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431 12th St, Key Colony Beach, FL 33051

Key Colony Beach
Local realty services provided by:CENTURY 21 Carioti
431 12th St,Key Colony, FL 33051
$3,700,000
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  • 4 Beds
  • 4 Baths
  • 4,369 sq. ft.
  • Single family
  • Active
Listed by: kristen brenner
Office: florida keys real estate group305-743-8507
MLS#:A11992273
Source:SEFMLS

Price summary

  • Price:$3,700,000
  • Price per sq. ft.:$690.17

About this home

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...

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Home facts

  • Year built:1993
  • Listing ID #:A11992273
  • Updated:May 28, 2026 at 10:00 AM

Rooms and interior

  • Bedrooms:4
  • Total bathrooms:4
  • Full bathrooms:4
  • Flooring:Carpet, Ceramic Tile
  • Dining Description:Breakfast Area, Dining Area, Separate Formal Dining Room
  • Bathrooms Description:Dual Sinks, Jetted Tub, Separate Shower
  • Kitchen Description:Dishwasher, Electric Range, Microwave, Refrigerator
  • Bedroom Description:Upper Level Primary, Walk-In Closets
  • Living area:4,369 sq. ft.

Heating and cooling

  • Cooling:Attic Fan, Ceiling Fans, Central Air
  • Heating:Central
  • Central air:Yes

Structure and exterior

  • Roof:Metal
  • Year built:1993
  • Building area:4,369 sq. ft.
  • Lot area:0.22 Acres
  • Architectural Style:Split Level, Two Story
  • Construction Materials:Block
  • Exterior Features:Balcony, Open, Patio
  • Levels:2 Story

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$3,700,000
  • Price per sq. ft.:$690.17
  • Tax amount:$14,023 (2025)

Features and amenities

  • Appliances:Dishwasher, Dryer, Electric Range, Microwave, Refrigerator, Washer
  • Laundry features:Dryer, Washer
  • Amenities:Balcony, Impact Glass Windows, Smoke Detectors
  • Pool features:Concrete, Heated, In Ground, Pool

Parking

  • Parking description:Attached, Circular Driveway, Driveway, Garage, Paver Block
  • Garage:Yes
  • Garage spaces:2
Information deemed reliable but not guaranteed. Information is provided, in part, by Greater Miami MLS. This information being provided is for consumer's personal, non-commercial use and may not be used for any other purpose other than to identify prospective properties consumers may be interested in purchasing. SEFMLS Member Broker: Albert Carioti

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