According to our records, this business is located at 1149 Greenbriar Rd. in Marathon (in Monroe County), Florida 33050, the location GPS coordinates are: 24.7748078 (latitude), -80.9158171 (longitude). Duck Key Marina Inc is categorized under Boat Docks (SIC code 4493). Known organization president is Charles Docis. You can contact the company by phone at (305) 289-0161.