CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in San Diego County zip codes than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in San Diego County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in San Diego County (2012-2016)
Year
Total businesses
2012
4066
2013
4034
2014
4064
2015
4077
2016
4042
Alerts Sign-up