Capital Gains Tax Calculator 2026/27
Calculate how much Capital Gains Tax (CGT) you'll pay on the sale of property, shares, or business assets in the UK.
£
£
£
£
£
Estimated CGT Due
£20,263.80
Total Gain£90,000.00
Annual Exempt Amount (AEA)£3,000.00
Taxable Amount£87,000.00
Basic Rate Portion (18%)£10,270.00
Higher Rate Portion (24%)£76,730.00
Understanding UK Capital Gains Tax
CGT is a tax on the profit when you sell an asset that has increased in value. In the UK, every individual has an Annual Exempt Amount (AEA) which is currently £3,000.
Important Disclaimer
This calculator provides an estimate for educational purposes. It does not account for split-year treatment, non-domiciled status, or specific reliefs like Private Residence Relief (PRR). Always consult official GOV.UK guidance or a qualified tax advisor.