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Facts and figures about
Columbia County, Washington
3,952
County Population
Dayton
County Seat
869 sq mi
County area
8.40%
Columbia County sales tax rate
😵💫 1 Washington 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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Washington State Income Tax Rates & Brackets for 2023
The following tables represents Washington's income tax rates and tax brackets:
SINGLE FILER
Brackets
Rates
n.a
7.00%
MARRIED FILING JOINTLY
Brackets
Rates
n.a
7.00%
Filing Status
Standard Deduction Amt.
Single
$250,000
Couple
$250,000
Columbia county Sales Tax Rates for 2023
City
Sales Tax Rate
Tax Jurisdiction
Dayton
8.40%
Dayton
Starbuck
8.20%
Columbia
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