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NEW2026 tax rates and LLC fees updated for all 50 states.
Fact-checked by Financial ExpertsLast Updated: March 2026Colorado Department of Revenue

Colorado County Sales Tax Rates 2026

All 10 counties · State rate: 2.9% · Avg combined: 7.58%

Colorado Sales Tax Calculator

Total with Tax

$0.00

Highest Rate

8.845%

Boulder County

Lowest Rate

6.4%

Weld County

Average Rate

7.58%

Across 10 counties

CountyCombined RateState RateLocal RatePopulation
El Paso County8.25%2.9%5.35%730,395
Denver County8.81%2.9%5.91%715,522
Arapahoe County7.15%2.9%4.25%655,070
Jefferson County7%2.9%4.1%582,881
Adams County7.15%2.9%4.25%519,572
Larimer County7.65%2.9%4.75%359,066
Douglas County6.9%2.9%4%357,978
Boulder County8.845%2.9%5.945%330,758
Weld County6.4%2.9%3.5%324,492
Mesa County7.63%2.9%4.73%155,703

Colorado City Tax Guides

Last Updated: March 2026. Consult a licensed tax professional.