Capital Gains Tax Calculator
Quick answer: Enter purchase price, sale price, and holding period to see your capital gains tax.
Calculate your federal capital gains tax on the sale of stocks, real estate, or any investment asset. Shows whether your gain qualifies for long-term (lower) or short-term (ordinary income) rates, your federal tax owed, and net proceeds after tax. State tax rate can be added for a complete picture.
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Last reviewed: April 2026Report an error
✅ Long-term (lower rates)
Total Tax Owed
$2,250
Long-term gain of $15,000 taxed at 15% federal. Total tax: $2,250. Net proceeds: $22,750.
Capital Gain
$15,000
Federal Tax (15%)
$2,250
State Tax
$0
Net Proceeds
$22,750
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How to Use This Capital Gains Tax Calculator
- 1Enter the original purchase price of the asset.
- 2Enter the sale price.
- 3Enter how many years you held the asset (under 1 year = short-term).
- 4Enter your annual income and filing status.
- 5Optionally add your state capital gains tax rate.
Frequently Asked Questions
- For 2026, the federal LTCG rate is 0% (income up to ~$47K single), 15% ($47K–$519K), or 20% (above $519K). These are significantly lower than ordinary income rates.
- More than one year (at least 366 days). Assets held one year or less are taxed as short-term at ordinary income rates.
- You can exclude up to $250,000 ($500,000 married filing jointly) of gain on a primary home sale if you lived there 2 of the last 5 years.
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