The Sheriff is the chief law enforcement officer of the county. Primary responsibilities include:
- Arresting offenders
- Conducting criminal investigations
Providing courthouse and courtroom security
Providing general law enforcement protection
- Serving criminal and civil warrants
The Sheriff has both criminal and civil jurisdiction in both York County and the City of Poquoson. However, deputies concentrate their law enforcement activities within York County as the City of Poquoson has a municipal Police Department. The Sheriff's Office serves civil process and provides courtroom security for the City on a routine basis, and provides other services as called upon or is necessary.