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The Crystal Lake Police Department strives to deliver the best possible service to the residents and visitors of our community. We encourage our citizens to voice their opinions, good or bad, to the Police Department. 

Compliments are always greatly appreciated and complaints are always given full consideration. It is the policy of the Crystal Lake Police Department to investigate all complaints against members of the Department regardless of the source of such complaints. We investigate all complaints through standardized procedures in order to illustrate the Department’s desire to foster public confidence our police force as well as protect officers against any false allegations. 

The Crystal Lake Police Department is committed to working with our community to provide the highest level of police service. We appreciate and encourage citizen communication with the Police Department to improve community relations and help build greater confidence in your Police Department.