What is the sales tax rate in St. Louis County, MO?

The average sales tax rate in St. Louis County (MO) is 9.59%, with jurisdictions ranging between 7.74% and 10.99%.

St. Louis County • Missouri (MO)

86 ZIP Code

St. Louis County, MO Sales Tax Rates 2026

2026 sales tax rate guide for St. Louis County, MO. Average combined tax rate is 9.59% with local jurisdictions ranging up to 10.99%.

Average Combined Rate

9.59%

Estimated Tax Range: 7.74% - 10.99%

⚡ Direct Tax Answer & Key Takeaway

As of 2026, the local county sales tax rate in St. Louis County (Missouri) is 3.51%. Combined sales tax rates across cities in this county range from 7.74% to 10.99% (averaging 9.59%).

County Tax

3.51%

Average Combined Rate

9.59%

Max Local Rate

10.99%

Indexed Cities

Cities & Towns in St. Louis County

City	Combined Sales Tax Rate	Action
St. Louis	9.68%	View Tax Rates →
Florissant	9.99%	View Tax Rates →
Chesterfield	9.74%	View Tax Rates →
Oakville	7.74%	View Tax Rates →
Wildwood	9.24%	View Tax Rates →
Ballwin	9.74%	View Tax Rates →
Mehlville	7.74%	View Tax Rates →
Maryland Heights	9.24%	View Tax Rates →
Hazelwood	10.99%	View Tax Rates →
Old Jamestown	7.74%	View Tax Rates →
Creve Coeur	9.99%	View Tax Rates →
Spanish Lake	7.74%	View Tax Rates →
Clayton	10.49%	View Tax Rates →
Town and Country	9.99%	View Tax Rates →
Bridgeton	9.99%	View Tax Rates →
Ellisville	9.99%	View Tax Rates →
Richmond Heights	10.49%	View Tax Rates →
Sunset Hills	9.99%	View Tax Rates →
Ladue	10.49%	View Tax Rates →
Olivette	10.24%	View Tax Rates →
Maplewood	10.49%	View Tax Rates →
Sappington	7.74%	View Tax Rates →
Valley Park	9.74%	View Tax Rates →
Black Jack	9.24%	View Tax Rates →
Shrewsbury	10.24%	View Tax Rates →
Rock Hill	10.24%	View Tax Rates →
Breckenridge Hills	9.99%	View Tax Rates →
Fenton	9.24%	View Tax Rates →
Riverview	9.24%	View Tax Rates →
Pine Lawn	10.49%	View Tax Rates →
Clarkson Valley	8.74%	View Tax Rates →
Marlborough	9.99%	View Tax Rates →
Vinita Park	9.74%	View Tax Rates →
Oakland	9.74%	View Tax Rates →
Calverton Park	9.24%	View Tax Rates →
Hillsdale	9.24%	View Tax Rates →
Country Club Hills	10.49%	View Tax Rates →
Twin Oaks	9.99%	View Tax Rates →
Bella Villa	9.24%	View Tax Rates →
Sycamore Hills	8.74%	View Tax Rates →
Wilbur Park	9.24%	View Tax Rates →
Kinloch	9.99%	View Tax Rates →
Glen Echo Park	7.74%	View Tax Rates →
Country Life Acres	8.74%	View Tax Rates →
Champ	8.74%	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: Missouri Department of Revenue ↗

Interactive Sales Tax Calculator

Calculate exact sales tax and total purchase price instantly.

Address-Specific Rates Rates current for 2026

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ZIP Codes in St. Louis County

63005 8.74% 63006 9.74% 63011 9.99% 63017 9.99% 63021 9.99% 63022 9.74% 63024 9.74% 63026 9.24% 63031 10.99% 63032 9.99% 63033 9.24% 63034 7.74% 63038 9.24% 63040 9.24% 63042 10.99% 63043 8.74% 63044 9.99% 63074 9.99% 63088 9.74% 63099 9.24% 63101 9.68% 63102 9.68% 63103 9.68% 63104 9.68% 63105 10.49% 63106 9.68% 63107 9.68% 63108 9.68% 63109 9.68% 63110 9.68% 63111 9.68% 63112 9.68% 63113 9.68% 63114 8.74% 63115 9.68% 63116 9.68% 63117 10.49% 63118 9.68% 63119 9.99% 63120 10.49% 63121 7.74% 63122 9.74% 63123 9.24% 63124 10.49% 63125 9.24% 63126 7.74% 63127 9.99% 63128 7.74% 63129 7.74% 63130 9.74% 63131 8.74% 63132 10.24% 63133 9.24% 63134 9.99% 63135 9.24% 63136 10.49% 63137 9.24% 63138 7.74% 63139 9.68% 63140 9.99% 63141 9.99% 63143 10.49% 63144 10.24% 63146 9.24% 63147 9.68% 63150 9.68% 63151 7.74% 63155 9.68% 63156 9.68% 63157 9.68% 63158 9.68% 63160 9.68% 63163 9.68% 63164 9.68% 63166 9.68% 63167 9.99% 63169 9.68% 63171 10.24% 63177 9.68% 63178 9.68% 63179 9.68% 63180 9.68% 63188 9.68% 63195 10.49% 63197 9.68% 63199 10.49%

❓ Frequently Asked Questions

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

The county tax rate for St. Louis County is 3.51%. When combined with Missouri state taxes and local municipal/district taxes, the overall sales tax rate varies between 7.74% and 10.99%.

In Missouri, grocery items are currently Exempt (0% Tax). SaaS and digital automated goods are Non-Taxable.