CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in Chester County zip codes than in any other category.
The following table shows how many health care and social assistance businesses with between one and four employees were in Chester County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in Chester County (2012-2016)
Year
Total businesses
2012
11
2013
7
2014
7
2015
9
2016
10