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Iowa Sales Tax Calculator.

Invoicing clients or selling to customers and need to know how much sales tax to charge? Use our simple sales tax calculator to work out how much sales tax you should charge your clients. Input the amount and the sales tax rate, select whether to include or exclude sales tax, and the calculator will do the rest. If you don’t know the rate, download the free lookup tool on this page to find the right combined Iowa state and local rate.

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Amount of sales tax:
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What is the sales tax rate in Iowa?

How much is sales tax in Iowa?

The base state sales tax rate in Iowa is 6%. Local tax rates in Iowa range from 0% to 2%, making the sales tax range in Iowa 6% to 8%.

Find your Iowa combined state and local tax rate.

Iowa sales tax rates vary depending on which county and city you’re in, which can make finding the right sales tax rate a headache. That’s why we came up with this handy Iowa sales tax calculator.

Simply download the lookup tool and enter your state, in this case Iowa. Add your county or city - and the tool will do the rest.

Download lookup tool→

Iowa sales tax

How to calculate Iowa sales tax?

To calculate the right sales tax in Iowa you’ll need to add up the state, county and city rates for your location. The easiest way to do this is by downloading our lookup tool to get the detail you need in seconds.

Download lookup tool→

Once you’ve found the correct sales tax rate for your area, you need to figure out how much to charge each customer on their purchases.

Use the sales tax formula below, or the handy calculator at the top of the page, to get the tax detail you need.

Sales tax = total amount of sale x sales tax rate

calculate Iowa sales tax

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Iowa sales tax rates by city.

This table shows the minimum combined sales tax rates for cities in Iowa. Rates can vary street by street, so for more precise information, check your local government tax website.
CityMinimum combined rateCityMinimum combined rate

Altoona

7%

Indianola

7%

Ames

7%

Iowa City

6%

Ankeny

6%

Johnston

7%

Bettendorf

7%

Marion

7%

Burlington

7%

Marshalltown

7%

Cedar Falls

7%

Mason City

7%

Cedar Rapids

7%

Muscatine

7%

Clinton

7%

Newton

7%

Clive

7%

Ottumwa

7%

Coralville

6%

Sioux City

7%

Council Bluffs

7%

Urbandale

7%

Davenport

7%

Waterloo

7%

Des Moines

7%

Waukee

7%

Dubuque

7%

West Des Moines

7%

Fort Dodge

7%

Iowa sales tax rates by county.

This table shows the minimum combined sales tax rates for counties in Iowa. Rates can vary street by street, so for more precise information, check your local government tax website.
CountyMinimum combined rateCountyMinimum combined rate

Benton County

7%

Marshall County

7%

Black Hawk County

7%

Muscatine County

7%

Boone County

7%

Plymouth County

7%

Bremer County

7%

Polk County

6%

Cerro Gordo County

7%

Pottawattamie County

7%

Clinton County

7%

Scott County

7%

Dallas County

7%

Sioux County

7%

Des Moines County

7%

Story County

7%

Dubuque County

7%

Wapello County

7%

Jasper County

7%

Warren County

7%

Johnson County

6%

Washington County

7%

Lee County

7%

Webster County

7%

Linn County

7%

Winneshiek County

7%

Mahaska County

7%

Woodbury County

7%

Marion County

7%

Iowa sales tax FAQs.

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