CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Whatcom 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 Whatcom County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Whatcom County (2012-2016)
Year
Total businesses
2012
116
2013
120
2014
116
2015
135
2016
135