Business establishments (QCEW) in Sonoma County

Business establishments (QCEW) in Sonoma County was 21,801 in 2025, according to the U.S. Bureau of Labor Statistics. That is up 0.7% from 2024. That is the 16th highest of 58 counties in 2025.

2025, count21,801

Change on 2024+0.7%

Rank16th of 58Counties in California ranked

Series high21,8012025

Series low15,7212001

Next release: Saturday, 21 August 2027, estimated by Invokely from past publication dates (low confidence), not announced by the publisher. Release calendar

Business establishments (QCEW) in Sonoma County, 2001 to 2025

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, published 2026-08-21.

All 25 values

Period	count
2025	21,801
2024	21,652
2023	20,784
2022	20,525
2021	20,197
2020	20,185
2019	20,376
2018	20,145
2017	19,803
2016	19,449
2015	19,060
2014	18,796
2013	18,319
2012	18,206
2011	18,886
2010	18,424
2009	18,460
2008	18,547
2007	17,766
2006	17,692
2005	17,028
2004	17,067
2003	16,806
2002	16,451
2001	15,721

Compared with California and United States

Place	2025
Sonoma County	21,801
California	1,877,156
United States	12,112,924

Sonoma County compared with nearby places

Under 1,000
1,000 to 4,000
4,000 to 8,000
8,000 to 16K
16K to 43K
43K and over

Business establishments (QCEW), 2025, count. Sonoma County is outlined. Same source and period for every area shown. Source: U.S. Bureau of Labor Statistics. Boundaries: U.S. Census Bureau cartographic boundary files.

Rankings

US states by business establishments (QCEW) 51 places
Counties in California by business establishments (QCEW) 58 places

Definition

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.

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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/2025/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 (Business establishments (QCEW), Sonoma County, 2001 to 2025) [Data set]. Retrieved October 12, 2026, from https://data.bls.gov/cew/data/api/2025/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, Business establishments (QCEW), Sonoma County, 2001 to 2025. U.S. Bureau of Labor Statistics, 21 Aug. 2026, https://data.bls.gov/cew/data/api/2025/a/industry/10.csv. Invokely, https://invokely.ai/en/business-establishments/sonoma-county-california. 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. Business establishments (QCEW), Sonoma County, 2001 to 2025. Dataset. Accessed October 12, 2026. https://data.bls.gov/cew/data/api/2025/a/industry/10.csv. Also distributed by Invokely, https://invokely.ai/en/business-establishments/sonoma-county-california.

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, Business establishments (QCEW), Sonoma County, 2001 to 2025 [Dataset]. Available at: https://data.bls.gov/cew/data/api/2025/a/industry/10.csv, via Invokely: https://invokely.ai/en/business-establishments/sonoma-county-california (Accessed: 12 October 2026).

BibTeX

@misc{bureau_business_establishments_qcew_sonoma_2025,
  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: Business establishments (QCEW), Sonoma County, 2001 to 2025}},
  year = {2026},
  howpublished = {Data set},
  url = {https://data.bls.gov/cew/data/api/2025/a/industry/10.csv},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/en/business-establishments/sonoma-county-california. 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/2025/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: Business establishments (QCEW), Sonoma County, 2001 to 2025
PY  - 2026
DA  - 2026/08/21
PB  - U.S. Bureau of Labor Statistics
DB  - Invokely
UR  - https://data.bls.gov/cew/data/api/2025/a/industry/10.csv
L2  - https://invokely.ai/en/business-establishments/sonoma-county-california
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/en/business-establishments/sonoma-county-california.
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/2025/a/industry/10.csv. Retrieved 2026-10-12.
ER  -

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Questions

What is the business establishments (QCEW) in Sonoma County?

Business establishments (QCEW) in Sonoma County was 21,801 in 2025, according to the U.S. Bureau of Labor Statistics. That is up 0.7% from 2024. That is the 16th highest of 58 counties in 2025.

Where does this figure come from?

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 by Invokely on 2026-10-12.

What was the highest business establishments (QCEW) in Sonoma County?

21,801 in 2025, the highest value since 2001 in this series.

Related statistics for Sonoma County

All statistics for Sonoma County | Sonoma County in figures