ARM Mortgage Calculator

Calculate adjustable-rate mortgage payments, model rate adjustment scenarios, and compare ARM savings vs a fixed-rate mortgage.

Adjustable-Rate Mortgage (ARM) Calculator

ARMs offer a lower fixed rate for an initial period (3, 5, 7, or 10 years), then adjust annually based on market rates. See exactly how much your payment could increase at adjustment, model worst-case scenarios using your rate cap, and compare your ARM savings against a 30-year fixed rate.

$
ARM Type
%
yrs
%
%
Initial Period Payment
โ€”
First 5 years
โ†’
After Adjustment
โ€”
Years 6โ€“30
Payment Increaseโ€”
Max Possible Rateโ€”
Max Possible Paymentโ€”
vs 30-yr Fixed Savingsโ€”

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