Free UK Rental Income Tax Calculator 2026 – Estimate Your Property Tax

Find out exactly how much tax you’ll pay on your rental income in the 2026 tax year. Our free UK rental income tax calculator covers residential properties, HMOs, furnished holiday lets, and commercial properties. Includes Rent-a-Room relief, mortgage interest restrictions, and all allowable expenses. Get an instant estimate of your rental property tax liability.

Home / UK Rental Income Tax Calculator 2026 – Estimate Tax on Rental Profits

🏠 Rental Income Tax Calculator UK 2026 🇬🇧 estimates

Different property types have different tax rules and reliefs
All rent received before any deductions
Including accountancy fees, travel, phone, stationery, etc.
Only the interest portion of your mortgage payments (not capital repayment)
Cost of replacing furnishings, appliances, and other domestic items
This helps determine which tax band your rental income falls into
Your Personal Allowance may be reduced if your total income exceeds £100,000
Check all reliefs that apply to your rental property
⚠️ Disclaimer: This calculator provides estimates based on 2026 UK rental income tax rules. It does not constitute professional advice. Actual tax liability depends on individual circumstances, reliefs, and allowances. For accurate computation, contact our accountant or place an order for specialist advice tailored to your situation.
2026 tax year · Rent-a-Room £7,500 · Property Allowance £1,000 · Basic 20% / Higher 40% / Additional 45%