What is the sales tax rate in Rock Island County, IL?

The average sales tax rate in Rock Island County (IL) is 7.28%, with jurisdictions ranging between 6.25% and 8.25%.

Rock Island County • Illinois (IL)

19 ZIP Code

Rock Island County, IL Sales Tax Rates 2026

2026 sales tax rate guide for Rock Island County, IL. Average combined tax rate is 7.28% with local jurisdictions ranging up to 8.25%.

Average Combined Rate

7.28%

Estimated Tax Range: 6.25% - 8.25%

⚡ Direct Tax Answer & Key Takeaway

As of 2026, the local county sales tax rate in Rock Island County (Illinois) is 1.00%. Combined sales tax rates across cities in this county range from 6.25% to 8.25% (averaging 7.28%).

County Tax

1.00%

Average Combined Rate

7.28%

Max Local Rate

8.25%

Indexed Cities

Cities & Towns in Rock Island County

City	Combined Sales Tax Rate	Action
Moline	6.25%	View Tax Rates →
Rock Island	7.25%	View Tax Rates →
Coal Valley	6.25%	View Tax Rates →
Carbon Cliff	8.25%	View Tax Rates →
Hampton	7.75%	View Tax Rates →
Port Byron	7.25%	View Tax Rates →
Andalusia	7.25%	View Tax Rates →
Rapids City	8.25%	View Tax Rates →
Cordova	7.25%	View Tax Rates →
Rock Island Arsenal	7.25%	View Tax Rates →
Taylor Ridge	7.25%	View Tax Rates →
Campbell's Island	7.25%	View Tax Rates →
Illinois City	7.25%	View Tax Rates →
Joslin	7.25%	View Tax Rates →
Barstow	7.25%	View Tax Rates →
Buffalo Prairie	7.25%	View Tax Rates →

📋 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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ZIP Codes in Rock Island County

61201 7.25% 61204 7.25% 61232 7.25% 61236 7.25% 61237 7.25% 61239 8.25% 61240 6.25% 61242 7.25% 61244 7.25% 61256 7.75% 61257 7.25% 61259 7.25% 61265 6.25% 61266 6.25% 61275 7.25% 61278 8.25% 61282 8.25% 61284 7.25% 61299 7.25%

❓ Frequently Asked Questions

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

The county tax rate for Rock Island County is 1.00%. When combined with Illinois state taxes and local municipal/district taxes, the overall sales tax rate varies between 6.25% and 8.25%.

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).