The Cook County Sheriff’s Police 911 Center is located inside the Illinois State Police District Chicago Headquarters at 9511 W Harrison in Des Plaines. The Center consists of 44 positions. The Center serves a population of over 420,000 residents throughout Cook County and over 160,000 daily commuters who ride the Metra rail system throughout the six-county area in Illinois and Kenosha County, Wisconsin. The Center generates approximately 1.2 million CAD incidents a year and processes an average of 2,300 phone calls a day.
