There were 25 administrative, support, waste management and remediation services businesses in San Diego County ZIP Codes with between 250 and 499 employees in 2018, according to County Business Patterns (CBP) statistics provided by the United States Census Bureau.
CBP data indicates no other industry had more establishments with between 250 and 499 employees in San Diego County ZIP Codes than administrative, support, waste management and remediation services businesses.
The following table shows the top 10 industries of total establishments with between 250 and 499 employees in San Diego County in 2018.
| Industry | Total Establishments |
|---|---|
| Administrative, support, waste management and remediation services businesses | 25 |
| Professional, scientific and technical services businesses | 20 |
| Accommodation and food services businesses | 19 |
| Health care and social assistance businesses | 18 |
| Manufacturing businesses | 16 |
| Finance and insurance businesses | 10 |
| Information businesses | 8 |
| Construction businesses | 7 |
| Retail trade businesses | 7 |
| Wholesale trade businesses | 4 |



