How Much Is Capital Gains Tax 2024 Calculator. 2024 capital gains tax calculator. Discover if you have capital gains or losses and plan for tax year 2023.

Depending on your income level, and how long you held the asset, your capital gain on your investment income will be taxed federally between 0% to 37%. The 1040 tax calculator gives you an estimate for the tax you owe on income you earned.