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360 12th Street, Key Colony, FL 33051

$3,840,000
Property Type: Residential Bedrooms: 5 Baths: 6 Square Footage: 3,578 Lot Size (sq. ft.): 18,438 Status: Closed
Current Price: $3,840,000 List Date: 12/12/2025 Last Modified: 6/23/2026

Overview

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, wit ...

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 ho ...

Listing Details MLS# 617684

Location, Tax & Legal

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

Contract Information

Listing Board
Marathon/Lower Keys
As is Rght to Inspct
Yes
Potential Short Sale
No
Bank Owned
No
Species List
No

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Single Family
Waterfront
Yes
Control Depth
5
Pool
Yes
Year Built
1977
Lot SqFt
18438
Lot Sqft Source
Property Data Card
Acres
0.42
Living Apx SqFt
3578
SqFt Source
Property Data Card
Total Bedrooms
5
Full Baths
5
Half Baths
Yes
Total Baths
6
Rentals Allowed
With Restrictions
Min Rental Days
7

Status Change Info

Under Contract Date
2026-05-10
Leased Date
2026-06-23

Association Info

Mandatory Home Owners Asc
No
1st Right of Refusal
No

Dockage

Dock Length
165
Dock
Concrete

More Information

Building Style

Above Flood
Unknown
# Stories
2 Stories

Pool Info

Heated
Yes

Financial Status

Bank Owned
No
Potential Short Sale
No

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
Listing Office: Coldwell Banker Schmitt Real Estate Co.
Last Updated: June - 23 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.