CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between five and nine employees in Contra Costa County zip codes than in any other category.
The following table shows how many educational services businesses with between five and nine employees were in Contra Costa County zip codes during the period from 2012 to 2016.
Educational services businesses with between five and nine employees in Contra Costa County (2012-2016)
Year
Total businesses
2012
61
2013
59
2014
62
2015
74
2016
75