Finance

Mortgage Payoff Calculator

Estimate how extra monthly payments can shorten a mortgage and reduce total interest.

Mortgage Payoff inputs

Compare regular payoff timing with an extra-payment strategy.

Regular payoff time 0
New payoff time 0
Interest saved 0

Formula

The calculator simulates month-by-month interest and principal reduction with and without extra payments.

Example

Adding $200 per month to a $300,000 balance can shorten payoff time and reduce interest.

Result notes

  • Results are estimates based on the values you enter.
  • Calculators with schedules show how values change over time.
  • For financial, health, or construction decisions, compare these estimates with professional advice when needed.

Frequently asked questions

Does this include escrow?

No. Use only the principal-and-interest portion of the payment.

What if the payment is too low?

If payment does not cover monthly interest, the loan will not amortize.

Can I model one-time extra payments?

This MVP models recurring monthly extra payments.