Employer firms in St. Clair County

Employer firms in St. Clair County was 3,786 in 2023, according to the U.S. Census Bureau. That is down 1.2% from 2022. That is the 9th highest of 102 counties in 2023.

2023, count3,786

Change on 2022-1.2%

Rank9th of 102Counties in Illinois ranked

Series high4,3862007

Series low3,6901982

Next release: Sunday, 26 September 2027, estimated by Invokely from past publication dates (low confidence), not announced by the publisher. Release calendar

Employer firms in St. Clair County, 1978 to 2023

count. Source: U.S. Census Bureau, Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Retrieved 2026-10-11, published 2025-09-25.

All 46 values

Period	count
2023	3,786
2022	3,832
2021	3,836
2020	3,842
2019	3,886
2018	3,962
2017	4,022
2016	4,037
2015	4,045
2014	4,032
2013	4,106
2012	4,192
2011	4,205
2010	4,254
2009	4,284
2008	4,334
2007	4,386
2006	4,382
2005	4,361
2004	4,328
2003	4,257
2002	4,289
2001	4,314
2000	4,369
1999	4,375
1998	4,360
1997	4,306
1996	4,273
1995	4,242
1994	4,152
1993	4,089
1992	3,988
1991	3,932
1990	4,029
1989	3,962
1988	3,962
1987	3,891
1986	3,854
1985	3,841
1984	3,797
1983	3,714
1982	3,690
1981	3,797
1980	3,793
1979	3,824
1978	3,717

Compared with Illinois and United States

Place	2023
St. Clair County	3,786
Illinois	222,365
United States	5,593,727

St. Clair County compared with nearby places

Under 200
200 to 300
300 to 500
500 to 700
700 to 1,800
1,800 and over

Employer firms, 2023, count. St. Clair County is outlined. Same source and period for every area shown. Source: U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

Rankings

US states by employer firms 51 places
Counties in Illinois by employer firms 102 places

Definition

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.

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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 (Employer firms, St. Clair County, 1978 to 2023) [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, Employer firms, St. Clair County, 1978 to 2023. 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/en/employer-firms/st-clair-county-illinois. Accessed 11 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2025. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Employer firms, St. Clair County, 1978 to 2023. 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/en/employer-firms/st-clair-county-illinois.

Harvard

U.S. Census Bureau (2025) Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties, Employer firms, St. Clair County, 1978 to 2023 [Dataset]. Available at: https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv, via Invokely: https://invokely.ai/en/employer-firms/st-clair-county-illinois (Accessed: 11 October 2026).

BibTeX

@misc{census_employer_firms_st_clair_2023,
  author = {{U.S. Census Bureau}},
  title = {{Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties: Employer firms, St. Clair County, 1978 to 2023}},
  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/en/employer-firms/st-clair-county-illinois. 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: Employer firms, St. Clair County, 1978 to 2023
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/en/employer-firms/st-clair-county-illinois
Y2  - 2026/10/11
N1  - Accessed via Invokely, https://invokely.ai/en/employer-firms/st-clair-county-illinois.
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

What is the employer firms in St. Clair County?

Employer firms in St. Clair County was 3,786 in 2023, according to the U.S. Census Bureau. That is down 1.2% from 2022. That is the 9th highest of 102 counties in 2023.

Where does this figure come from?

U.S. Census Bureau. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. Retrieved by Invokely on 2026-10-11.

What was the highest employer firms in St. Clair County?

4,386 in 2007, the highest value since 1978 in this series.

Related statistics for St. Clair County

All statistics for St. Clair County | St. Clair County in figures