrower keeps paying the original monthly amount. A standard recast lowers the required payment instead — this illustration keeps the payment unchanged to maximize acceleration. Lenders may charge a recast fee.

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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.