CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between one and four employees in 92604 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 92604 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 92604 (2012-2016)
Year
Total businesses
2012
24
2013
22
2014
21
2015
20
2016
23