Municipal police departments within a county operate independently from each other and from the county sheriff, each serving their respective city or town limits. There are 34 Police Department locations in St Clair County, Illinois.
Residents of St Clair County should be aware of jurisdiction boundaries — the city police handle incidents within city limits, while the county sheriff's office covers unincorporated areas of the county. Contacting the correct agency ensures the fastest response.
List of St Clair County, Illinois Police Department
Centreville Police Department
Cahokia Police Department
Fairview Heights Police Department
New Athens Police Department
Marissa Police Department
Alorton Police Department
Alton And Southern Railway Police
Belleville Police Department
Dupo Police Department
Lenzburg Police Department
Mascoutah Police Department
Smithton Police Department
O'fallon Police Department
Shiloh Police Department
Brooklyn Police Department
East Saint Louis Police Department
Fairmont City Police Department
East Carondelet Police Department
Freeburg Police Department
Alorton Village Police Department
Brooklyn Police Department
Caseyville Police Department
East Saint Louis Park District Police
Fayetteville Police Department
Swansea Police Department
Sauget Police Department
Lebanon Police Department
Marissa Police Department
Millstadt Police Department
O'fallon Police Department
Sauget Police Department
Smithton Police Department
Southwestern Illinois College - Belleville Campus Public Safety
View Details Call Now (618) 235-2700Southwestern Illinois College - Belleville Campus Public Safety
Washington Park Police Department
Residents of St Clair County can find their specific city police department by selecting their municipality below. For matters in unincorporated parts of St Clair County, the county sheriff's office is typically the appropriate agency to contact for law enforcement assistance.
You may also find Police Department locations in neighboring counties including St. Clair, Monroe.