CBP data indicates that there are more establishments categorized as manufacturing businesses with between 250 and 499 employees in Iowa than in any other category.
The following table shows how many warehousing and storage businesses with between 250 and 499 employees were in Iowa during the period from 2012 to 2016.
Warehousing and storage businesses with between 250 and 499 employees in Iowa (2012-2016)
Year
Total businesses
2012
28,176
2013
28,718
2014
29,238
2015
30,260
2016
30,790