431 12th St, Key Colony, Florida 33051
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$3,900,000 USD

Single Family Home for Sale, 431 12th St, Key Colony, Florida 33051

  • MLS#A11992273
  • 4
  • 4
  • 406 m² (4,369 ft²)

Listed By Florida Keys Real Estate Group

The Single Family Home for Sale located at 431 12th St, Key Colony, Florida 33051 is currently for sale. 431 12th St, Key Colony, Florida 33051 is listed for $3,900,000. This property has 4 bedrooms, 4 bathrooms.

Date Updated : Apr 2, 2026

Property features

Property

  • Property size: 406 m² (4,369 ft²)
  • Features: GaragePatio
  • Location: WaterfrontWater AccessSubdivision

Lot/Land

  • Land/Lot size: 892 m² (9,600 ft²)

Construction

  • Year built: 1993
  • Style: Split Level
  • Roofing: Metal
  • Construction: Attached

Parking/Garage

  • Garage description: Attached Garage

Bedrooms

  • Bedrooms: 4

Bathrooms

  • Total bathrooms: 4
  • Full bathrooms: 4

Interior Features

  • Floors: Carpet

Exterior Features

  • Outdoor spaces: Patio
  • Carport spaces:

Pool and Spa

  • Pool: HeatedInground

Water and Boating

  • Boating: Private Dock

Recreational

  • Recreational: Swimming Pool

View

  • Features: Canal ViewPool View

Heating and Cooling

  • Heating system: Central
  • Cooling system: Attic FanCentral AC

Utilities

  • Other utilities: Public Sewer

Community

  • Features: Pets Allowed

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.

Location

431 12th St, Key Colony, Florida 33051

431 12th St, Key Colony, Florida 33051