There were 364 wholesale trade businesses in Dupage County zip codes that had between 20 and 49 employees in 2016, according to County Business Patterns (CBP) statistics provided by the United States Census Bureau.

CBP data indicates that there are more establishments categorized as accommodation and food services businesses with between 20 and 49 employees in Dupage County zip codes than in any other category.

The following table shows how many wholesale trade businesses with between 20 and 49 employees were in Dupage County zip codes during the period from 2012 to 2016.