CBP data indicates that there are more establishments categorized as accommodation and food services businesses with between 20 and 49 employees in San Diego 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 Diego County zip codes during the period from 2012 to 2016.
Construction businesses with between 20 and 49 employees in San Diego County (2012-2016)
Year
Total businesses
2012
392
2013
406
2014
434
2015
463
2016
503