CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between one and four employees in Milwaukee County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in Milwaukee County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Milwaukee County (2012-2016)
Year
Total businesses
2012
282
2013
277
2014
289
2015
316
2016
320