Confirm that extra funds are applied to principal rather than future payments.
Explore extra principal payments
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Estimate how faster payments may change payoff.
Estimate how a recurring extra principal payment could affect mortgage payoff time and total interest.
Market contextNational 30-year average6.66%As of Jul 30, 2026
This Freddie Mac survey average is used only as a starting assumption where shown. It is not an HMCO offered rate.
View official source ↗Read the result carefully
What this estimate leaves open.
A calculator is best used to test assumptions—not predict an approval or final closing disclosure. Review these considerations before relying on the result.
Consider emergency reserves and higher-cost debt before accelerating mortgage payoff.
The calculation assumes the interest rate remains fixed and payments are made on schedule.