CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between one and four employees in San Joaquin County zip codes than in any other category.
The following table shows how many professional, scientific and technical services businesses with between one and four employees were in San Joaquin County zip codes during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in San Joaquin County (2012-2016)
Year
Total businesses
2012
531
2013
514
2014
550
2015
537
2016
526