Marathon Police Department

City of Marathon has no grounded standalone municipal Police Department; law enforcement is provided via Monroe County Sheriff's Office. MCSO Marathon Substation: 3103 Overseas Highway, Marathon, FL 33050, (305) 289-2430 (keysso.net/locations). Prior invent address '2025 Annual Report Financial St' and MCSO HQ/non-emergency mash (keysso.net / 305-289-2351) stripped from this municipal-PD identity row. This profile documents the former municipal agency Marathon Police Department in Holmes, Marathon, FL for historical reference on American Police Training.