UK Capital Gains Tax Calculator

Your details

The UK tax year runs from 6 April to 5 April the following year.
The price you received (or market value) when you sold the asset.
GBP
What you originally paid for the asset, including purchase costs such as stamp duty, solicitor fees and dealing charges.
GBP
Costs that enhance the asset (e.g. property renovations) plus selling costs such as agent fees and legal fees on disposal.
GBP
Unused capital losses from previous tax years that you can set against this gain.
GBP
Your total taxable income for the year (salary, pension, etc.) AFTER deducting the Personal Allowance (typically £12,570). This determines how much basic-rate band remains for your gain.
GBP
BADR and Investors' Relief apply a flat reduced rate to qualifying business disposals, up to a £1 million lifetime limit each.
For residential property only. Enter the number of months you lived in the property as your only or main home. The final 9 months always qualify. Leave at 0 if not applicable.
months
Total months you owned the property. Required to calculate Private Residence Relief. Leave at 0 if not a residential property disposal.
months
Capital Gains Tax dueModerate effective rate
£4,578.00

Total CGT payable after all reliefs and the Annual Exempt Amount.

Gross capital gain£24,000.00
Private Residence Relief£0.00
Taxable gain£21,000.00
Tax at basic rate£1,386.00
Tax at higher rate£3,192.00
Effective CGT rate0.2%
Net proceeds after tax£45,422.00
Basic band remaining£7,700.00
Gain in basic band£7,700.00
Gain in higher band£13,300.00
Applied basic rate18%
Applied higher rate24%
Gross gain£24,000.00
PRR relief£0.00
Taxable gain£21,000.00
CGT due£4,578.00

You owe £4,578 in Capital Gains Tax.

  • Your gross gain of £24,000 becomes a taxable gain of £21,000 after the Annual Exempt Amount (and any losses or PRR).
  • You have £7,700 of basic-rate band remaining, so gains up to that amount are taxed at 18% rather than 24%.

Next stepYou must report and pay CGT on property sales within 60 days of completion via HMRC's online service. For other assets, report through Self Assessment by 31 January following the tax year.

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