Sales Tax Calculator - Adams County (Colorado)
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Sales tax calculator to help you calculate tax amount and total amount. It gives you taxable amount, tax and total amount in Adams County.
Tax Calculation
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The different sales tax rates like state sales tax, county tax rate and city tax rate in Adams County are 2.90%, 0.75% and 3.97%. Check sales tax rates by cities in Adams County
What is Adams County sales tax rates in 2025?
Adams County sales tax rates in Oct 2025 are:
| State Tax Rate | 2.90% |
| County Tax Rate | 0.75% |
| City Tax Rate | 3.97% |
| Special Tax Rate | 0.99% |
| Combined Tax Rate | 7.94% |
Which city has highest sales tax rates in Adams County?
List of cities with highest sales tax rates in Adams County:
- Henderson - 9.25%
- Commerce City - 9.25%
- Westminster - 8.60%
- Thornton - 8.50%
- Aurora - 8.50%
- Eastlake - 8.50%
- Brighton - 8.50%
- Dupont - 8.15%
- Denver - 7.87%
- Bennett - 3.75%
Which city has lowest sales tax rates in Adams County?
List of cities with lowest sales tax rates in Adams County:
- Bennett - 3.75%
- Strasburg - 3.75%
- Denver - 7.87%
- Dupont - 8.15%
- Thornton - 8.50%
- Aurora - 8.50%
- Eastlake - 8.50%
- Brighton - 8.50%
- Westminster - 8.60%
- Henderson - 9.25%
Sales Tax Rates by city - Adams County (Colorado)
| CITY | COMBINED RATE | STATE RATE | COUNTY RATE | CITY RATE | SPECIAL RATE |
|---|---|---|---|---|---|
| Dupont | 8.15% | 2.90% | 0.00% | 4.15% | 1.10% |
| Bennett | 3.75% | 2.90% | 0.75% | 0.00% | 0.10% |
| Denver | 7.87% | 2.90% | 0.75% | 3.90% | 1.10% |
| Henderson | 9.25% | 2.90% | 0.75% | 4.50% | 1.10% |
| Strasburg | 3.75% | 2.90% | 0.75% | 0.00% | 0.10% |
| Westminster | 8.60% | 2.90% | 0.75% | 3.85% | 1.10% |
| Thornton | 8.50% | 2.90% | 0.75% | 3.75% | 1.10% |
| Aurora | 8.50% | 2.90% | 0.75% | 3.75% | 1.10% |
| Eastlake | 8.50% | 2.90% | 0.75% | 3.75% | 1.10% |
| Commerce City | 9.25% | 2.90% | 0.75% | 4.50% | 1.10% |
| Brighton | 8.50% | 2.90% | 0.75% | 3.75% | 1.10% |