CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 30120 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 30120 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 30120 (2012-2016)
Year
Total businesses
2012
48
2013
53
2014
48
2015
54
2016
52