Mercer County
Sheriff's Office
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The Mercer County Sheriff's Office is the largest law
enforcement agency in the county and patrols all 569
square miles of the county.  The department also provides
police service to the city of Matherville
and Village of Joy
by contract.  The patrol division is supervised by Sheriff  
D
avid Staley and Chief Deputy Casey Switzer.  Mercer
County deputies patrol all areas of and respond to all calls
for assistance within their jurisdiction and assist and
cooperate with all local police department, Illinois State
Police and other outside agencies.  The patrol division is the
most visible function of the Sheriff's Office.  Deputies
assigned to patrol perform several specialized duties
including detectives, a K-9 unit, an accident investigator,
evidence technicians, tactical officers, field training
officers, firing range officers, juvenile officers and a
hostage negotiator.  At left, you will find a link to the
Illinois State Police as well as contact information for other
area police departments.    

If you are going to be away from your residence or business
for an extended period of time, you may request extra
patrol from the Mercer County Sheriff's Office.  Fill out
the form linked at left and deputies will be advised to patrol
the area around your residence or business more often
during the period of time you specify.
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Mercer County Sheriff's Office - 906 SW 3rd St, Aledo, IL  61231 - (309) 582-5194
Patrol
Aledo Police Dept
(309) 582-2330

Alexis Police Department
(Warren County)
(309) 482-5537

Keithsburg Department
(309) 374-2311

New Boston Police
Department
(309) 587-8181

New Windsor Police
Department
(309) 667-2601

Sherrard Police Department
(309) 593-2415

Viola Police Department
(309) 596-4111