CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Windham County zip codes than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in Windham County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Windham County (2012-2016)
Year
Total businesses
2012
148
2013
149
2014
140
2015
141
2016
136