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Facts and figures about
St Charles County, Missouri
409,981
County Population
Saint Charles
County Seat
561 sq mi
County area
10.45%
St Charles County sales tax rate
😵💫 1 Missouri CPA for every 300 residents results in high CPA rates
😓 19 million taxpayers missed the filing deadline last year
😨 30 million taxpayers miss deductions without the right tax expert
😣 Almost 1/2 of all Americans pay more tax than necessary
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Missouri State Income Tax Rates & Brackets for 2023
The following tables represents Missouri's income tax rates and tax brackets:
SINGLE FILER
Brackets
Rates
$108 - $1,088
1.50%
$1,088 - $2,176
2.00%
$2,176 - $3,264
2.50%
$3,264 - $4,352
3.00%
$4,352 - $5,440
3.50%
$5,440 - $6,528
4.00%
$6,528 - $7,616
4.50%
$7,616 - $8,704
5.00%
$8,704+
5.40%
MARRIED FILING JOINTLY
Brackets
Rates
$108 - $1,088
1.50%
$1,088 - $2,176
2.00%
$2,176 - $3,264
2.50%
$3,264 - $4,352
3.00%
$4,352 - $5,440
3.50%
$5,440 - $6,528
4.00%
$6,528 - $7,616
4.50%
$7,616 - $8,704
5.00%
$8,704+
5.40%
Filing Status
Standard Deduction Amt.
Single
$12,950
Couple
$19,425
St Charles county Sales Tax Rates for 2023
City
Sales Tax Rate
Tax Jurisdiction
Saint Peters
8.95%
St. Peters
O Fallon
8.95%
O Fallon Belleau Cid Sp
Saint Charles
8.95%
St Chas Zumb Rd/Hwy 94 Sp
Saint Charles
9.95%
Saint Charles Riverfro Tl
Saint Charles
9.95%
Cottleville Old Town Sp
O Fallon
8.95%
O Fallon
Wentzville
10.45%
Wentzville
Lake Saint Louis
8.95%
Lake St Louis Meadows Tl
Foristell
8.73%
Foristell
Defiance
7.95%
New Melle
Augusta
7.45%
Augusta
Portage Des Sioux
6.95%
Portage Des Sioux
Saint Charles
8.95%
Saint Charles West Clay Extension Cid Sp
West Alton
6.95%
West Alton
Flinthill
8.45%
Wentzville
New Melle
7.95%
New Melle
Cottleville
8.95%
Cottleville Old Town Sp
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