CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 42501 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 42501 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 42501 (2012-2016)
Year
Total businesses
2012
21
2013
22
2014
21
2015
16
2016
12