431 12th Street, Key Colony Beach, FL
  • $3,700,000
  • $3,900,000

Description

Discover an exceptional D’Asign Source designer home in prestigious Key Colony Beach, set on a beautifully landscaped lot with effortless access to both the bay and the open ocean. This spacious 4 bedroom 4 bath, light-filled residence offers generous living areas with soaring ceilings and oversized windows that seamlessly connect the indoors with the stunning natural surroundings. The expansive ground floor is perfectly designed for entertaining and family living, featuring a large living room, gourmet kitchen, formal dining area, and a dedicated media room and one guest bedroom and a two-car garage currently used as a versatile game room. A whole-home stereo system adds to the refined ambiance throughout. Built with enduring quality, the waterfront home features all-concrete construction and a brand-new custom metal imitation barrel tile roof. At the heart of this private oasis lies a beautiful swimming pool with an inviting tiki hut — an ideal retreat for family gatherings and relaxed entertaining. Complementing this is a deep-water dock equipped with a powerful 30, 000-pound hydraulic boat lift, offering effortless access to the bay and beyond. Perfectly suited for a large family or those who love to host, this magnificent Key Colony Beach estate delivers space, luxury, and unparalleled waterfront living in one of the Florida Keys’ most sought-after communities.

  • Address: 431 12th Street
  • City: Key Colony Beach
  • State/County: FL

Details

Updated on July 1, 2026 at 1:34 pm
  • MLS # A11992273
  • Price $3,700,000
  • Property Size 5361 sqft
  • Land Area 0.22 sqft
  • Bedrooms 4
  • Bathrooms 4
  • Garages 2.0
  • Garage Size x x
  • Year Built 1993
  • Property Status Active
  • Office Name Florida Keys Real Estate Group
  • Agent Name Kristen E. Brenner

Additional Details

  • Listing Terms Cash, Conventional
  • Roof Metal
  • Sewer Public Sewer
  • Cooling Attic Fan, Central Air, Ceiling Fan(s)
  • Heating Central
  • Flooring Carpet, Ceramic Tile
  • County Monroe
  • Property Type Residential
  • Pool Concrete, Heated, In Ground
  • Parking Attached, Circular Driveway, Driveway, Garage, Paver Block
  • Elementary School Stanley Switlik
  • Middle School Marathon
  • High School Coral Shores
  • Waterfront Canal Front, No Fixed Bridges
  • Architectural Style Split Level

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