Law Enforcement Agencies in Madison, SD SD › Lake County Agencies serving the city of Madison in SD. Agency Types in Madison Campus Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Madison, SD Dakota State University Lake County Lake County Coroners Office Lake County Lake County Jail Lake County Lake County Sheriffs Office Lake County Madison Police Department Lake County
