A Truly Rare Waterfront Estate in Key Colony Beach -- Privacy, Scale, and Turnkey PerfectionPerfectly centered on two full lots, this exceptional Key Colony Beach residence offers a rare level of privacy and space paired with 165 feet of deep-water canal frontage & premier boating access.Fully renovated in 2024, the two-story home is thoughtfully designed for entertaining, guest comfort & everyday coastal living. The first floor serves as a private guest and recreation level, featuring a large bedroom & a spacious nearby full bathroom with double vanities & a separate shower and toilet room. A comfortable TV and lounge area is complemented by a bar, refrigerator, & game table, creating an ideal space for relaxing or hosting guests. This level also includes a one-car garage, a dedicated half-garage for bikes and gear, air-conditioned storage ideal for dive or fishing equipment, & a rare full-length pass-through garage connecting the front of the home directly to the waterfront, with a golf-cart-sized rear garage door providing seamless dock access.The second floor is the main living level & showcases an expansive open-concept kitchen, great room, and oversized dining area with seating for twelve. Filled with natural light, the space is equally suited for large gatherings or relaxed everyday living. The chef's kitchen features premium cabinetry, high-end appliances, and a generous island. Four additional bedrooms are located on this level each with its own en-suite bathroom. The primary suite includes a private balcony, walk-in closet, double vanity, private water closet, and spa-style shower, with a generously sized laundry room also located on this level.Outdoor living defines the property, with two boat lifts rated for 24K & 15K pounds, quick access to both the ocean and Gulf, and a completely remodeled heated saltwater pool surrounded by expansive covered and open patio areas. The east-facing rear exposure offers beautiful morning light & shaded afternoons
- MLS# 617684
- Date Listed12/12/2025
- Days on Realty 2 Days
- Bedrooms 5
- Bathrooms 5 Full baths, 1 Half baths
- Lot Size 0.42 acres (18,438 sq. ft)
- Sewer Public Sewer
- Subdivision Key Colony Bch 2nd Addn (53.5)
- County Monroe
- Year Built 1977
- Square Feet 3,578 sq. ft
- Price Per Sq. Ft $1229.74
Exterior / Lot Features
- Exterior Storage
- Roof Metal
- Lot Size Acres 0.42
- Lot Size SQFT 18,438.00
- Lot Features Waterfront
Financial Considerations
- Tax Amount $19,336
- Terms Cash, Conventional, FHA, VA Loan
Nearby Schools
Source: School Digger
Sales & Tax History
Source: Public Records
Population & Environment
Source: Sperling's Best Places
1/100
Car-Dependent
Walk Score ®
25/100
Bikable
Bike Score ®
Overview
Almost all errands require a car. It is possible to get on a bus. Minimal bike infrastructure.Walkability averages in the surrounding area
The average walkability score in the surrounding area is Walk Score: 10/100, Transit Score: 0/100, Bike Score: 36/100.
Property Change History
Points of Interest near 360 12th Street, KEY COLONY, FL 33051
Frequently Asked Questions for 360 12th Street
Source: Realty.com
360 12th Street, KEY COLONY, FL 33051 is a Single Family 3,578 sq. ft. home listed for sale. Realty.com has 61 photos available of this 5 bed, 6 bath house, listed at $4,400,000. View sales and tax history, use our mortgage calculator and more on Realty.com
Realty.com has 61 photos of 360 12th Street.
Our records indicate that 360 12th Street was built in 1977.
The full address for this home is 360 12th Street, KEY COLONY, FL 33051.
360 12th Street has been listed on Realty.com since Fri December 12, 2025
Almost all errands require a car. It is possible to get on a bus. Minimal bike infrastructure.
The average walkability score in the surrounding area is Walk Score: 10/100, Transit Score: 0/100, Bike Score: 36/100.
There are 2 schools assigned to this home. Check out the schools near 360 12th Street. Stanley Switlik Elementary School (Grades: PK - 5), Marathon School (Grades: 6 - 12)
Listing provided courtesy of:
Coldwell Banker Schmitt Real Estate Co.
(tel: 3057435181)
Listing agent:
Jessica Borraccino
(#3270887)
This content last refreshed on 2025-12-14 23:34:55. Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.
Export listing data of 360 12th Street, KEY COLONY, FL 33051 : MLS# 617684