Summit County Colorado Real Estate Taxes for Nonresident & Foreign Owners (2026)
Here is a list of taxes that are applied for both – out-of-state US residents & foreign nationals who own Summit County Colorado real estate.
1. Colorado State Income Tax
Tax Rate: 4.40%
Colorado taxes nonresidents on Colorado-source income, including:
- Rental income from Colorado property
- Gain from the sale of Colorado property
- Pass-through income from Colorado real estate partnerships, LLCs, and S corporations
Usually a nonresident must file a Colorado return if they have taxable Colorado-source income.






