The FBI's Uniform Crime Reporting program lists 6 law enforcement agencies in Fairfax, Virginia: the county sheriff's office, 2 city or town police departments, 1 state police post and 2 campus police departments.
Sheriff's Office and County Police in Fairfax
City and Town Police Departments in Fairfax
State Police in Fairfax
College and University Police in Fairfax
Where People Arrested in Fairfax Are Held
In most U.S. counties, adults arrested by city police, the sheriff or state troopers are booked into the county jail first. Some larger cities run their own holding jail, so if a person is not on the county roster, call the arresting department.
Law Enforcement in Other Virginia Counties
Agency names, types and ORI codes come from the FBI Crime Data Explorer agency list, retrieved November 2026. NIBRS dates show when an agency began reporting incident-level crime data to the FBI.