CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between five and nine employees in San Mateo County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between five and nine employees were in San Mateo County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between five and nine employees in San Mateo County (2012-2016)
Year
Total businesses
2012
152
2013
147
2014
149
2015
151
2016
127