437 Harbour Drive, Duck Key, FL 33050

$5,000,000
Property Type: Residential Bedrooms: 3 Baths: 3 Square Footage: 2,780 Lot Size (sq. ft.): 19,200 Status: Closed
Current Price: $5,000,000 List Date: 7/02/2024 Last Modified: 8/28/2025

Description

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.

More Information MLS# 610640

Contract Information

Listing Board: Key West Association As is Rght to Inspct: Yes Species List: No Current Price: $5,000,000 Listing Date: 2024-07-02 Sold Price: $5,000,000

Location, Tax & Legal

City: Duck Off Shore Island: No Mile Marker: 61 Marathon Neighborhood: N/A Side: Ocean Flood Zone: VE,AE Alternate Key #: 1460231 Parcel #: 00376951-002200 Zoning: IS - Improved Subivision District Deed Restrictions: Unknown Legal: LTS 20 & 20A & 20AA AMENDED PLAT HARBOUR ISLAND DUCK KEY PB6-84 Taxes: 27717.47 Tax Year: 2023 Pub Sewer HkUp: Yes Street #: 437 Street Name: Harbour Street Suffix: Drive Key/Island: Duck Key State/Province: FL Zip Code: 33050 County: Monroe Subdivision: Harbour Island (61.0) Area: 20 - Duck Key, Coral Key, Conch Key

General Property Description

Realtor.COM Type: Residential - Single Family Waterfront: Yes Control Depth: 4 Lot SqFt: 19200 Pool: Yes Lot Sqft Source: Property Data Card Total Units: 0 Acres: 1.35 SqFt Source: Property Data Card Rentals Allowed: With Restrictions Min Rental Days: 28 Style: Single Family Year Built: 2020 Living Apx SqFt: 2780 Total Bedrooms: 3 Full Baths: 3 Total Baths: 3

Remarks & Misc

Remarks – Consumer: 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. Directions: From Overseas Hwy, turn Oceanside onto Duck Key Dr. Continue straight on Bimini Dr. Continue straight on Corsair Rd. Turn Right on Harbour Dr. The destination is at the end of the road on the Right.

Association Info

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

Fee Includes

None: 1

Dockage

Dock: Wood Boat Lift: 1

Tax Exemptions

None: 1

Appliances

Dishwasher: 1 Dryer: 1 Microwave: 1 More Appliances: 1 Oven: 1 Range: 1 Refrigerator: 1 Stainless Steel Appliance(s): 1 Washer: 1 Wine Cooler: 1 Other: Vent Hood

Pets

Pets Allowed: 1

Cooling

Ceiling Fans(s): 1 Central Air: 1

Waterfront

Oceanfront: 1 Open Water: 1

Waterview

Ocean View: 1 Open Water View: 1

Floor

Tile: 1

Neighborhood Feature

Beach: 1 Bike Paths: 1 Clubhouse: 1 Community Pool: 1 Spa: 1 Tennis Courts: 1 Other Area Features: 1

Interior Features

Bar: 1 Built-in Cabinets: 1 Cathedral Ceilings: 1 Entrance Foyer: 1 Granite Counter Top: 1 Pantry: 1 Pull Down Stairs: 1 Quartz Countertops: 1 Security System: 1 Smoke Alarms: 1 Split Bedroom: 1 Storage: 1 Walk-in Closet(s): 1

Property Condition

Updated/Remodeled: 1

Specialty Rooms

Laundry Room: 1 Utility Room: 1 Workshop: 1

Building Style

Above Flood: Unknown Stilt Column Height: Medium - 5Ft - 9Ft

Windows/Doors

Impact Rstnce Doors: 1 Impact Rstnce Window: 1

Vehicle Storage

Car(s): 4+ Carport: 1 Covered Parking: 1 Open Parking: 1 Off Street Parking: 1 Trailer Storage: 1

Security

Electric Gate: 1

Construction

CBS: 1

Land Size

1 Less Than 2 Acres: 1

Furnished

Negotiable: 1

Terms

Cash: 1 Conventional: 1

Utilities

Buyer to Verify: 1 FKAA: 1 Municipal Sewer: 1

Porch/Balcony

Deck: 1 Open Porch/Balcony: 1 Patio: 1

Title

Negotiable: 1

Exterior Features

Fencing: 1 Hot Tub: 1 Lighting: 1 Sandy Beach: 1 Storage: 1

Pool Info

In Ground: 1 Salt Water: 1 Other: Spa, Chiller Heated: Yes Concrete: 1

Roof

Metal Roof: 1

Shutters

Roll Down Electric: 1

GF-Interior Features

Tankless Hot Wtr Htr: 1

Status Change Info

Sold Date: 2025-08-28 Sold Price: $5,000,000 Status: Closed

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Oceanfront; Open Water Waterview: Ocean View; Open Water View Dockage: Boat Lift Property Condition: Updated/Remodeled Vehicle Storage: Carport; Covered Parking; Off Street Parking; Open Parking; Trailer Storage Furnished: Negotiable Cooling: Ceiling Fans(s); Central Air Utilities: Buyer to Verify; FKAA; Municipal Sewer Interior Features: Bar; Built-in Cabinets; Cathedral Ceilings; Entrance Foyer; Granite Counter Top; Pantry; Pull Down Stairs; Quartz Countertops; Security System; Smoke Alarms; Split Bedroom; Storage; Walk-in Closet(s) Specialty Rooms: Laundry Room; Utility Room; Workshop Appliances: Dishwasher; Dryer; Microwave; More Appliances; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Wine Cooler Exterior Features: Fencing; Hot Tub; Lighting; Sandy Beach; Storage Pool Info: In Ground; Salt Water; Concrete Construction: CBS Shutters: Roll Down Electric Floor: Tile Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Beach; Bike Paths; Clubhouse; Community Pool; Spa; Tennis Courts; Other Area Features Security: Electric Gate Land Size: 1 Less Than 2 Acres Terms: Cash; Conventional Title: Negotiable GF-Interior Features: Tankless Hot Wtr Htr
Listing Office: Coldwell Banker Schmitt Lower Keys (KW)
Last Updated: August - 28 - 2025
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