Mortgage overpayment calculator

The purpose of this calculator is to give you an idea what difference increasing your monthly payment can make to your mortgage term and the interest you’ll pay.

This calculator is not intended to promote any of the Society’s products.

Outstanding Mortgage Balance

£.00

hint: whole numbers & no commas

Interest Rate

hint: 5.5 or 6 without %

Remaining Mortgage Term

Yrs

Additional Monthly Repayment

Please check for errors

Payments and Interest Saved for a Repayment Mortgage:

Existing Monthly Payment

Monthly Payment with additional payments

Interest Saved

Mortgage Term reduced by

Yrs Months

This may change if the interest rate payable on your mortgage changes in the future.

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Mortgage overpayment calculator

Not sure what you need?Let us help

Not sure what you need?
Let us help