Napa County
•
California (CA)
11 ZIP Code
Napa County, CA Sales Tax Rates 2026
2026 sales tax rate guide for Napa County, CA. Average combined tax rate is 7.93% with local jurisdictions ranging up to 8.75%.
Average Combined Rate
7.93%
Estimated Tax Range: 7.75% - 8.75%
⚡ Direct Tax Answer & Key Takeaway
As of 2026, the local county sales tax rate in Napa County (California) is 0.00%. Combined sales tax rates across cities in this county range from 7.75% to 8.75% (averaging 7.93%).
County Tax
0.00%
Average Combined Rate
7.93%
Max Local Rate
8.75%
Indexed Cities
8
Cities & Towns in Napa County
| City | Combined Sales Tax Rate | Action |
|---|---|---|
| Napa | 8.75% | View Tax Rates → |
| American Canyon | 7.75% | View Tax Rates → |
| Calistoga | 7.75% | View Tax Rates → |
| Yountville | 7.75% | View Tax Rates → |
| Angwin | 7.75% | View Tax Rates → |
| Deer Park | 7.75% | View Tax Rates → |
| Rutherford | 7.75% | View Tax Rates → |
| Oakville | 7.75% | View Tax Rates → |
📋 State Tax Rules & Compliance Guide
Sourcing Rule:
Hybrid (Origin for city/county, Destination for district taxes)
Groceries & Food:
Exempt (0%)
Clothing & Apparel:
Taxable (standard rates)
SaaS & Digital Goods:
Non-Taxable (Custom & off-the-shelf cloud software is exempt)
Economic Nexus Threshold:
$500,000 in cumulative California sales
Official Tax Authority:
California Department of Tax and Fee Administration (CDTFA) ↗
Interactive Sales Tax Calculator
Calculate exact sales tax and total purchase price instantly.
Address-Specific Rates
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Rates current for 2026
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ZIP Codes in Napa County
❓ Frequently Asked Questions
Key questions and answers regarding sales tax rates, exemptions, and compliance.