Law Enforcement Agencies in Midway Beach, IA IA › Muscatine County Agencies serving the city of Midway Beach in IA. Agency Types in Midway Beach Campus Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Midway Beach, IA Muscatine Community College Muscatine County Muscatine County Jail Muscatine County Muscatine County Medical Examiner Office Muscatine County Muscatine County Sheriffs Office Muscatine County Muscatine Police Department Muscatine County