Mortgage Affordability Calculator

This calculator provides an indication only, it is not a legally binding mortgage offer and places the lender at no obligation to provide you with a mortgage.

Please note that when you apply, out mortgage staff will carry out an additional assessment to ensure you have the ability to repay as well as verifying your income.

This information does not contain all of the details you need to choose a mortgage. For an overall cost for comparison, please select the mortgage product you are interested in and request a Key Facts Illustration before you make a decision.

If you would like to get an indication of how much your monthly repayments will be, please use our repayment calculator

For more information or a free, no-obligation personal quote, call us on 0800 707 6206**

or request a call back. Lines open 8.30am – 6.00pm weekdays, 9.00am – 1.30pm Saturday, closed Sunday and Bank Holidays.

**Calls are recorded for training and monitoring purposes.


0800: Calls to 0800 numbers are free from a UK landline, mobile costs may vary. Calls may be monitored or recorded for training and compliance purposes.

Small print

Please note our online mortgage application is only compatible with Internet Explorer 6+, Google Chrome, Firefox and Safari web browsers.

Subject to status and lending criteria. Written illustrations available upon request. Borrowers must be aged 18 or over.

Post Office Limited is an appointed representative of Bank of Ireland (UK) plc which is authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority. Bank of Ireland UK is a trading name of Bank of Ireland (UK) plc which is registered in England & Wales (No. 07022885), Bow Bells House, 1 Bread Street, London EC4M 9BE. Post Office Limited is registered in England and Wales. Registered No 2154540. Registered office is 148 Old Street, London EC1V 9HQ. Post Office and the Post Office logo are registered trademarks of Post Office Limited.

Next Steps

Save time by completing our online form, it should take about 20 mins to complete.

Start now Already started?

Can we help?

Mortgage Calculator

Calculate your monthly payments

Visit us in branch

Book an appointment

Prefer to talk

Request a call back

Call us on

0800Calls to 0800 numbers are normally free from UK landlines but charges may apply from mobile phones. Calls may be monitored or recorded for training and compliance purposes. 707 6206

8.30am-7.30pm, Mon-Fri

9am-1.30pm, Sat

Read our FAQs