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Home/Tools/Investment & Retirement/Capital Gains Calculator/2024

Capital Gains Calculator — 2024 Edition

Calculate federal and state capital gains tax on stocks, real estate, or other investments. Compare short-term vs long-term rates, factor in the Net Investment Income Tax (NIIT), and see your net proceeds after tax. Updated with 2024 federal tax brackets, standard deductions, and contribution limits.

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242024 Key Financial Numbers

Standard Deduction (Single)$14,600
Standard Deduction (Joint)$29,200
SS Wage Cap$168,600
401(k) Limit$23,000
Estate Exemption$13,610,000
Avg. Mortgage Rate6.8%
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2024 Federal Income Tax Brackets

Tax RateSingle FilerMarried Filing Jointly
10%$0 – $11,600$0 – $23,200
12%$11,601 – $47,150$23,201 – $94,300
22%$47,151 – $100,525$94,301 – $201,050
24%$100,526 – $191,950$201,051 – $383,900
32%$191,951 – $243,725$383,901 – $487,450
35%$243,726 – $609,350$487,451 – $731,200
37%Over $609,350Over $731,200

What Changed in 2024

  • Tax brackets adjusted ~5.4% for inflation
  • Standard deduction increased to $14,600 (single)
  • Social Security wage cap raised to $168,600
  • Estate tax exemption raised to $13.61 million
  • 401(k) contribution limit increased to $23,000

About Capital Gains Calculator — 2024

This capital gains calculator uses the latest 2024 federal tax brackets, standard deduction of $14,600 (single) / $29,200 (married filing jointly), and updated contribution limits. The Social Security wage cap for 2024 is $168,600, and the 401(k) contribution limit is $23,000.

All calculations are performed in your browser with no data sent to any server. Results are instant, free, and completely private.

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$0$1,000,000
$0$1,000,000

Your taxable income excluding capital gains

Capital Gain

$25,000.00

Long-Term | Single

Net ProceedsFederal Tax

Federal Tax

$3,750.00

15.00% rate

Total Tax

$3,750.00

15.00% effective

Net Proceeds

$71,250.00

NIIT (3.8%)

$0.00

Does not apply

Tax Breakdown

Sale Price$75,000.00
Cost Basis (Purchase Price)-$50,000.00

Capital Gain+$25,000.00

Federal Capital Gains Tax (15.00%)-$3,750.00

Total Tax Owed-$3,750.00
Net Proceeds After Tax$71,250.00
Effective Tax Rate on Gain15.00%

Net Investment Income Tax (NIIT) Details

NIIT Threshold (Single)

$200,000

Your Total Income (incl. gains)

$110,000

NIIT Status

Does Not Apply

The 3.8% NIIT applies to the lesser of your net investment income or the amount by which your modified adjusted gross income exceeds the threshold for your filing status.

Short-Term vs. Long-Term Comparison

Short-Term (<1 year)

Federal Rate

24.00%

Federal Tax

$5,689.50

Total Tax

$5,689.50

Net Proceeds

$69,310.50

Effective Rate

22.76%

Long-Term (>1 year)(selected)

Federal Rate

15.00%

Federal Tax

$3,750.00

Total Tax

$3,750.00

Net Proceeds

$71,250.00

Effective Rate

15.00%

Long-Term Savings

By holding for more than one year, you would save $1,939.50 in taxes, keeping $1,939.50 more in net proceeds.

2024 Long-Term Capital Gains Tax Brackets (Single)

RateTaxable Income RangeYour Status
0%$0 - $47,025
15%$47,025 - $518,900Your bracket
20%$518,900 - No limit