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Facts and figures about
Contra Costa County, California
1,161,413
County Population
Martinez
County Seat
720 sq mi
County area
10.75%
Contra Costa County sales tax rate
😵💫 1 CPA for every 300 people in California = 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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California State Income Tax Rates & Brackets for 2023
The following tables represents California's income tax rates and tax brackets:
SINGLE FILER
Brackets
Rates
$0 - $9,325
1.00%
$9,325 - $22,107
2.00%
$22,107 - $34,892
4.00%
$34,892 - $48,435
6.00%
$48,435 - $61,214
8.00%
$61,214 - $ 3,12,686
9.30%
$ 3,12,686 - $ 3,75,221
10.30%
$ 3,75,221 - $ 6,25,369
11.30%
$ 6,25,369 - $ 10,00,000
12.30%
$ 10,00,000+
13.30%
MARRIED FILING JOINTLY
Brackets
Rates
$0 - $18,650
1.00%
$18,650 - $44,214
2.00%
$44,214 - $69,784
4.00%
$69,784 - $96,870
6.00%
$96,870 - $ 1,22,428
8.00%
$ 1,22,428 - $ 6,25,372
9.30%
$ 6,25,372 - $ 7,50,442
10.30%
$ 7,50,442 - $1,000,000
11.30%
$1,000,000 - $1,250,738
12.30%
$1,250,738+
13.30%
Filing Status
Standard Deduction Amt.
Single
$4,803
Couple
$7,205
Contra Costa county Sales Tax Rates for 2023
City
Sales Tax Rate
Tax Jurisdiction
Concord
9.75%
Concord
Antioch
9.75%
Antioch
Pittsburg
9.75%
Concord
Danville
8.75%
Danville
San Pablo
9.75%
Richmond Tourism Business Improvement District
Brentwood
9.75%
Antioch
San Ramon
10.25%
Dublin
Martinez
9.75%
Martinez
Walnut Creek
8.75%
Walnut Creek
San Ramon
8.75%
San Ramon
Pleasant Hill
9.75%
Concord
Oakley
8.75%
Oakley
Richmond
10.75%
Albany
Lafayette
9.75%
Moraga
Walnut Creek
9.75%
Concord
El Cerrito
10.75%
Albany
Hercules
9.75%
Pinole
El Sobrante
9.75%
Richmond Tourism Business Improvement District
Richmond
9.75%
Richmond Tourism Business Improvement District
Orinda
10.25%
Oakland
Walnut Creek
9.25%
Pleasant Hill
Pinole
9.75%
Pinole
Alamo
8.75%
Walnut Creek
Moraga
9.75%
Moraga
Clayton
9.75%
Concord
Richmond
10.25%
El Cerrito
Discovery Bay
10.25%
Alameda
Rodeo
9.25%
Hercules
Crockett
8.75%
Contra Costa
Byron
10.25%
Alameda
Bethel Island
8.75%
Contra Costa
Diablo
8.75%
Contra Costa
Knightsen
8.75%
Contra Costa
El Sobrante
8.75%
Contra Costa
Canyon
8.75%
Contra Costa
Port Costa
8.75%
Contra Costa
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