260 15Th Circle, Key Colony, FL 33051

New Listing

$18,000,000

Property Type: Residential Bedrooms: 6 Baths: 7 Square Footage: 6,126 Lot Size (sq. ft.): 32,150 Status: Active

Current Price: $18,000,000 List Date: 10/29/2026 Last Modified: 11/04/2026

Overview

Description

Set on a builder's acre in Key Colony Beach, this extraordinary 2026 completed estate occupies a 32,150 square foot corner parcel, approximately 0.74 acres, with 319 linear feet of ocean frontage directly overlooking Vaca Cut. Offering exceptional waterfront presence, extensive outdoor amenities, and nearly 10,000 square feet of gross area, this is a property designed for the most discerning buyer. The residence features 6,126 square feet under air, with nearly 11,000 square feet of gross area inclusive of terraces, the first floor, and additional areas associated with the elevator systems. From the private entrance framed by Oolite stone blocks and a custom wooden gate to the Brazilian Cumaru exterior, coral stone accents, and travertine detailing, the property reflects a consistent commitment to quality. Inside, every finish has been carefully selected. Travertine floors, designer wallpaper, glass railings, custom Italian Pedini millwork, and integrated marble sinks establish a ... (Read more)

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Listing Details MLS# 621847

Location, Tax & Legal

Street #: 260
Street Name: 15Th
Street Suffix: Circle
Key/Island: Key Colony
State/Province: FL
Zip Code: 33051
County: Monroe
Subdivision: Key Colony Beach (53.5)
Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
City: KEY COLONY
Mile Marker: 53.5
Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)
Side: Ocean
Flood Zone: AE,AE
Alternate Key #: 8734191
Parcel #: 00079872-009400
Zoning: R-1A - Key Colony Single Family
Deed Restrictions: No
Legal: BLK 3 PT LOT 10 COURY SUBD NO 2 PB7-48 OR1590-1186 OR1598-1865 OR3128-0500 OR3193-2266 OR3248-1259
Taxes: 25910.04
Tax Year: 2025
Pub Sewer HkUp: Yes

Contract Information

Listing Board: Florida Keys
Potential Short Sale: No
Bank Owned: No

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 10
Pool: Yes
Year Built: 2026
Lot SqFt: 32150
Lot Sqft Source: Appraisal
Acres: 0.74
Living Apx SqFt: 6126
SqFt Source: Blue Print
Total Bedrooms: 6
Full Baths: 6
Half Baths: Yes
Total Baths: 7
Rentals Allowed: Yes

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No
Association Fee $: 0

Dockage

Dock: Wood
Seawall: Concrete

More Information

Building Style

Above Flood: Yes
Stories: 3 Stories

Vehicle Storage

Car(s): 3
Garage: Yes

Appliances

Other: BBQ, Beer Dispenser
Dishwasher: Yes
Dryer: Yes
Freezer: Yes
Ice Machine: Yes
More Appliances: Yes
Oven: Yes
Refrigerator: Yes
Washer: Yes
Wine Cooler: Yes

Pool Info

Heated: Yes
In Ground: Yes
Concrete: Yes

Financial Status

Auction: No
Bank Owned: No
Potential Short Sale: No

Remarks & Misc

Remarks – Consumer: Set on a builder's acre in Key Colony Beach, this extraordinary 2026 completed estate occupies a 32,150 square foot corner parcel, approximately 0.74 acres, with 319 linear feet of ocean frontage directly overlooking Vaca Cut. Offering exceptional waterfront presence, extensive outdoor amenities, and nearly 10,000 square feet of gross area, this is a property designed for the most discerning buyer. The residence features 6,126 square feet under air, with nearly 11,000 square feet of gross area inclusive of terraces, the first floor, and additional areas associated with the elevator systems. From the private entrance framed by Oolite stone blocks and a custom wooden gate to the Brazilian Cumaru exterior, coral stone accents, and travertine detailing, the property reflects a consistent commitment to quality. Inside, every finish has been carefully selected. Travertine floors, designer wallpaper, glass railings, custom Italian Pedini millwork, and integrated marble sinks establish a refined architectural palette. The kitchen features premium Wolf and Sub Zero appliances, two islands, a walk in pantry, and Calacatta stone with waterfall edges on both sides. Brizo plumbing fixtures and designer electrical fixtures complement the high end finishes throughout. The primary suite offers a spacious walk in closet with integrated lighting and a makeup area, alongside a bathroom featuring a travertine bathtub. The dedicated wellness and massage room incorporates a sauna, steam shower, and plunge pool. A temperature controlled wine cellar accommodates more than 200 bottles, while a glass pneumatic vacuum elevator designed for four people adds a distinctive architectural feature. Outside, the heated 50 foot by 25 foot pool and spa anchor the entertaining area. A lighted mini golf course, professionally designed tropical landscaping, irrigation, and low voltage lighting extend the resort atmosphere across the grounds and waterfront. For boating enthusiasts, two priv

Fee Includes

None: Yes

Tax Exemptions

None: Yes

Pets

Other See Remarks: Yes

Cooling

Central Air: Yes

Heating

Central: Yes
Hot Water: Yes
Propane: Yes

Waterfront

Oceanfront: Yes
Open Water: Yes

Waterview

Ocean View: Yes
Open Water View: Yes

Floor

Marble: Yes

Neighborhood Feature

Airstrip: Yes
Beach: Yes
Clubhouse: Yes
Community Boat Ramp: Yes
Community Pool: Yes

Interior Features

Built-in Cabinets: Yes
Elevator: Yes
Fire Sprinkler: Yes
Pantry: Yes
Smoke Alarms: Yes
Walk-in Closet(s): Yes
Wet Bar: Yes

Property Condition

New Construction: Yes

Specialty Rooms

Gym: Yes
Laundry Room: Yes
Loft: Yes
Sauna/Steam Room: Yes
Sun/Florida Room: Yes

Windows/Doors

Impact Rstnce Doors: Yes
Impact Rstnce Window: Yes

Security

Patrolled Area: Yes

Construction

CBS: Yes
Concrete: Yes

Land Size

1/2 - Less Than 1 AC: Yes

Furnished

Unfurnished: Yes

Terms

Cash: Yes
Conventional: Yes

Utilities

FKAA: Yes
Municipal Sewer: Yes

Title

Negotiable: Yes

Exterior Features

Bar: Yes
Built-in Grill: Yes
Fencing: Yes
Hot Tub: Yes
Lighting: Yes
Outdoor Kitchen: Yes
Privacy Wall/Fence: Yes
Sprinkler System: Yes

Pre-Wired

Cable: Yes

Roof

Concrete Roof: Yes

GF-Interior Features

LED Lighting: Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Oceanfront; Open Water Waterview: Ocean View; Open Water View Property Condition: New Construction Vehicle Storage: Garage Furnished: Unfurnished Cooling: Central Air Heating: Central; Hot Water; Propane Utilities: FKAA; Municipal Sewer Interior Features: Built-in Cabinets; Elevator; Fire Sprinkler; Pantry; Smoke Alarms; Walk-in Closet(s); Wet Bar Pre-Wired: Cable Specialty Rooms: Gym; Laundry Room; Loft; Sauna/Steam Room; Sun/Florida Room Appliances: Dishwasher; Dryer; Freezer; Ice Machine; More Appliances; Oven; Refrigerator; Washer; Wine Cooler Exterior Features: Bar; Built-in Grill; Fencing; Hot Tub; Lighting; Outdoor Kitchen; Privacy Wall/Fence; Sprinkler System Pool Info: In Ground; Concrete Construction: CBS; Concrete Floor: Marble Roof: Concrete Roof Pets: Other See Remarks Neighborhood Feature: Airstrip; Beach; Clubhouse; Community Boat Ramp; Community Pool Security: Patrolled Area Land Size: 1/2 - Less Than 1 AC Terms: Cash; Conventional Title: Negotiable GF-Interior Features: LED Lighting

Listing Office: Trustpoint Realty, LLC

Last Updated: November - 04 - 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.

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