CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in Door County zip codes than in any other category.
The following table shows how many construction businesses with between one and four employees were in Door County zip codes during the period from 2012 to 2016.
Construction businesses with between one and four employees in Door County (2012-2016)
Year
Total businesses
2012
82
2013
91
2014
93
2015
84
2016
83