The Loves Park Police Detective Division is responsible for the investigation of cases that go beyond what the normal patrol officer is able to complete. The Loves Park Police Detectives work cases involving misdemeanor and felony offenses. In addition, the Loves Park Police Detective Division is responsible for registering sex offenders, living within the city limits. The Loves Park Police Detectives also assist in teaching classes at the Youth Police Academy offerred through the Harlem School District.
Additionally, the Loves Park Police Detective Division has one investigator assigned full-time to the State-Line Area Narcotics Team (SLANT). This is a multi-agency team, which works to combat narcotics crimes, in the greater Winnebago County area.