Law Enforcement Agencies in Hillsboro, IL IL › Montgomery County Agencies serving the city of Hillsboro in IL. Agency Types in Hillsboro Adult Institutions 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Hillsboro, IL Graham Correctional Center Montgomery County Hillsboro Police Department Montgomery County Montgomery County Coroners Office Montgomery County Montgomery County Jail Montgomery County Montgomery County Sheriffs Office Montgomery County
