CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Middlesex County zip codes than in any other category.
The following table shows how many educational services businesses with between one and four employees were in Middlesex County zip codes during the period from 2012 to 2016.
Educational services businesses with between one and four employees in Middlesex County (2012-2016)
Year
Total businesses
2012
38
2013
37
2014
42
2015
39
2016
38