Key Colony Beach is a 286-acre island community in the Middle Keys that contains approximately 1,400 housing units. Key Colony Beach real estate owners may have the opportunity to rent their properties on a weekly or monthly basis. This upscale island community is ideal for anglers or boaters as most of the residences are on canals with quick, easy access to open water. Key Colony Beach is located at Mile Marker 53.5 in Marathon. Known as one of the finest boating communities in the Keys, this island offers immediate ocean and bay access at Vaca Cut. Consisting of only 15 streets, this City is complete with its own waste water treatment facility, police force, post office, City Hall, shopping and restaurant. The city offers 3 lovely parks, playground, tennis, 3-par golf and bike paths around the entire island.