Nestled on a lushly landscaped, gated point lot, this elegant Oceanfront Duck Key Estate epitomizes resort-style seaside living. Offering sprawling dockage with enviable boating, custom 2021 pool, and sandy beach, your ideal Florida Keys lifestyle awaits! Built in 2020, every detail has been considered in this intuitively designed retreat; with expertly curated aesthetics blending relaxed sophistication with the surrounding turquoise waters, beckoning the outdoors in. Upon entry, the massive great room boasts cathedral tongue and groove ceilings and sweeping views of Toms Harbour. Entertain for the masses with a breezy open concept floor plan and an expertly-appointed Chef's Kitchen in the heart of the home. Premium Viking appliances, granite countertops, custom cabinetry, and sprawling island with seating allows for cultivating culinary masterpieces with ease. Wake to endless turquoise water views in the primary suite, which features private balcony, hidden TV lift, custom walk-in closet, and opulent en suite bath with dolomite stone shower. Visitors will enjoy elevated accommodation in either of two generous guest bedrooms, also complete with Ocean Views! Additional interior upgrades include a multi-use laundry room with office and pantry space, and two climate-controlled attics. Built to withstand the elements with impact resistant doors and windows. Enjoy year-round alfresco living from an expansive covered veranda. Downstairs, this exceptional property caters to outdoor entertaining with a backyard oasis complete with in-ground, concrete, saltwater pool and spa with heater, chiller, and custom lighting. Steps from the pool, a dock with 20K and 10K lifts, allows for frequent boating. This unparalleled property also offers a sandy beach, private lagoon, and low-maintenance turf yard. Providing abundant privacy and incomparable Sunrises and Sunsets, this exquisite coastal estate offers a refined Florida Keys lifestyle where relaxation meets luxury.
Pending
$5,499,000
437 Harbour Dr, Duck Key, FL 33050
3beds
2,780sqft
Est.:
Single Family Residence
Built in 2020
1.35 Acres Lot
$-- Zestimate®
$1,978/sqft
$-- HOA
What's special
Sprawling dockagePrivate balconyExpansive covered verandaGranite countertopsSandy beachBackyard oasisOpen concept floor plan
- 421 days
- on Zillow |
- 344 |
- 6 |
Zillow last checked: 7 hours ago
Listing updated: July 29, 2025 at 04:06am
Listed by:
Lisa H Ferringo 305-797-1221,
Coldwell Banker Schmitt Lower Keys (KW),
John Salvatore 724-454-3103,
Coldwell Banker Schmitt Lower Keys (KW)
Source: FLKMLS,MLS#: 610640
Originating MLS: Key West Association

Travel times
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 3
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: More Appliances, Stainless Steel Appliance(s), Wine Cooler, Microwave, Oven, Range, Refrigerator, Dishwasher, Dryer, Washer, Vent Hood, Tankless Water Heater
- Laundry: Laundry Room
Features
- Cathedral Ceiling(s), Quartz Countertops, Bar, Walk-In Closet(s), Storage, Granite Counters, Built-in Cabinets, Entrance Foyer, Pantry, Split Bedroom, Utility Room
- Flooring: Tile
- Doors: Impact Rstnce Doors
- Windows: Impact Rstnce Window, Roll Down Electric
- Attic: Pull Down Stairs
Interior area
- Total interior livable area: 2,780 sqft
Video & virtual tour
Property
Parking
- Total spaces: 4
- Parking features: Carport, Trailer Storage, Covered, Off Street, Open
- Has carport: Yes
- Has uncovered spaces: Yes
Features
- Patio & porch: Open Porch/Balcony, Deck, Patio
- Exterior features: Storage, Sandy Beach, Lighting
- Has private pool: Yes
- Pool features: Heated, In Ground, Concrete, Salt Water
- Has spa: Yes
- Spa features: Private
- Fencing: Fenced
- Has view: Yes
- View description: Ocean, Water
- Has water view: Yes
- Water view: Ocean,Water
- Waterfront features: Oceanfront, Open Water, Waterfront, Sandy Beach, Dock: Wood, Dockage: Boat Lift
Lot
- Size: 1.35 Acres
- Features: 1 Less Than 2 Acres
Details
- Additional structures: Workshop
- Parcel number: 00376951002200
- Zoning: IS
- Zoning description: Improved Subivision District
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- CBS
- Roof: Metal
Condition
- Updated/Remodeled
- New construction: No
- Year built: 2020
Utilities & green energy
- Sewer: Municipal Sewer, Public Sewer
- Utilities for property: FKAA, Buyer to Verify
Community & HOA
Community
- Features: Pool, Bike Paths, Spa, Other, Beach, Tennis Court(s), Clubhouse
- Security: Smoke Detector(s), Security System, Electric Gate
- Subdivision: Harbour Island (61.0)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Duck Key
Financial & listing details
- Price per square foot: $1,978/sqft
- Tax assessed value: $4,113,312
- Annual tax amount: $27,717
- Date on market: 7/2/2024
- Listing terms: Cash,Conventional
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