The Blaine County Sheriff's Office (BCSO) was the local county law enforcement operating in Blaine County, San Andreas. The agency provided law enforcement within the county, maintained the jails used by both the county and municipalities, and provided search and rescue.
The BCSO contained 14 sworn officers and had jurisdiction to operate in Blaine County and the area north of the city of Los Santos. Sheriff Deputies could be found doing traffic enforcement along the Great Ocean Highway, Senora Freeway, and Senora Way, but their patrols could extend into the City of Los Santos when necessary. The headquarters was located in Sandy Shores with several substations located throughout the county.
- Bucky Savage (became Lieutenant of the SASP)
- Under Sheriff
- Geoffrey Kregdale (became Captain of the SASP)
- Deputy Sheriff