What is the sales tax rate in St. Clair County, IL?

The average sales tax rate in St. Clair County (IL) is 7.13%, with jurisdictions ranging between 6.25% and 8.35%.

St. Clair County • Illinois (IL)

33 Postcode (ZIP)

St. Clair County, IL Sales Tax Rates 2026

2026 sales tax rate guide for St. Clair County, IL. Average combined tax rate is 7.13% with local jurisdictions ranging up to 8.35%.

Gemiddeld Gecombineerd Tarief

7.13%

Geschatte Belastingmarge: 6.25% - 8.35%

⚡ Direct Tax Answer & Key Takeaway

As of 2026, the local county sales tax rate in St. Clair County (Illinois) is 0.00%. Combined sales tax rates across cities in this county range from 6.25% to 8.35% (averaging 7.13%).

Countybelasting

0.00%

Gemiddeld Gecombineerd Tarief

7.13%

Maximaal Lokaal Tarief

8.35%

Geregistreerde Steden

Cities & Towns in St. Clair County

Stad	Gecombineerd Belastingtarief	Action
Belleville	6.50%	Bekijk Tarieven →
East St. Louis	8.35%	Bekijk Tarieven →
Cahokia Heights	6.50%	Bekijk Tarieven →
Fairview Heights	6.50%	Bekijk Tarieven →
Swansea	6.50%	Bekijk Tarieven →
Shiloh	6.50%	Bekijk Tarieven →
Freeburg	7.35%	Bekijk Tarieven →
Lebanon	6.50%	Bekijk Tarieven →
Caseyville	6.50%	Bekijk Tarieven →
Millstadt	6.25%	Bekijk Tarieven →
Scott AFB	8.35%	Bekijk Tarieven →
Dupo	6.50%	Bekijk Tarieven →
Smithton	7.35%	Bekijk Tarieven →
Fairmont City	6.50%	Bekijk Tarieven →
New Athens	6.25%	Bekijk Tarieven →
Washington Park	7.35%	Bekijk Tarieven →
Marissa	6.60%	Bekijk Tarieven →
Brooklyn	7.35%	Bekijk Tarieven →
St. Libory	8.35%	Bekijk Tarieven →
Fayetteville	6.60%	Bekijk Tarieven →
Sauget	7.60%	Bekijk Tarieven →
Summerfield	7.35%	Bekijk Tarieven →
East Carondelet	7.35%	Bekijk Tarieven →
Darmstadt	8.35%	Bekijk Tarieven →
Floraville	8.35%	Bekijk Tarieven →
Rentchler	8.35%	Bekijk Tarieven →

📋 State Tax Rules & Compliance Guide

Sourcing Rule: Origin-based for in-state retailers, Destination for out-of-state

Groceries & Food: Reduced 1% rate

Clothing & Apparel: Taxable

SaaS & Digital Goods: Non-Taxable (Chicago imposes separate 9% Personal Property Lease Tax)

Economic Nexus Threshold: $100,000 or 200 transactions

Official Tax Authority: Illinois Department of Revenue ↗

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Postcode (ZIP)

Staatsbelasting:

Gecombineerd Belastingtarief:

Staatsbelasting ()

Countybelasting ()

Gemeentebelasting ()

Speciaal District ()

Totale Aankoopprijs

ZIP Codes in St. Clair County

62059 7.35% 62071 6.50% 62201 7.60% 62202 8.35% 62203 7.35% 62204 7.35% 62205 6.50% 62206 7.60% 62207 6.50% 62208 6.50% 62220 7.35% 62221 8.35% 62223 6.50% 62225 8.35% 62226 6.50% 62232 6.50% 62234 6.50% 62236 6.50% 62239 6.50% 62240 7.35% 62243 7.35% 62254 6.50% 62255 8.35% 62257 6.60% 62258 6.60% 62260 6.25% 62264 6.25% 62269 6.50% 62282 8.35% 62285 7.35% 62289 7.35% 62293 7.35% 62298 8.35%

❓ Frequently Asked Questions

Key questions and answers regarding sales tax rates, exemptions, and compliance.

The county tax rate for St. Clair County is 0.00%. When combined with Illinois state taxes and local municipal/district taxes, the overall sales tax rate varies between 6.25% and 8.35%.

In Illinois, grocery items are currently Reduced 1% rate. SaaS and digital automated goods are Non-Taxable (Chicago imposes separate 9% Personal Property Lease Tax).