Adams County
•
Colorado (CO)
21 ZIP Code
Adams County, CO Sales Tax Rates 2026
2026 sales tax rate guide for Adams County, CO. Average combined tax rate is 7.09% with local jurisdictions ranging up to 10.25%.
Average Combined Rate
7.09%
Estimated Tax Range: 4.75% - 10.25%
⚡ Direct Tax Answer & Key Takeaway
As of 2026, the local county sales tax rate in Adams County (Colorado) is 0.75%. Combined sales tax rates across cities in this county range from 4.75% to 10.25% (averaging 7.09%).
County Tax
0.75%
Average Combined Rate
7.09%
Max Local Rate
10.25%
Indexed Cities
12
Cities & Towns in Adams County
| City | Combined Sales Tax Rate | Action |
|---|---|---|
| Thornton | 8.50% | View Tax Rates → |
| Westminster | 8.60% | View Tax Rates → |
| Commerce City | 9.25% | View Tax Rates → |
| Brighton | 8.50% | View Tax Rates → |
| Northglenn | 8.75% | View Tax Rates → |
| Sherrelwood | 4.75% | View Tax Rates → |
| Federal Heights | 10.25% | View Tax Rates → |
| Berkley | 4.75% | View Tax Rates → |
| Derby | 4.75% | View Tax Rates → |
| Shaw Heights | 4.75% | View Tax Rates → |
| Todd Creek | 4.75% | View Tax Rates → |
| North Washington | 4.75% | View Tax Rates → |
📋 State Tax Rules & Compliance Guide
Sourcing Rule:
Destination-based
Groceries & Food:
Exempt (0% Tax)
Clothing & Apparel:
Taxable at standard rate
SaaS & Digital Goods:
Non-Taxable
Economic Nexus Threshold:
$100,000 in sales or 200 separate transactions
Official Tax Authority:
Colorado Department of Revenue ↗
Interactive Sales Tax Calculator
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ZIP Codes in Adams County
❓ Frequently Asked Questions
Key questions and answers regarding sales tax rates, exemptions, and compliance.