437 Harbour Drive
Duck Key, FL 33050
- 3 beds
- 3 baths
- 2,780 sqft
- ~1/2 acre lot
- $2,265 per sqft
- 2020 build
- – on site
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! Fully renovated 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 56' 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.
Last checked:
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Last updated Apr 8, 2025
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MLS# 610640 —
The Building
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Year Built:2020
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Construction:CBS
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Style:Single Family
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Exterior Features:Fencing, Storage, Sandy Beach, Lighting, Hot Tub
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Windows/Doors:Impact Rstnce Window, Impact Rstnce Doors
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Roof:Metal Roof
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Shutters:Roll Down Electric
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Porch/Balcony:Open Porch/Balcony, Deck, Patio
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Security:Electric Gate
Interior
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Specialty Rooms:Laundry Room, Workshop, Utility Room
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Furnished:Negotiable
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Interior Features:Cathedral Ceilings, Quartz Countertops, Pull Down Stairs, Bar, Walk-in Closet(s), Storage, Smoke Alarms, Security System, Granite Counter Top, Built-in Cabinets, Entrance Foyer, Pantry, Split Bedroom
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Floor:Tile
Financial & Terms
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Terms:Cash, Conventional
Location
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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.
The Property
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Parcel #:00376951-002200
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Property Condition:Updated/Remodeled
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Lot SqFt:19200.00
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Acres:1.35
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Land Size:1 Less Than 2 Acres
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Waterfront:Oceanfront, Open Water
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Zoning:IS - Improved Subivision District
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Waterfront:Yes
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Waterview:Ocean View, Open Water View
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Flood Zone:VE,AE
Listing Agent
- Contact info:
- Agent phone:
- (305) 797-1221
- Office phone:
- (305) 872-3050
Taxes
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Tax Year:2023
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Taxes:27717.47
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Tax Exemptions:None
Beds
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Total Bedrooms:3
Baths
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Total Baths:3.00
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Full Baths:3
The Listing
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UnBranded Virtual Tour:https://www.zillow.com/view-3d-home/30b2b788-e9f4-4688-8981-8361a92930e7?setAttribution=mls&wl=true&utm_source=dashboard
Heating & Cooling
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Cooling:Central Air, Ceiling Fans(s)
Utilities
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Utilities:FKAA, Buyer to Verify, Municipal Sewer
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Pub Sewer HkUp:Yes
Appliances
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Appliances:More Appliances, Stainless Steel Appliance(s), Wine Cooler, Microwave, Oven, Range, Refrigerator, Dishwasher, Dryer, Washer
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Appliances: Other:Vent Hood
The Community
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Subdivision:Harbour Island (61.0)
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Neighborhood Features:Community Pool, Bike Paths, Spa, Other Area Features, Beach, Tennis Courts, Clubhouse
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Pool Info:In Ground, Concrete, Salt Water
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Pool Info: Heated:Yes
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Pool Info: Other:Spa, Chiller
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Dockage:Boat Lift
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Dockage: Dock:Wood
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Pets:Pets Allowed
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Fee Includes:None
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Association Info: Mandatory Home Owners Asc:No
Parking
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Vehicle Storage:Carport, Trailer Storage, Covered Parking, Off Street Parking, Open Parking
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Vehicle Storage: Car(s):4+
Monthly cost estimate

Asking price
$6,299,000
Expense | Monthly cost |
---|---|
Mortgage
This calculator is intended for planning and education purposes only. It relies on assumptions and information provided by you regarding your goals, expectations and financial situation, and should not be used as your sole source of information. The output of the tool is not a loan offer or solicitation, nor is it financial or legal advice. |
$33,729
|
Taxes | $2,309 |
Insurance | $1,732 |
Utilities | $180 See report |
Total | $37,950/mo.* |
*This is an estimate |
Walk Score®
Provided by WalkScore® Inc.
Walk Score is the most well-known measure of walkability for any address. It is based on the distance to a variety of nearby services and pedestrian friendliness. Walk Scores range from 0 (Car-Dependent) to 100 (Walker’s Paradise).
Bike Score®
Provided by WalkScore® Inc.
Bike Score evaluates a location's bikeability. It is calculated by measuring bike infrastructure, hills, destinations and road connectivity, and the number of bike commuters. Bike Scores range from 0 (Somewhat Bikeable) to 100 (Biker’s Paradise).
Air Pollution Index
Provided by ClearlyEnergy
The air pollution index is calculated by county or urban area using the past three years data. The index ranks the county or urban area on a scale of 0 (best) - 100 (worst) across the United Sates.
Max Internet Speed
Provided by BroadbandNow®
This is the maximum advertised internet speed available for this home. Under 10 Mbps is in the slower range, and anything above 30 Mbps is considered fast. For heavier internet users, some plans allow for more than 100 Mbps.
Sale history
Date | Event | Source | Price | % Change |
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4/8/25
Apr 8, 2025
|
Price Changed | FLKMLS | $6,299,000 | -10.0% |
1/22/25
Jan 22, 2025
|
Price Changed | FLKMLS | $6,999,000 | -6.7% |
7/2/24
Jul 2, 2024
|
Listed / Active | FLKMLS | $7,499,000 | 316.6% (52.6% / YR) |