There were 30 professional, scientific and technical services businesses in Fairfax County ZIP Codes with between 500 and 999 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 500 and 999 employees in Fairfax County ZIP Codes than professional, scientific and technical services businesses.
The following table shows industries of total establishments with between 500 and 999 employees in Fairfax County in 2018.
Industries with between 500 and 999 employees in Fairfax County (2018)
| Industry | Total Establishments |
|---|---|
| Professional, scientific and technical services businesses | 30 |
| Information businesses | 6 |
| Finance and insurance businesses | 3 |
| Wholesale trade businesses | 3 |
