How to Calculate Mortgage Repayment
What is Mortgage Repayment?
A repayment mortgage (also called a capital-and-interest mortgage) reduces the outstanding balance each month. This contrasts with an interest-only mortgage where the balance stays constant. At the end of the term, the balance is exactly zero.
Formula
Step-by-Step Guide
- 1Each payment = Interest accrued that month + Capital repayment
- 2Capital repaid increases each month as interest decreases
- 3Overpayments reduce balance faster and save significant interest
- 4Typical UK terms: 25–35 years
Worked Examples
Frequently Asked Questions
What is Mortgage Repayment?
A repayment mortgage (also called a capital-and-interest mortgage) reduces the outstanding balance each month. This contrasts with an interest-only mortgage where the balance stays constant
How accurate is the Mortgage Repayment calculator?
The calculator uses the standard published formula for mortgage repayment. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.
What units does the Mortgage Repayment calculator use?
This calculator works with inches. You can enter values in the units shown — the calculator handles all conversions internally.
What formula does the Mortgage Repayment calculator use?
The core formula is: Each payment = Interest accrued that month + Capital repayment. Each step in the calculation is shown so you can verify the result manually.
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