Counties in Iowa by employer firms

Polk County had the highest employer firms of 99 counties in 2022, at 9,692. Adams County had the lowest, at 96. The median was 351 and the figure for Iowa was 56,530. Source: the U.S. Census Bureau.

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Highest9,692Polk County
Lowest96Adams County
Median35199 counties
Iowa56,530History

Map of counties, 2022

Adair County: 203 countAdams County: 96 countAllamakee County: 299 countAppanoose County: 257 countAudubon County: 159 countBenton County: 435 countBlack Hawk County: 2,373 countBoone County: 495 countBremer County: 468 countBuchanan County: 403 countBuena Vista County: 423 countButler County: 258 countCalhoun County: 225 countCarroll County: 677 countCass County: 377 countCedar County: 390 countCerro Gordo County: 1,097 countCherokee County: 300 countChickasaw County: 304 countClarke County: 165 countClay County: 496 countClayton County: 412 countClinton County: 907 countCrawford County: 357 countDallas County: 1,919 countDavis County: 153 countDecatur County: 128 countDelaware County: 447 countDes Moines County: 857 countDickinson County: 636 countDubuque County: 2,182 countEmmet County: 239 countFayette County: 431 countFloyd County: 323 countFranklin County: 247 countFremont County: 141 countGreene County: 214 countGrundy County: 238 countGuthrie County: 234 countHamilton County: 316 countHancock County: 257 countHardin County: 415 countHarrison County: 287 countHenry County: 394 countHoward County: 218 countHumboldt County: 261 countIda County: 210 countIowa County: 386 countJackson County: 451 countJasper County: 621 countJefferson County: 510 countJohnson County: 2,755 countJones County: 414 countKeokuk County: 176 countKossuth County: 440 countLee County: 639 countLinn County: 4,288 countLouisa County: 174 countLucas County: 170 countLyon County: 327 countMadison County: 347 countMahaska County: 465 countMarion County: 705 countMarshall County: 650 countMills County: 274 countMitchell County: 268 countMonona County: 184 countMonroe County: 156 countMontgomery County: 248 countMuscatine County: 759 countO'Brien County: 434 countOsceola County: 162 countPage County: 351 countPalo Alto County: 235 countPlymouth County: 575 countPocahontas County: 167 countPolk County: 9,692 countPottawattamie County: 1,564 countPoweshiek County: 466 countRinggold County: 109 countSac County: 270 countScott County: 3,396 countShelby County: 327 countSioux County: 1,094 countStory County: 1,744 countTama County: 244 countTaylor County: 126 countUnion County: 257 countVan Buren County: 119 countWapello County: 582 countWarren County: 767 countWashington County: 592 countWayne County: 117 countWebster County: 801 countWinnebago County: 269 countWinneshiek County: 509 countWoodbury County: 2,056 countWorth County: 148 countWright County: 302 count
  • Under 180
  • 180 to 260
  • 260 to 350
  • 350 to 460
  • 460 to 740
  • 740 and over
count, 2022. Source: U.S. Census Bureau, Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2022

Polk County: 9,692 countPolk County9,692Linn County: 4,288 countLinn County4,288Scott County: 3,396 countScott County3,396Johnson County: 2,755 countJohnson County2,755Black Hawk County: 2,373 countBlack Hawk County2,373Dubuque County: 2,182 countDubuque County2,182Woodbury County: 2,056 countWoodbury County2,056Dallas County: 1,919 countDallas County1,919Story County: 1,744 countStory County1,744Pottawattamie County: 1,564 countPottawattamie County1,564Cerro Gordo County: 1,097 countCerro Gordo County1,097Sioux County: 1,094 countSioux County1,094Clinton County: 907 countClinton County907Des Moines County: 857 countDes Moines County857Webster County: 801 countWebster County801Warren County: 767 countWarren County767Muscatine County: 759 countMuscatine County759Marion County: 705 countMarion County705Carroll County: 677 countCarroll County677Marshall County: 650 countMarshall County650Lee County: 639 countLee County639Dickinson County: 636 countDickinson County636Jasper County: 621 countJasper County621Washington County: 592 countWashington County592Wapello County: 582 countWapello County582Plymouth County: 575 countPlymouth County575Jefferson County: 510 countJefferson County510Winneshiek County: 509 countWinneshiek County509Clay County: 496 countClay County496Boone County: 495 countBoone County495Bremer County: 468 countBremer County468Poweshiek County: 466 countPoweshiek County466Mahaska County: 465 countMahaska County465Jackson County: 451 countJackson County451Delaware County: 447 countDelaware County447Kossuth County: 440 countKossuth County440Benton County: 435 countBenton County435O'Brien County: 434 countO'Brien County434Fayette County: 431 countFayette County431Buena Vista County: 423 countBuena Vista County423Polk County: 9,692 countPolk County9,692Linn County: 4,288 countLinn County4,288Scott County: 3,396 countScott County3,396Johnson County: 2,755 countJohnson County2,755Black Hawk County: 2,373 countBlack Hawk County2,373Dubuque County: 2,182 countDubuque County2,182Woodbury County: 2,056 countWoodbury County2,056Dallas County: 1,919 countDallas County1,919Story County: 1,744 countStory County1,744Pottawattamie County: 1,564 countPottawattamie County1,564Cerro Gordo County: 1,097 countCerro Gordo County1,097Sioux County: 1,094 countSioux County1,094Clinton County: 907 countClinton County907Des Moines County: 857 countDes Moines County857Webster County: 801 countWebster County801Warren County: 767 countWarren County767Muscatine County: 759 countMuscatine County759Marion County: 705 countMarion County705Carroll County: 677 countCarroll County677Marshall County: 650 countMarshall County650Lee County: 639 countLee County639Dickinson County: 636 countDickinson County636Jasper County: 621 countJasper County621Washington County: 592 countWashington County592Wapello County: 582 countWapello County582Plymouth County: 575 countPlymouth County575Jefferson County: 510 countJefferson County510Winneshiek County: 509 countWinneshiek County509Clay County: 496 countClay County496Boone County: 495 countBoone County495Bremer County: 468 countBremer County468Poweshiek County: 466 countPoweshiek County466Mahaska County: 465 countMahaska County465Jackson County: 451 countJackson County451Delaware County: 447 countDelaware County447Kossuth County: 440 countKossuth County440Benton County: 435 countBenton County435O'Brien County: 434 countO'Brien County434Fayette County: 431 countFayette County431Buena Vista County: 423 countBuena Vista County423
count. Source: U.S. Census Bureau, Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Retrieved 2026-10-11.

Full ranking

RankCounties2022
count
Change on 2021
1Polk County9,692+1.1%
2Linn County4,288+1.2%
3Scott County3,396-0.6%
4Johnson County2,755+3.3%
5Black Hawk County2,373-0.6%
6Dubuque County2,182+0.8%
7Woodbury County2,056+0.6%
8Dallas County1,919+3.2%
9Story County1,7440%
10Pottawattamie County1,564+0.6%
11Cerro Gordo County1,097-1.3%
12Sioux County1,094+0.1%
13Clinton County907+0.4%
14Des Moines County857-1.7%
15Webster County801-0.1%
16Warren County767-2.3%
17Muscatine County759-0.5%
18Marion County7050%
19Carroll County677-2.9%
20Marshall County650-0.6%
21Lee County639-4.8%
22Dickinson County636+1%
23Jasper County621+1%
24Washington County592+0.9%
25Wapello County582-1.9%
26Plymouth County575-1.2%
27Jefferson County510-2.9%
28Winneshiek County509-1.7%
29Clay County496-1%
30Boone County495-3.1%
31Bremer County468-3.7%
32Poweshiek County466-3.5%
33Mahaska County465-1.7%
34Jackson County451+4.6%
35Delaware County447+0.7%
36Kossuth County440-0.9%
37Benton County435-1.6%
38O'Brien County434+4.3%
39Fayette County431-0.5%
40Buena Vista County423-1.6%
41Hardin County415+1%
42Jones County414+0.2%
43Clayton County412+3.8%
44Buchanan County403-1.2%
45Henry County394-2.7%
46Cedar County390-0.3%
47Iowa County386-0.3%
48Cass County377+1.1%
49Crawford County357+2%
50Page County351+1.7%
51Madison County347+3.6%
52Lyon County327-1.2%
52Shelby County327+1.9%
54Floyd County323+3.2%
55Hamilton County316-1.9%
56Chickasaw County304-5.3%
57Wright County302-2.3%
58Cherokee County3000%
59Allamakee County299+2.7%
60Harrison County287-2.7%
61Mills County274+4.6%
62Sac County270+1.5%
63Winnebago County269-2.2%
64Mitchell County268-1.5%
65Humboldt County261+2.4%
66Butler County258-0.4%
67Appanoose County257+1.2%
67Hancock County257+1.2%
67Union County257-2.7%
70Montgomery County248-0.4%
71Franklin County247-2.4%
72Tama County244-2%
73Emmet County239+3.9%
74Grundy County2380%
75Palo Alto County235-3.3%
76Guthrie County234-1.3%
77Calhoun County225+2.3%
78Howard County218+2.3%
79Greene County214+2.9%
80Ida County210-3.2%
81Adair County203+3.6%
82Monona County184-2.6%
83Keokuk County176-0.6%
84Louisa County174+0.6%
85Lucas County170+1.8%
86Pocahontas County167-2.9%
87Clarke County165+3.8%
88Osceola County162-0.6%
89Audubon County159-0.6%
90Monroe County156+5.4%
91Davis County153-0.6%
92Worth County148-2.6%
93Fremont County141+4.4%
94Decatur County128+0.8%
95Taylor County126-0.8%
96Van Buren County119-0.8%
97Wayne County117+8.3%
98Ringgold County109-1.8%
99Adams County96+3.2%

Other periods

About this ranking

Number of firms in the private nonfarm sectors covered by the US Census Bureau Business Dynamics Statistics. Establishments under common ownership form one firm.

Excludes nonemployer businesses. Differs from active_companies, the INE DIRCE count, which includes businesses without employees.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv. Retrieved 2026-10-11.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2025). Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties (Counties in Iowa by employer firms, 2022) [Data set]. Retrieved October 11, 2026, from https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv

MLA 9

Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties, Counties in Iowa by employer firms, 2022. U.S. Census Bureau, 25 Sept. 2025, https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv. Invokely, https://invokely.ai/rankings/employer-firms/iowa-counties?period=2022. Accessed 11 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2025. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Counties in Iowa by employer firms, 2022. Dataset. Accessed October 11, 2026. https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv. Also distributed by Invokely, https://invokely.ai/rankings/employer-firms/iowa-counties?period=2022.

Harvard

U.S. Census Bureau (2025) Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties, Counties in Iowa by employer firms, 2022 [Dataset]. Available at: https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv, via Invokely: https://invokely.ai/rankings/employer-firms/iowa-counties?period=2022 (Accessed: 11 October 2026).

BibTeX
@misc{census_counties_in_iowa_by_2022,
  author = {{U.S. Census Bureau}},
  title = {{Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties: Counties in Iowa by employer firms, 2022}},
  year = {2025},
  howpublished = {Data set},
  url = {https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv},
  urldate = {2026-10-11},
  note = {Accessed via Invokely, https://invokely.ai/rankings/employer-firms/iowa-counties?period=2022. Publisher attribution: U.S. Census Bureau. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023\_st\_cty.csv. Retrieved 2026-10-11.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties: Counties in Iowa by employer firms, 2022
PY  - 2025
DA  - 2025/09/25
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv
L2  - https://invokely.ai/rankings/employer-firms/iowa-counties?period=2022
Y2  - 2026/10/11
N1  - Accessed via Invokely, https://invokely.ai/rankings/employer-firms/iowa-counties?period=2022.
N1  - Publisher attribution: U.S. Census Bureau. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv. Retrieved 2026-10-11.
ER  - 
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Questions

Which county has the highest employer firms?

Polk County, with 9,692 in 2022, according to the U.S. Census Bureau.

Which county has the lowest employer firms?

Adams County, with 96 in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Retrieved 2026-10-11.

Employer firms: other rankings

Counties in Iowa: more rankings