Supported Departments
Grayson County Information Technology supports all Grayson County government offices covering an area of approximately 193 square miles.

Main Courthouse (Sherman)
County Judge
Office of Emergency Management
Emergency Operations Center
Disaster District Committee and Regional Liaison Office
Fire Marshals Office
Four Commissioners Administrative Offices
Purchasing
Staff Attorney Office
Attorney General Court
Auditor
Treasurer
Justice of the Peace Precinct 1
Constable Precinct 1
Department of Motor Vehicles
Property Tax Collections
County Clerk
Texas AgriLife Extension Office (ILA with Texas A&M)
Development Services
Veterans Affairs Office
Criminal Investigations Division
Narcotics Investigations Division
K-9 Division
Human Resources
Information Technology

Sub-Courthouse (Denison)
Justice of the Peace Precinct 2
Constable Precinct 2
Sheriff's Office Sub Location
Department of Motor Vehicles
Property Tax Collections

West Government Center (Whitesboro)
Justice of the Peace Precinct 3
Constable Precinct 3
Department of Motor Vehicles
Property Tax Collections 

South Government Center (Van Alstyne)
Justice of the Peace Precinct 4
Constable Precinct 4
Department of Motor Vehicles
Property Tax Collections

Elections Administration Facility (Sherman)
Elections Administration and Voting Center

Justice Center (Sherman)
Three District Court Offices
Two County Court at Law Offices
Court Coordinators for all 5 courts
County Clerk
Sheriff's Office Administration Bureau
Sheriff's Office Enforcement Bureau
Sheriff's Office Detention Bureau
Jail Medical
Criminal District Attorney's Office
District Clerk's Office
NAAS Security

Lake Street Facility (Sherman)

King Street Facility (Sherman)
Facilities Maintenance

Health Department Facility (Sherman)
County Health Department
WIC

Health Department Facility (Denison)
County Health Department
WIC

Community Supervision Facility (Sherman)
Community Supervision & Corrections Dept.

Commissioner Precinct 1 Barn (Sherman)
Road & Bridge Precinct Barn

Commissioner Precinct 2 Barn (Sherman)
Road & Bridge Precinct Barn

Commissioner Precinct 3 Barn (Whitesboro)
Road & Bridge Precinct Barn

Commissioner Precinct 4 Barn (Denison)
Road & Bridge Precinct Barn

Commissioner Precinct 4 Barn (Gordonville)
Road & Bridge Precinct Barn

North Texas Regional Airport (Denison)
NTRA Maintenance
NTRA Tower
NTRA Terminal
Juvenile Detention Campus