Colorado Capital Gains Tax Calculator

2026 rules

Enter your sale to see the federal tax, Colorado tax and what you keep.

Your numbers

Purchase price (cost basis)

Sale price

Held for

Filing status

Other income for the year (AGI before the sale)

Result

Total tax on the sale$13,580

Gain$70,000
Federal: taxed at 0% / 15% / 20%0 / 70,000 / 0
Federal long-term capital gains tax-$10,500
Net investment income tax$0
Colorado tax on the gain-$3,080
Total tax-$13,580
Colorado share of the gain4.40%
Combined rate on the gain19.4%
You keep from the sale$106,420

Colorado at a glance

How it's taxed: Colorado taxes capital gains as ordinary income, at the same rates as wages (4.40%).
State rates: Colorado has a flat 4.40% income tax.

Questions

Does Colorado tax capital gains?

Colorado taxes capital gains as ordinary income, at the same rates as wages (4.40%).

How are long-term gains taxed federally in 2026?

At 0%, 15% or 20%, depending on your taxable income. For a single filer, the 0% rate applies up to $49,450 of taxable income and 20% above $545,500; the 3.8% NIIT applies above $200,000 of MAGI.

Do I owe Colorado tax if I sell after moving away?

States tax gains on stocks and funds based on where you live when you sell. Gains on real estate are taxed by the state where the property is, even if you live elsewhere.