Mortgage Overpayment Calculator
See how much time and interest you save by making extra mortgage payments each month.
Part of our Finance Calculators collection.
Mortgage Overpayment Calculator
Free online calculator
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How to Use This Calculator
- 1
Enter all required values.
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See results instantly.
- 3
Adjust inputs to compare scenarios.
How This is Calculated
Calculates two amortization schedules: standard and with extra payment Interest saved = Total interest standard − Total interest with extra payment
Example Calculation
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Inputs
Result
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Results appear instantly as you enter values.
Frequently Asked Questions
How accurate is this calculator?
These are estimates. Actual figures depend on lender requirements, your credit score, and local conditions. Consult a mortgage professional for exact numbers.
Should I get pre-approved?
Yes — getting pre-approved before house hunting shows sellers you're serious and gives you a realistic budget.