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Amortization Calculator with Extra Payments — Free Online Calculator

See the full amortization schedule for any loan and calculate exactly how much time and interest extra monthly or annual payments save.

✓ Formula verified: January 2026For informational purposes only

Amortization Calculator

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Required Monthly Payment
$1,580.17

Total Interest — Standard Schedule

▼ $318,861.22

Total Cost — Standard Schedule

$568,861.22

Time Saved with Extra Payments

▲ 9 years and 11 months

Total Interest Saved

▲ $119,984.00

New Payoff Term with Extra Payments

▲ 20 yrs 1 mo

Total Interest — With Extra Payments

▲ $198,877.22

What if your loan amount changes? $225000 → $1,422.15 · $250000 → $1,580.17 · $275000 → $1,738.19

Scenario Comparison

Conservative (5%)
$16,470.09
$6,470.09 interest
Your scenario (7%)
$20,096.61
$10,096.61 interest
Aggressive (10%)
$27,070.41
$17,070.41 interest
High-risk (14%)
$40,224.71
$30,224.71 interest
Best return
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Amortization Schedule — Standard vs. Extra Payments

Standard Interest

$318,861

Interest Saved

$119,984

Time Saved

9 yrs 11 mo

New Interest

$198,877

30 years
YearInterest (Std)Balance (Std)Interest (Extra)Balance (Extra)
Yr 1$16,168$247,206$16,095$244,733
Yr 2$15,981$244,224$15,681$238,052
Yr 3$15,781$241,043$15,234$230,923
Yr 4$15,568$237,649$14,756$223,317
Yr 5$15,341$234,027$14,247$215,202
Yr 6$15,098$230,163$13,703$206,543
Yr 7$14,839$226,041$13,123$197,304
Yr 8$14,563$221,642$12,505$187,447
Yr 9$14,269$216,948$11,844$176,929
Yr 10$13,954$211,940$11,140$165,707

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