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Decatur Police Criminal Investigations Division

Commanding Officer
Lieutenant Jason Walker

Lieutenant Walker
Email Lt. Jason Walker
(217) 542-3440

The Decatur Police Department’s Criminal Investigation Division is under the direct command of Lieutenant Jason Walker, an over 20 year veteran of the Decatur Police Department.

The Criminal Investigations Division consists of a combined total of 50 sworn / civilian employees; responsible for the investigation of general crimes, vice crimes, juvenile crimes, covert investigative assignments, intelligence gathering, sex offender registration, fugitive apprehension and terrorism related criminal investigations.

The Criminal Investigations Division consists of three investigative branches; Adult Investigation Unit, Juvenile Investigation Unit and Street Crimes – Narcotics Unit. Providing intelligence to each these three above units, as well as the Patrol Division, is the Crime Analysis Unit.