CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Contra Costa County zip codes than in any other category.
The following table shows how many real estate, rental and leasing businesses with between one and four employees were in Contra Costa County zip codes during the period from 2012 to 2016.
Real estate, rental and leasing businesses with between one and four employees in Contra Costa County (2012-2016)
Year
Total businesses
2012
944
2013
978
2014
1009
2015
1020
2016
1069
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