CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in Polk 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 Polk County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Polk County (2012-2016)
Year
Total businesses
2012
256
2013
253
2014
241
2015
262
2016
291