Missouri Sales Tax Rates: Dekalb County

Missouri:

Dekalb County, Missouri Sales Tax Rate 2026 Up to 9.975%

The Dekalb County Sales Tax is 1.5%

A county-wide sales tax rate of 1.5% is applicable to localities in Dekalb County, in addition to the 4.225% Missouri sales tax.

Some cities and local governments in Dekalb County collect additional local sales taxes, which can be as high as 4.25%.

Here's how Dekalb County's maximum sales tax rate of 9.975% compares to other counties around the United States:

Higher maximum sales tax than 76% of Missouri counties
Higher maximum sales tax than 88% of counties nationwide

Last updated June 2026

Tax Rates By City in Dekalb County, Missouri

The total sales tax rate in any given location can be broken down into state, county, city, and special district rates. Missouri has a 4.225% sales tax and Dekalb County collects an additional 1.5%, so the minimum sales tax rate in Dekalb County is 5.725% (not including any city or special district taxes). This table shows the total sales tax rates for all cities and towns in Dekalb County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Stewartsville	8.6%	Stewartsville
Maysville	7.975%	Maysville
Union Star	7.225%	Union Star
Osborn	9.975%	Cameron
Clarksdale	7.225%	Clarksdale
Weatherby	6.725%	Dekalb
Amity	6.225%	Dekalb

Missouri Sales Tax Rates by Zip Code:

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Dekalb County, Missouri has a maximum sales tax rate of 9.975% and an approximate population of 6,367.

Sales tax rates in Dekalb County are determined by six different tax jurisdictions, Cameron, Clarksdale, Dekalb, Maysville, Stewartsville and Union Star.

Back to Missouri Sales Tax Handbook Sales tax rates for Dekalb County are current as of June 2026