Mortgage & Property Calculators

6 calculators Updated for tax year 2026/27 Topic hub All calculators

Mortgage repayments, stamp duty, rental yield and overpayment plans. See what a property really costs before you commit.

Mortgage Calculator

Estimate your monthly repayments, total interest and loan-to-value on a UK mortgage.

Work out the Stamp Duty Land Tax you owe when buying a home in England or Northern Ireland.

See the maximum mortgage and property price you can afford based on your income.

See the gross and net rental yield on a property, and your annual rental income.

See how overpaying your mortgage cuts the term and the total interest you pay.

Estimate the net yield on a buy-to-let after stamp duty, costs and basic-rate tax.

Guides

New to the topic? Start with a plain-English guide, then put the numbers into the calculators above.

Terms, rates, fees and the questions every buyer should ask.