CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Siskiyou 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 Siskiyou County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Siskiyou County (2012-2016)
Year
Total businesses
2012
23
2013
22
2014
25
2015
25
2016
28