CBP data indicates that there are more establishments categorized as accommodation and food services businesses with between 20 and 49 employees in Contra Costa County zip codes than in any other category.
The following table shows how many retail trade businesses with between 20 and 49 employees were in Contra Costa County zip codes during the period from 2012 to 2016.
Retail trade businesses with between 20 and 49 employees in Contra Costa County (2012-2016)
Year
Total businesses
2012
272
2013
275
2014
284
2015
298
2016
288