District of Columbia Capital Gains Tax Calculator
Calculate your 2026 capital gains tax in District of Columbia. District of Columbia taxes capital gains at rates up to 10.75%, plus federal taxes.
Original purchase price
Renovations, additions — added to your basis
Agent commissions, closing costs, title & transfer fees
Total Tax
$55,300
27.7% effective rate
Capital Gain
$200,000
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Tax Breakdown
Sale price minus selling costs and all taxes (before any mortgage payoff).
Federal
$33,800
DC State
$21,500
Effective Rate
27.7%
District of Columbia Capital Gains Tax
The District of Columbia taxes capital gains as ordinary income at rates up to 10.75%, which applies to taxable income over $1 million. This calculator applies the 10.75% top rate to the whole gain, so it overstates the tax for most filers. The District's rate schedule has been the same since tax year 2022.
Long-term: Taxed as ordinary income (up to 10.75%)
Short-term: Taxed as ordinary income (up to 10.75%)
NIIT Applied
The 3.8% Net Investment Income Tax applies because your income exceeds $200,000.
District of Columbia Capital Gains Tax Details
Tax Treatment
Tax Type
Taxed as ordinary income
Maximum Rate
10.75%
Available Exemptions
- Federal home-sale exclusion ($250K single / $500K married filing jointly) flows through to the DC return
- Selling costs and capital improvements reduce the taxable gain
District of Columbia Capital Gains Tax FAQ
Official References
- IRS Topic 409: Capital Gains and Losses
Federal capital gains tax guidance
- IRS Publication 523: Selling Your Home
$250K / $500K home-sale exclusion, basis adjustments, and selling expenses
- DC Office of Tax and Revenue — Individual and Fiduciary Income Tax Rates
District of Columbia state capital gains rules
This calculator provides estimates. Consult a tax professional for advice specific to your situation in District of Columbia.
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