CBP data indicates that there are more establishments categorized as accommodation and food services businesses with between 20 and 49 employees in San Mateo County zip codes than in any other category.
The following table shows how many construction businesses with between 20 and 49 employees were in San Mateo County zip codes during the period from 2012 to 2016.
Construction businesses with between 20 and 49 employees in San Mateo County (2012-2016)
Year
Total businesses
2012
98
2013
110
2014
110
2015
110
2016
110