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Facts and figures about
St Clair County, Illinois
254,796
County Population
Belleville
County Seat
657 sq mi
County area
9.85%
St Clair County sales tax rate
😵💫 1 CPA for every 300 people in Illinois = high CPA charges
😓 19 million Americans missed the tax filing deadline last year
😨 30 million people miss tax deductions without expert help
😣 Almost 50% of Americans end up overpaying
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Illinois State Income Tax Rates & Brackets for 2023
The following tables represents Illinois's income tax rates and tax brackets:
SINGLE FILER
Brackets
Rates
$0+
4.95%
MARRIED FILING JOINTLY
Brackets
Rates
$0+
4.95%
Filing Status
Standard Deduction Amt.
Single
n.a.
Couple
#VALUE!
St Clair county Sales Tax Rates for 2023
City
Sales Tax Rate
Tax Jurisdiction
O Fallon
9.35%
O Fallon
Belleville
9.10%
Belleville/Frank Scott Pky Bus
Belleville
9.10%
Belleville/Carlyle/Green Mt Bus
East Saint Louis
9.35%
Metro-East Mass Transit District
Belleville
9.10%
Belleville Rt 51 Green Sp
Belleville
9.10%
Belleville Shopland Plaza Bd Sp
Fairview Heights
8.85%
Fairview Hghts/St. Clair Sq. Bus
East Saint Louis
8.85%
East Saint Louis
East Saint Louis
9.85%
East Saint Louis State Street Business District Sp
Mascoutah
8.60%
Mascoutah Inside Mascoutah Business District Sp
Millstadt
7.60%
Millstadt Mkt Place Bd Sp
Caseyville
8.60%
Collinsville
Freeburg
7.35%
Freeburg
Lebanon
8.35%
O Fallon
Scott Air Force Base
8.35%
O Fallon
Dupo
8.35%
Dupo Bd Sp
Smithton
7.35%
Metro-East Mass Transit District
New Athens
7.50%
Monroe
Marissa
7.25%
Randolph
East Carondelet
7.50%
Monroe
Lenzburg
6.60%
Saint Clair Co Flood Prevention Sl
Saint Libory
6.60%
Saint Libory
Lovejoy
7.35%
Brooklyn
Summerfield
7.35%
Metro-East Mass Transit District
Belleville
8.10%
Metro-East Mass Transit District
National Stock Yards
8.85%
East Saint Louis
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