CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Houghton County zip codes than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in Houghton County zip codes during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in Houghton County (2012-2016)
Year
Total businesses
2012
21
2013
24
2014
19
2015
18
2016
19