CBP data indicates that there are more establishments categorized as retail trade businesses with between 20 and 49 employees in Jefferson County zip codes than in any other category.
The following table shows how many construction businesses with between 20 and 49 employees were in Jefferson County zip codes during the period from 2012 to 2016.
Construction businesses with between 20 and 49 employees in Jefferson County (2012-2016)
Year
Total businesses
2012
8
2013
8
2014
8
2015
12
2016
14