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431 12th St, Key Colony, FL - photo 1
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431 12th St, Key Colony, FL - photo 2
431 12th St, Key Colony, FL - photo 3
431 12th St, Key Colony, FL - photo 4
431 12th St, Key Colony, FL - photo 5
+26

$3,700,000

4 beds4 baths4,369 sqft|619302 MLS#

431 12th St, Key Colony, FL 33051

Est.$22,200/moGet pre-qualified

Single Family Residence

Residential

Built in

1993

Lot size

9,583 sqft

Price/sqft

$847

HOA

None

Listed by: Brenner Scheel Casey 305-783-3395, Florida Keys Real Estate Group 305-783-3395

Source:Florida Keys MLS (FLKMLS)|MLS #619302

Get price drop alert on this property the moment it happen

Preferred Brokerage Partner

Kinsfolk Realty

Kinsfolk Signature Realty

What's special

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.

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Facts & features

Bedrooms & bathrooms

  • Bedrooms:4
  • Bathrooms:4
  • Full bathrooms:0

Heating

  • Has Heating:Yes

Interior area

  • Total structure area:4,369 sqft
  • Total interior livable area:4,369 sqft

Parking

  • Parking features:N/A
  • Garage spaces:0
  • Has attached garage:No

Lot

  • Size:9,583 sqft

Details

  • Parcel number:N/A

Type & style

  • Home type:Single Family Residence
  • Property subtype:Residential

Materials

  • • N/A

Condition

  • Year built:1993

Contact agent

Price history

DateEventPrice
9/14/2026Listed for sale$3,700,000$847/sqft

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