CBP data indicates that there are more establishments categorized as retail trade businesses with between 100 and 249 employees in Jefferson County zip codes than in any other category.
The following table shows how many construction businesses with between 100 and 249 employees were in Jefferson County zip codes during the period from 2012 to 2016.
Construction businesses with between 100 and 249 employees in Jefferson County (2012-2016)
Year
Total businesses
2012
20
2013
18
2014
12
2015
17
2016
21