Use this page when you know annual rent received and your main landlord costs, but do not yet know annual net rental profit. This is the first step before estimating landlord tax.
Use this page if you searched for a landlord costs calculator or landlord profit calculator. It converts annual rent received and rough annual costs into annual net rental profit, which you can then use in the next tax-estimate step.
Enter rough annual totals. This page does not decide what is allowable for tax. It helps you organise numbers into a net-profit figure, then verify the rules in the Sources.
Total costs: — · Annual net rental profit: —
Next step: copy the annual net rental profit into the Landlord tax calculator UK (net profit) to estimate rental income tax.
Last updated: 2026-04-20
No. It is a simple arithmetic helper to organise annual rent and cost numbers. Always verify what is allowable using the official Sources.
This page does not apply any special mortgage-interest rules. It only helps you total costs and compute an annual net-profit number to use in the tax estimator.
Use the Landlord tax calculator UK (net profit) to estimate rental income tax, then verify final liability when you complete Self Assessment.
For official rules and definitions, verify with the references below.