230 15Th Circle Brand new 2025 waterfront masterpiece in the most coveted street in Key Colony Beach. 5 bed, 4 bath, 3, 580 sf on a 9, 720 sf lot. Built 100% CBS with concrete slabs throughout, the only exception being the roof trusses, topped with a metal roof and full impact glass. The home is completely elevated with zero flooding issues. Vacation rentals are permitted, making this an elite investment opportunity on top of a world-class residence. Every inch of flooring throughout the entire home is full slab-cut travertine. Every interior door is solid wood imported from Spain. The garage door is a full impact window door. The grand entrance features a custom 10x8 pivot front door. The kitchen is equipped with a complete suite of high-end Thermador appliances including a 48' gas range with marble hood and Brizo fixtures throughout. A massive walk-in pantry and an oversized walk-in closet with a dedicated makeup counter round out the interior, along with a wine cellar, expansive additional closets, and a private office. Finishes include Calacatta Viola marble and coral stone details that carry the luxury through every room.Resort-style outdoors: 10x28 pool with sun shelf, summer kitchen, brand-new deep-water dock, private putting green and mini-golf, lush tropical landscaping.Exclusive Sunset Park enclave offers a private beach for residents only and its own 24-hour police department. Optional Cabana Club membership unlocks oceanfront pool, bar and beach. Enjoy the island's 9-hole golf course, tennis and pickleball courts, and Marathon private airport just 10 minutes away.World-class fishing at your doorstep: seconds to Vaca Cut, Marathon Hump, deep drops, reefs, Grassy Key sandbar and daily charters across the street.This is the ultimate secure, private, income-producing Keys trophy home built for those who expect nothing less than perfection.