Plymouth County, Iowa sales tax rate: 7.0%
The county-wide general sales tax rate in Plymouth County, Iowa is 7.0%, of which 6.0% is the Iowa state rate. The same rate applies across the county.
Breakdown, 7.0%
| Level | Jurisdiction | Rate |
|---|---|---|
| State | Iowa | 6.0% |
| County | Plymouth County | 1.0% |
| City | Largest city in county | 0.0% |
| Special | Transit / district | 0.0% |
Neighboring counties
- Cherokee County, IA 7.0%
- Sioux County, IA 7.0%
- Union County, SD 4.2%
- Woodbury County, IA 7.0%
Other counties in Iowa
- Adair County 7.0%
- Adams County 7.0%
- Allamakee County 7.0%
- Appanoose County 7.0%
- Audubon County 7.0%
- Benton County 7.0%
- Black Hawk County 7.0%
- Boone County 7.0%
- Bremer County 7.0%
- Buchanan County 7.0%
- Buena Vista County 7.0%
- Butler County 7.0%
- Calhoun County 7.0%
- Carroll County 7.0%
- Cass County 7.0%
- Cedar County 7.0%
- Cerro Gordo County 7.0%
- Cherokee County 7.0%
- Chickasaw County 7.0%
- Clarke County 7.0%
- Clay County 7.0%
- Clayton County 7.0%
- Clinton County 7.0%
- Crawford County 7.0%
- Dallas County 7.0%
- Davis County 7.0%
- Decatur County 7.0%
- Delaware County 7.0%
- Des Moines County 7.0%
- Dickinson County 7.0%
- Dubuque County 7.0%
- Emmet County 7.0%
- Fayette County 7.0%
- Floyd County 7.0%
- Franklin County 7.0%
- Fremont County 7.0%
- Greene County 7.0%
- Grundy County 7.0%
- Guthrie County 7.0%
- Hamilton County 7.0%
- Hancock County 7.0%
- Hardin County 7.0%
- Harrison County 7.0%
- Henry County 7.0%
- Howard County 7.0%
- Humboldt County 7.0%
- Ida County 7.0%
- Iowa County 7.0%
- Jackson County 7.0%
- Jasper County 7.0%
- Jefferson County 7.0%
- Johnson County 6.0%
- Jones County 7.0%
- Keokuk County 7.0%
- Kossuth County 7.0%
- Lee County 7.0%
- Linn County 7.0%
- Louisa County 7.0%
- Lucas County 7.0%
- Lyon County 7.0%
- Madison County 7.0%
- Mahaska County 7.0%
- Marion County 7.0%
- Marshall County 7.0%
- Mills County 7.0%
- Mitchell County 7.0%
- Monona County 7.0%
- Monroe County 7.0%
- Montgomery County 7.0%
- Muscatine County 7.0%
- O'Brien County 7.0%
- Osceola County 7.0%
- Page County 7.0%
- Palo Alto County 7.0%
- Pocahontas County 7.0%
- Polk County 7.0%
- Pottawattamie County 7.0%
- Poweshiek County 7.0%
- Ringgold County 7.0%
- Sac County 7.0%
- Scott County 7.0%
- Shelby County 7.0%
- Sioux County 7.0%
- Story County 7.0%
- Tama County 7.0%
- Taylor County 7.0%
- Union County 7.0%
- Van Buren County 7.0%
- Wapello County 7.0%
- Warren County 7.0%
- Washington County 7.0%
- Wayne County 7.0%
- Webster County 7.0%
- Winnebago County 7.0%
- Winneshiek County 7.0%
- Woodbury County 7.0%
- Worth County 7.0%
- Wright County 7.0%
Rates as of Jan 2026. Source: EvvyTools US Sales Tax Rates by ZIP Code (2026). General rate on tangible goods; not tax advice. Verify with your state Department of Revenue before filing or pricing.