Counties in Idaho by employer firms

Ada County had the highest employer firms of 44 counties in 2015, at 9,718. Clark County had the lowest, at 11. The median was 324 and the figure for Idaho was 32,794. Source: the U.S. Census Bureau.

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Highest9,718Ada County
Lowest11Clark County
Median32444 counties
Idaho32,794History

Map of counties, 2015

Ada County: 9,718 countAdams County: 102 countBannock County: 1,616 countBear Lake County: 101 countBenewah County: 209 countBingham County: 706 countBlaine County: 1,158 countBoise County: 128 countBonner County: 1,230 countBonneville County: 2,716 countBoundary County: 315 countButte County: 53 countCamas County: 31 countCanyon County: 3,046 countCaribou County: 162 countCassia County: 535 countClark County: 11 countClearwater County: 201 countCuster County: 118 countElmore County: 420 countFranklin County: 263 countFremont County: 234 countGem County: 332 countGooding County: 299 countIdaho County: 399 countJefferson County: 380 countJerome County: 475 countKootenai County: 3,716 countLatah County: 770 countLemhi County: 257 countLewis County: 99 countLincoln County: 70 countMadison County: 657 countMinidoka County: 371 countNez Perce County: 961 countOneida County: 76 countOwyhee County: 147 countPayette County: 427 countPower County: 141 countShoshone County: 281 countTeton County: 367 countTwin Falls County: 2,030 countValley County: 457 countWashington County: 185 count
  • Under 100
  • 100 to 200
  • 200 to 320
  • 320 to 450
  • 450 to 1,100
  • 1,100 and over
count, 2015. 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.

All counties, 2015

Ada County: 9,718 countAda County9,718Kootenai County: 3,716 countKootenai County3,716Canyon County: 3,046 countCanyon County3,046Bonneville County: 2,716 countBonneville County2,716Twin Falls County: 2,030 countTwin Falls County2,030Bannock County: 1,616 countBannock County1,616Bonner County: 1,230 countBonner County1,230Blaine County: 1,158 countBlaine County1,158Nez Perce County: 961 countNez Perce County961Latah County: 770 countLatah County770Bingham County: 706 countBingham County706Madison County: 657 countMadison County657Cassia County: 535 countCassia County535Jerome County: 475 countJerome County475Valley County: 457 countValley County457Payette County: 427 countPayette County427Elmore County: 420 countElmore County420Idaho County: 399 countIdaho County399Jefferson County: 380 countJefferson County380Minidoka County: 371 countMinidoka County371Teton County: 367 countTeton County367Gem County: 332 countGem County332Boundary County: 315 countBoundary County315Gooding County: 299 countGooding County299Shoshone County: 281 countShoshone County281Franklin County: 263 countFranklin County263Lemhi County: 257 countLemhi County257Fremont County: 234 countFremont County234Benewah County: 209 countBenewah County209Clearwater County: 201 countClearwater County201Washington County: 185 countWashington County185Caribou County: 162 countCaribou County162Owyhee County: 147 countOwyhee County147Power County: 141 countPower County141Boise County: 128 countBoise County128Custer County: 118 countCuster County118Adams County: 102 countAdams County102Bear Lake County: 101 countBear Lake County101Lewis County: 99 countLewis County99Oneida County: 76 countOneida County76Lincoln County: 70 countLincoln County70Butte County: 53 countButte County53Camas County: 31 countCamas County31Clark County: 11 countClark County11Ada County: 9,718 countAda County9,718Kootenai County: 3,716 countKootenai County3,716Canyon County: 3,046 countCanyon County3,046Bonneville County: 2,716 countBonneville County2,716Twin Falls County: 2,030 countTwin Falls County2,030Bannock County: 1,616 countBannock County1,616Bonner County: 1,230 countBonner County1,230Blaine County: 1,158 countBlaine County1,158Nez Perce County: 961 countNez Perce County961Latah County: 770 countLatah County770Bingham County: 706 countBingham County706Madison County: 657 countMadison County657Cassia County: 535 countCassia County535Jerome County: 475 countJerome County475Valley County: 457 countValley County457Payette County: 427 countPayette County427Elmore County: 420 countElmore County420Idaho County: 399 countIdaho County399Jefferson County: 380 countJefferson County380Minidoka County: 371 countMinidoka County371Teton County: 367 countTeton County367Gem County: 332 countGem County332Boundary County: 315 countBoundary County315Gooding County: 299 countGooding County299Shoshone County: 281 countShoshone County281Franklin County: 263 countFranklin County263Lemhi County: 257 countLemhi County257Fremont County: 234 countFremont County234Benewah County: 209 countBenewah County209Clearwater County: 201 countClearwater County201Washington County: 185 countWashington County185Caribou County: 162 countCaribou County162Owyhee County: 147 countOwyhee County147Power County: 141 countPower County141Boise County: 128 countBoise County128Custer County: 118 countCuster County118Adams County: 102 countAdams County102Bear Lake County: 101 countBear Lake County101Lewis County: 99 countLewis County99Oneida County: 76 countOneida County76Lincoln County: 70 countLincoln County70Butte County: 53 countButte County53Camas County: 31 countCamas County31Clark County: 11 countClark County11
count. Source: U.S. Census Bureau, Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Retrieved 2026-10-11.

Full ranking

RankCounties2015
count
Change on 2014
1Ada County9,718+2.1%
2Kootenai County3,716+2.8%
3Canyon County3,046+2.3%
4Bonneville County2,716+1.1%
5Twin Falls County2,030+1%
6Bannock County1,616+0.8%
7Bonner County1,230+3.6%
8Blaine County1,158+2.4%
9Nez Perce County961+0.2%
10Latah County770-0.5%
11Bingham County706+2.2%
12Madison County657+2.3%
13Cassia County535-2.7%
14Jerome County475+1.1%
15Valley County457+3.2%
16Payette County427-1.2%
17Elmore County420-0.9%
18Idaho County399-1.2%
19Jefferson County380+3.5%
20Minidoka County371+2.5%
21Teton County367+3.4%
22Gem County332+6.1%
23Boundary County315+5%
24Gooding County299+4.2%
25Shoshone County281-2.8%
26Franklin County263+7.3%
27Lemhi County257+0.8%
28Fremont County234+7.3%
29Benewah County209+1.5%
30Clearwater County201-1%
31Washington County185-2.1%
32Caribou County162-1.2%
33Owyhee County147+3.5%
34Power County141+4.4%
35Boise County1280%
36Custer County118-1.7%
37Adams County102-1.9%
38Bear Lake County101+1%
39Lewis County99+4.2%
40Oneida County76+5.6%
41Lincoln County70+1.4%
42Butte County530%
43Camas County31+3.3%
44Clark County11-8.3%

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 Idaho by employer firms, 2015) [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 Idaho by employer firms, 2015. 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/idaho-counties?period=2015. 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 Idaho by employer firms, 2015. 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/idaho-counties?period=2015.

Harvard

U.S. Census Bureau (2025) Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties, Counties in Idaho by employer firms, 2015 [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/idaho-counties?period=2015 (Accessed: 11 October 2026).

BibTeX
@misc{census_counties_in_idaho_by_2015,
  author = {{U.S. Census Bureau}},
  title = {{Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties: Counties in Idaho by employer firms, 2015}},
  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/idaho-counties?period=2015. 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 Idaho by employer firms, 2015
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/idaho-counties?period=2015
Y2  - 2026/10/11
N1  - Accessed via Invokely, https://invokely.ai/rankings/employer-firms/idaho-counties?period=2015.
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?

Ada County, with 9,718 in 2015, according to the U.S. Census Bureau.

Which county has the lowest employer firms?

Clark County, with 11 in 2015.

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 Idaho: more rankings