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$4,400,000
360 12th Street
Key Colony, FL 33051
MLS# 617684
5 beds  |  6 baths  |  3578 sqft


Natural light pouring through open concept dining area
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Natural light pouring through open concept dining area 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 Front Entry Downstairs wet bar and entertaining area off entryway Downstairs living area with work space Downstairs bedroom Downstairs full bathroom Downstairs bathroom shower 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 Spacious pantry off kitchen 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 Dedicated laundry room with sink Dedicated control room (upstairs) Upstairs bedroom Upstairs bedroom Upstairs Upstairs - Primary Suite Upstairs Primary Suite Upstairs Primary Suite Bathroom Upstairs Primary Suite Bathroom Upstairs Primary Suite Bathroom Upstairs Primary Suite Upstairs Primary Suite Al Fresco Dining Area Al Fresco Dining Area Views - Upstairs Deck Upstairs Junior Primary with tub Upstairs Junior Primary with tub Upstairs Second Junior Primary Suite Upstairs Second Junior Primary Suite 360 12th Street, Key Colony, FL 33051 Upstairs Workspace 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051 360 12th Street, Key Colony, FL 33051

Property Description
A Truly Rare Waterfront Estate in Key Colony Beach — Privacy, Scale, and Turnkey Perfection Perfectly 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

Details
Maps
Contract Information
Listing Board: Marathon/Lower Keys
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: No
Current Price: $4,400,000
Listing Date: 2025-12-03
List Price: $4,400,000
Location, Tax & Legal
City: KEY COLONY
Off Shore Island: No
Mile Marker: 53.5
Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)
Side: Ocean
Flood Zone: AE
Alternate Key #: 1083313
Parcel #: 00077580-000000
Zoning: R-1A - Key Colony Single Family
Deed Restrictions: No
Legal: KEY COLONY BEACH SECOND ADDN SHELTER KEY PB4-94 S 62.5' LOT 62 & LOT 63 & N 25' LOT 64 BK 12 OR186-480 OR389-12 OR412-1
Taxes: 19336.43
Tax Year: 2024
Pub Sewer HkUp: Yes
Street #: 360
Street Name: 12th
Street Suffix: Street
Key/Island: Key Colony
State/Province: FL
Zip Code: 33051
County: Monroe
Subdivision: Key Colony Bch 2nd Addn (53.5)
Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
General Property Description
Realtor.COM Type: Residential - Single Family
Waterfront: Yes
Control Depth: 5
Lot SqFt: 18438
Pool: Yes
Lot Sqft Source: Property Data Card
Total Units: 0
Acres: 0.42
SqFt Source: Property Data Card
Rentals Allowed: With Restrictions
Min Rental Days: 7
Style: Single Family
Year Built: 1977
Living Apx SqFt: 3578
Total Bedrooms: 5
Full Baths: 5
Half Baths: 1
Total Baths: 6
Remarks & Misc
Remarks – Consumer: A Truly Rare Waterfront Estate in Key Colony Beach — Privacy, Scale, and Turnkey Perfection Perfectly 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
Association Info
Mandatory Home Owners Asc: No
1st Right of Refusal: No
Association Fee $: 0
Fee Includes
None: 1
Dockage
Dock Length: 165
Dock: Concrete
Boat Lift: 1
Tax Exemptions
None: 1
Appliances
Dishwasher: 1
Dryer: 1
Microwave: 1
Oven: 1
Range: 1
Refrigerator: 1
Washer: 1
Pets
Other See Remarks: 1
Cooling
Ceiling Fans(s): 1
Central Air: 1
Waterfront
Canal Front: 1
Waterview
Canal View: 1
Neighborhood Feature
Airstrip: 1
Beach: 1
Bike Paths: 1
Tennis Courts: 1
Interior Features
Pantry: 1
Split Bedroom: 1
Storage: 1
Walk-in Closet(s): 1
Wet Bar: 1
Property Condition
Updated/Remodeled: 1
Building Style
Above Flood: Unknown
Stories: 2 Stories
Windows/Doors
Impact Rstnce Doors: 1
Impact Rstnce Window: 1
Vehicle Storage
Garage: 1
Off Street Parking: 1
Trailer Storage: 1
Security
Patrolled Area: 1
Construction
Combo Construction: 1
Land Size
More than 1 Lot: 1
Furnished
Negotiable: 1
Terms
Cash: 1
Conventional: 1
Utilities
Buyer to Verify: 1
Elect Separate Meter: 1
FKAA: 1
Porch/Balcony
Open Porch/Balcony: 1
Title
Negotiable: 1
Exterior Features
Bar: 1
Fencing: 1
Lighting: 1
Outdoor Kitchen: 1
Storage: 1
Pool Info
In Ground: 1
Heated: Yes
Concrete: 1
Roof
Metal Roof: 1
Financial Status
Bank Owned: No
Potential Short Sale: No
Status Change Info
Status: Active
Property Features
Fee Includes: None
Tax Exemptions: None
Waterfront: Canal Front
Waterview: Canal View
Dockage: Boat Lift
Property Condition: Updated/Remodeled
Vehicle Storage: Garage; Off Street Parking; Trailer Storage
Furnished: Negotiable
Cooling: Ceiling Fans(s); Central Air
Utilities: Buyer to Verify; Elect Separate Meter; FKAA
Interior Features: Pantry; Split Bedroom; Storage; Walk-in Closet(s); Wet Bar
Appliances: Dishwasher; Dryer; Microwave; Oven; Range; Refrigerator; Washer
Exterior Features: Bar; Fencing; Lighting; Outdoor Kitchen; Storage
Pool Info: In Ground; Concrete
Construction: Combo Construction
Roof: Metal Roof
Pets: Other See Remarks
Neighborhood Feature: Airstrip; Beach; Bike Paths; Tennis Courts
Security: Patrolled Area
Land Size: More than 1 Lot
Terms: Cash; Conventional
Title: Negotiable
Supplements
A Truly Rare Waterfront Estate in Key Colony Beach  Privacy, Scale, and Turnkey Perfection This exceptional Key Colony Beach residence is perfectly centered on two full lots, offering an extraordinary level of privacy and space paired with 165 feet of deep-water canal frontage and premier boating access. Fully renovated in 2024, the two-story home is thoughtfully designed to balance entertaining, guest comfort, and everyday coastal living. The first floor functions as a private guest and recreation level, featuring a large bedroom and a spacious nearby full bathroom with double vanities and a separate shower and toilet room. A comfortable TV and lounge area is complemented by a bar, refrigerator, and game table, creating an ideal space for relaxing or hosting guests. The ground level also includes a one-car garage, an additional half-garage dedicated to bikes and gear, and air-conditioned storage ideal for dive equipment or fishing gear. A rare full-length pass-through garage connects the front of the home directly to the waterfront, with a golf-cart-sized rear garage door providing seamless dock accessan exceptional feature for serious anglers and boaters. The second floor serves as the main living level and showcases an expansive open-concept kitchen, great room, and oversized dining area with seating for twelve. Designed for both functionality and flow, the space is filled with natural light and 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, offering privacy and comfort for family and guests. The primary suite is a true retreat, featuring a private balcony, walk-in closet, double vanity, private water closet, and spa-style shower. A generously sized laundry room is also conveniently located on this level. Outdoor living is a defining feature of the property. The home sits on 165 feet of waterfront with two boat lifts, one rated for 24,000 pounds and the other for 15,000 pounds, providing exceptional flexibility for a range of vessels. Quick access to both the ocean and the Gulf makes this an ideal choice for avid boaters and anglers. The completely remodeled heated saltwater pool is surrounded by expansive patio areas, both covered and open, creating multiple spaces for entertaining, relaxing, or enjoying the tropical Keys lifestyle year-round. The home's orientation further enhances its appeal, offering beautiful morning light and shaded afternoons when returning from the water. Located within the highly sought-after and walkable community of Key Colony Beach, the home is surrounded by amenities including pickleball and tennis courts, a par-3 golf course, multiple parks, and a true neighborhood atmosphere rarely found in the Keys.

Listing Office: Coldwell Banker Schmitt Real Estate Co.

Last Updated: December - 12 - 2025

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