Example: Gain amount: $50,000 · Held more than 1 year?: Yes — long-term · Other taxable income: $85,000 · Filing status: Single → Estimated tax on gain: $7,500.
Effective rate on gain: 15%
After-tax gain: $42,500
Frequently asked questions
How do I calculate capital gains tax? Enter your numbers above and the result updates instantly. For example: Gain amount: $50,000 · Held more than 1 year?: Yes — long-term · Other taxable income: $85,000 · Filing status: Single → Estimated tax on gain: $7,500.
Is this Capital Gains Tax Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for capital gains tax. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.