CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between 100 and 249 employees in Middlesex County zip codes than in any other category.
The following table shows how many construction businesses with between 100 and 249 employees were in Middlesex County zip codes during the period from 2012 to 2016.
Construction businesses with between 100 and 249 employees in Middlesex County (2012-2016)
Year
Total businesses
2012
19
2013
25
2014
24
2015
26
2016
36