Counties in Idaho by business establishments (QCEW)

Ada County had the highest business establishments (QCEW) of 44 counties in 2019, at 16,442. Clark County had the lowest, at 45. The median was 499 and the figure for Idaho was 63,424. Source: the U.S. Bureau of Labor Statistics.

Keep it in a collection in your library.
Highest16,442Ada County
Lowest45Clark County
Median49944 counties
Idaho63,424History

Map of counties, 2019

Ada County: 16,442 countAdams County: 172 countBannock County: 2,327 countBear Lake County: 217 countBenewah County: 338 countBingham County: 1,104 countBlaine County: 1,601 countBoise County: 201 countBonner County: 1,711 countBonneville County: 3,933 countBoundary County: 462 countButte County: 128 countCamas County: 58 countCanyon County: 5,427 countCaribou County: 292 countCassia County: 922 countClark County: 45 countClearwater County: 296 countCuster County: 244 countElmore County: 615 countFranklin County: 412 countFremont County: 397 countGem County: 474 countGooding County: 523 countIdaho County: 575 countJefferson County: 705 countJerome County: 693 countKootenai County: 5,358 countLatah County: 1,072 countLemhi County: 372 countLewis County: 192 countLincoln County: 164 countMadison County: 1,053 countMinidoka County: 604 countNez Perce County: 1,229 countOneida County: 145 countOwyhee County: 302 countPayette County: 609 countPower County: 236 countShoshone County: 406 countTeton County: 552 countTwin Falls County: 2,907 countValley County: 656 countWashington County: 274 count
  • Under 200
  • 200 to 300
  • 300 to 500
  • 500 to 700
  • 700 to 1,500
  • 1,500 and over
count, 2019. Source: BLS, Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2019

Ada County: 16,442 countAda County16,442Canyon County: 5,427 countCanyon County5,427Kootenai County: 5,358 countKootenai County5,358Bonneville County: 3,933 countBonneville County3,933Twin Falls County: 2,907 countTwin Falls County2,907Bannock County: 2,327 countBannock County2,327Bonner County: 1,711 countBonner County1,711Blaine County: 1,601 countBlaine County1,601Nez Perce County: 1,229 countNez Perce County1,229Bingham County: 1,104 countBingham County1,104Latah County: 1,072 countLatah County1,072Madison County: 1,053 countMadison County1,053Cassia County: 922 countCassia County922Jefferson County: 705 countJefferson County705Jerome County: 693 countJerome County693Valley County: 656 countValley County656Elmore County: 615 countElmore County615Payette County: 609 countPayette County609Minidoka County: 604 countMinidoka County604Idaho County: 575 countIdaho County575Teton County: 552 countTeton County552Gooding County: 523 countGooding County523Gem County: 474 countGem County474Boundary County: 462 countBoundary County462Franklin County: 412 countFranklin County412Shoshone County: 406 countShoshone County406Fremont County: 397 countFremont County397Lemhi County: 372 countLemhi County372Benewah County: 338 countBenewah County338Owyhee County: 302 countOwyhee County302Clearwater County: 296 countClearwater County296Caribou County: 292 countCaribou County292Washington County: 274 countWashington County274Custer County: 244 countCuster County244Power County: 236 countPower County236Bear Lake County: 217 countBear Lake County217Boise County: 201 countBoise County201Lewis County: 192 countLewis County192Adams County: 172 countAdams County172Lincoln County: 164 countLincoln County164Oneida County: 145 countOneida County145Butte County: 128 countButte County128Camas County: 58 countCamas County58Clark County: 45 countClark County45Ada County: 16,442 countAda County16,442Canyon County: 5,427 countCanyon County5,427Kootenai County: 5,358 countKootenai County5,358Bonneville County: 3,933 countBonneville County3,933Twin Falls County: 2,907 countTwin Falls County2,907Bannock County: 2,327 countBannock County2,327Bonner County: 1,711 countBonner County1,711Blaine County: 1,601 countBlaine County1,601Nez Perce County: 1,229 countNez Perce County1,229Bingham County: 1,104 countBingham County1,104Latah County: 1,072 countLatah County1,072Madison County: 1,053 countMadison County1,053Cassia County: 922 countCassia County922Jefferson County: 705 countJefferson County705Jerome County: 693 countJerome County693Valley County: 656 countValley County656Elmore County: 615 countElmore County615Payette County: 609 countPayette County609Minidoka County: 604 countMinidoka County604Idaho County: 575 countIdaho County575Teton County: 552 countTeton County552Gooding County: 523 countGooding County523Gem County: 474 countGem County474Boundary County: 462 countBoundary County462Franklin County: 412 countFranklin County412Shoshone County: 406 countShoshone County406Fremont County: 397 countFremont County397Lemhi County: 372 countLemhi County372Benewah County: 338 countBenewah County338Owyhee County: 302 countOwyhee County302Clearwater County: 296 countClearwater County296Caribou County: 292 countCaribou County292Washington County: 274 countWashington County274Custer County: 244 countCuster County244Power County: 236 countPower County236Bear Lake County: 217 countBear Lake County217Boise County: 201 countBoise County201Lewis County: 192 countLewis County192Adams County: 172 countAdams County172Lincoln County: 164 countLincoln County164Oneida County: 145 countOneida County145Butte County: 128 countButte County128Camas County: 58 countCamas County58Clark County: 45 countClark County45
count. Source: BLS, Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. Retrieved 2026-10-12.

Full ranking

RankCounties2019
count
Change on 2018
1Ada County16,442-0.2%
2Canyon County5,427+2.9%
3Kootenai County5,358-1.9%
4Bonneville County3,933-0.7%
5Twin Falls County2,907-1.2%
6Bannock County2,327-1.1%
7Bonner County1,711-1.3%
8Blaine County1,601-3.1%
9Nez Perce County1,229-1.1%
10Bingham County1,104-1.1%
11Latah County1,072-2.9%
12Madison County1,053+1.8%
13Cassia County922+0.2%
14Jefferson County705+0.1%
15Jerome County693-2.1%
16Valley County656+0.8%
17Elmore County615-1.3%
18Payette County609-2.2%
19Minidoka County604-1.3%
20Idaho County5750%
21Teton County552-1.8%
22Gooding County523-4.7%
23Gem County474-2.7%
24Boundary County462-2.9%
25Franklin County412-2.1%
26Shoshone County406-2.9%
27Fremont County397-0.5%
28Lemhi County372-3.1%
29Benewah County338-2.3%
30Owyhee County302+2.7%
31Clearwater County296-4.8%
32Caribou County292-2%
33Washington County274-2.8%
34Custer County244-2.8%
35Power County236-2.1%
36Bear Lake County217-5.2%
37Boise County201-0.5%
38Lewis County192-8.6%
39Adams County172-6.5%
40Lincoln County1640%
41Oneida County1450%
42Butte County128-9.2%
43Camas County58-6.5%
44Clark County45-8.2%

Other periods

About this ranking

Average number of establishments with jobs covered by unemployment insurance during the year, all industries, private and government, from the Quarterly Census of Employment and Wages (QCEW) of the U.S. Bureau of Labor Statistics. An establishment is a single place of business, such as a factory, store or office; a company with several locations has several.

Counts places of business, not firms: for firms use employer_firms. Changes in how large employers report their locations can move the count without any change in activity.

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. Bureau of Labor Statistics. Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. https://data.bls.gov/cew/data/api/2019/a/industry/10.csv. Retrieved 2026-10-12.

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. Bureau of Labor Statistics. (2026). Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties (Counties in Idaho by business establishments (QCEW), 2019) [Data set]. Retrieved October 12, 2026, from https://data.bls.gov/cew/data/api/2019/a/industry/10.csv

MLA 9

Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties, Counties in Idaho by business establishments (QCEW), 2019. U.S. Bureau of Labor Statistics, 21 Aug. 2026, https://data.bls.gov/cew/data/api/2019/a/industry/10.csv. Invokely, https://invokely.ai/rankings/business-establishments/idaho-counties?period=2019. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Bureau of Labor Statistics. 2026. Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. Counties in Idaho by business establishments (QCEW), 2019. Dataset. Accessed October 12, 2026. https://data.bls.gov/cew/data/api/2019/a/industry/10.csv. Also distributed by Invokely, https://invokely.ai/rankings/business-establishments/idaho-counties?period=2019.

Harvard

U.S. Bureau of Labor Statistics (2026) Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties, Counties in Idaho by business establishments (QCEW), 2019 [Dataset]. Available at: https://data.bls.gov/cew/data/api/2019/a/industry/10.csv, via Invokely: https://invokely.ai/rankings/business-establishments/idaho-counties?period=2019 (Accessed: 12 October 2026).

BibTeX
@misc{bureau_counties_in_idaho_by_2019,
  author = {{U.S. Bureau of Labor Statistics}},
  title = {{Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties: Counties in Idaho by business establishments (QCEW), 2019}},
  year = {2026},
  howpublished = {Data set},
  url = {https://data.bls.gov/cew/data/api/2019/a/industry/10.csv},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/business-establishments/idaho-counties?period=2019. Publisher attribution: U.S. Bureau of Labor Statistics. Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. https://data.bls.gov/cew/data/api/2019/a/industry/10.csv. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Bureau of Labor Statistics
TI  - Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties: Counties in Idaho by business establishments (QCEW), 2019
PY  - 2026
DA  - 2026/08/21
PB  - U.S. Bureau of Labor Statistics
DB  - Invokely
UR  - https://data.bls.gov/cew/data/api/2019/a/industry/10.csv
L2  - https://invokely.ai/rankings/business-establishments/idaho-counties?period=2019
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/business-establishments/idaho-counties?period=2019.
N1  - Publisher attribution: U.S. Bureau of Labor Statistics. Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. https://data.bls.gov/cew/data/api/2019/a/industry/10.csv. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest business establishments (QCEW)?

Ada County, with 16,442 in 2019, according to the U.S. Bureau of Labor Statistics.

Which county has the lowest business establishments (QCEW)?

Clark County, with 45 in 2019.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (QCEW): annual average establishments, total covered, all industries (NAICS 10), nation, states and counties. Retrieved 2026-10-12.

Business establishments (QCEW): other rankings

Counties in Idaho: more rankings