CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Rock County zip codes than in any other category.
The following table shows how many administrative, support, waste management and remediation services businesses with between one and four employees were in Rock County zip codes during the period from 2012 to 2016.
Administrative, support, waste management and remediation services businesses with between one and four employees in Rock County (2012-2016)
Year
Total businesses
2012
90
2013
86
2014
94
2015
95
2016
96