CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 30529 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 30529 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 30529 (2012-2016)
Year
Total businesses
2012
12
2013
11
2014
9
2015
12
2016
10