CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Columbia 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 Columbia County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Columbia County (2012-2016)
Year
Total businesses
2012
57
2013
52
2014
53
2015
56
2016
60