CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Ionia County zip codes than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in Ionia County zip codes during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in Ionia County (2012-2016)
Year
Total businesses
2012
23
2013
27
2014
21
2015
19
2016
22