CBP data indicates that there are more establishments categorized as retail trade businesses with between 10 and 19 employees in Middlesex County zip codes than in any other category.
The following table shows how many construction businesses with between 10 and 19 employees were in Middlesex County zip codes during the period from 2012 to 2016.
Construction businesses with between 10 and 19 employees in Middlesex County (2012-2016)
Year
Total businesses
2012
32
2013
33
2014
34
2015
40
2016
38