Cook County's Law Enforcement
- Law enforcement with jurisdiction throughout the county -
Cook County Sheriff’s Office
Officer Title:
Deputy Sheriff
Governing Body:
Cook County's Sheriff
Jurisdiction:
Cook County
Authority Type:
Specialized
Purpose:
Provide courthouse security, service of summonses, warrants, orders of protection, eviction orders, and all law enforcement matters concerning child support enforcement
Cook County Sheriff’s Police Department
Officer Title:
Police Officer
Governing Body:
Cook County's Sheriff
Jurisdiction:
Cook County
Authority Type:
General
Enforce Traffic Laws:
Yes
Purpose:
Provide law enforcement services to the unincorporated areas of Cook County
Stroger Hospital Police Department
Officer Title:
Police Officer
Governing Body:
Cook County Health
Jurisdiction:
Stroger Hospital campus
Authority Type:
General
Purpose:
Provides law enforcement services for the Stroger Hospital campus
Municipalities
Page last updated: September 28, 2026