The Lincolnshire Police Department is staffed with 25 sworn Police Officers, including the Chief of Police, two Commanders, four Sergeants, and two Investigators. The Police Department also employs two Community Service Officers to handle non-patrol and service functions including traffic control and animal control. The Police Department operates a 911 emergency center, which is staffed by seven full-time Telecommunicators. Staffing for the Police Department also includes two clerical staff who assist with administrative functions.

The Department is a member of the Northeast Illinois Regional Crime Lab, Lake County Metropolitan Enforcement Group, Lake County Major Crimes Task Force, Major Crash Assistance Team of Lake County and the Illinois Law Enforcement Alarm System through intergovermental agreements with local, state and federal law enforcement agencies. A computer terminal links the Department with all other police and sheriff departments worldwide.

Police personnel will provide surveillance service on request to vacationing homeowners ("Housewatch") and will also conduct home crime prevention inspections at no charge, upon request. Child safety seats are available on a "no charge", "first come, first serve" basis for those residents who have friends or relatives with children coming into town for a vacation.

Function
Provides core services which include uniformed patrol operations, investigations, youth services, traffic accident investigation and enforcement, telecommunications, bicycle patrol and supplementary services which include disaster preparedness and response, planning and research, housewatch program, participation with community action groups, crime prevention, drug abuse intervention, traffic pattern analysis and recommendations, and Village licensing investigation and enforcement.