CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Snohomish County zip codes than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in Snohomish County zip codes during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in Snohomish County (2012-2016)
Year
Total businesses
2012
333
2013
311
2014
309
2015
308
2016
313