CBP data indicates that there are more establishments categorized as retail trade businesses with between 50 and 99 employees in Contra Costa County zip codes than in any other category.
The following table shows how many accommodation and food services businesses with between 50 and 99 employees were in Contra Costa County zip codes during the period from 2012 to 2016.
Accommodation and food services businesses with between 50 and 99 employees in Contra Costa County (2012-2016)
Year
Total businesses
2012
71
2013
86
2014
83
2015
102
2016
103