Early Mortgage Payoff Calculator
Calculate how much you can save by paying off your mortgage early. Enter your loan details and extra payment to see the new payoff date and total interest saved.
Published by:
isCalculator Editorial Team
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How to use this tool?
How to Use the Early Mortgage Payoff Calculator
- Enter Loan Amount – Input the total mortgage amount (e.g., 200000 for $200,000). Use a positive number.
- Enter Annual Interest Rate – Provide the yearly rate as a percentage (e.g., 4.5 for 4.5%).
- Enter Loan Term – Specify the original loan duration in whole years (e.g., 30).
- Enter Extra Monthly Payment – Add any additional amount you plan to pay each month (e.g., 200). Use 0 if none.
- Click "Calculate" – The tool will show:
- How soon you’ll pay off the mortgage (in years and months).
- Total interest paid with the extra payment.
- Interest saved compared to the original schedule.
Note: All monetary values should be in dollars (USD). The calculator uses the standard amortization formula and assumes equal monthly payments. Ensure all inputs are positive numbers (extra payment can be zero).
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Frequently Asked Questions
Extra payments go directly toward reducing the principal balance, which reduces the amount of interest that accrues over time. This can shorten your loan term and save you money.
Both can be effective. Extra monthly payments provide consistent progress, while lump sums can make a big dent if you have a windfall. This calculator assumes extra monthly payments.
Some mortgages have prepayment penalties. Check your loan documents or consult your lender before making extra payments.
