CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Middlesex County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in Middlesex County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Middlesex County (2012-2016)
Year
Total businesses
2012
523
2013
515
2014
535
2015
560
2016
583