CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Carroll 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 Carroll County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Carroll County (2012-2016)
Year
Total businesses
2012
199
2013
194
2014
188
2015
196
2016
206