St. Clair County
•
Michigan (MI)
10 ZIP Code
Streamlined Sales Tax (SST) Member
St. Clair County, MI Sales Tax Rates 2026
2026 sales tax rate guide for St. Clair County, MI. Average combined tax rate is 6.00% with local jurisdictions ranging up to 6.00%.
Average Combined Rate
6.00%
⚡ Direct Tax Answer & Key Takeaway
As of 2026, the local county sales tax rate in St. Clair County (Michigan) is 0.00%. Combined sales tax rates across cities in this county range from 6.00% to 6.00% (averaging 6.00%).
County Tax
0.00%
Average Combined Rate
6.00%
Max Local Rate
6.00%
Indexed Cities
9
Cities & Towns in St. Clair County
| City | Combined Sales Tax Rate | Action |
|---|---|---|
| Port Huron | 6.00% | View Tax Rates → |
| Marysville | 6.00% | View Tax Rates → |
| St. Clair | 6.00% | View Tax Rates → |
| Marine City | 6.00% | View Tax Rates → |
| Yale | 6.00% | View Tax Rates → |
| Capac | 6.00% | View Tax Rates → |
| Lakeport | 6.00% | View Tax Rates → |
| Ruby | 6.00% | View Tax Rates → |
| Emmett | 6.00% | 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:
Michigan Department of Revenue ↗
Interactive Sales Tax Calculator
Calculate exact sales tax and total purchase price instantly.
Address-Specific Rates
SST Member
Standard State
Rates current for 2026
$
$
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State Tax:
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County Tax ()
City Tax ()
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Total Purchase Price
ZIP Codes in St. Clair County
❓ Frequently Asked Questions
Key questions and answers regarding sales tax rates, exemptions, and compliance.