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341 E Seaview Drive, Duck Key, FL 33050

$4,600,000
Property Type: Residential Bedrooms: 2 Baths: 4 Square Footage: 2,744 Lot Size (sq. ft.): 41,777 Status: Closed
Current Price: $4,600,000 List Date: 12/23/2025 Last Modified: 2/06/2026

Overview

Description

Welcome to an extraordinary oceanfront opportunity on the exclusive island of Duck Key. Set across three lots totaling just under one acre, 341 E. Seaview is a rare sanctuary defined by privacy, scale, and commanding water presence offering seldom found in the Florida Keys. Surrounded by mature, swaying palms and uninterrupted ocean views, this protected estate boasts approximately 200 feet of deep-water dockage, safely positioned behind a breakwater—an exceptional advantage for owners of large yachts or sportfishing vessels seeking effortless access and peace of mind. The dockage alone places this property in a category of its own, offering the depth, frontage, and protection discerning boaters demand. Whether you choose to enjoy the existing residence or envision the construction of a bespoke private estate, the canvas here is unmatched. Expansive lot size, premier oceanfront positioning, and premier dockage combine to create a legacy-level property, ideal for those who value exclu ...

Listing Details MLS# 617813

Location, Tax & Legal

Street #
341
Direction
E
Street Name
Seaview
Street Suffix
Drive
Key/Island
Duck Key
State/Province
FL
Zip Code
33050
County
Monroe
Subdivision
Yacht Club Island (61.0)
Area
20 - Duck Key, Coral Key, Conch Key
City
Duck
Mile Marker
61
Marathon Neighborhood
N/A
Side
Ocean
Flood Zone
AE,AE,VE,AE
Alternate Key #
1468860
Parcel #
00385170-000000
Zoning
SR - Sub Urban Residential District
Deed Restrictions
Unknown
Legal
BK 1 W 1/2 LT 101 & ALL OF LTS 102, 103 & 104 DUCK KEY YACHT CLUB ISLAND SEC-4 TOMS HARBOR PB5-82 OR469-79 OR569-79 OR8
Taxes
35635.37
Tax Year
2025
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Marathon/Lower Keys

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Single Family
Waterfront
Yes
Control Depth
6
Pool
Yes
Year Built
1971
Lot SqFt
41777
Lot Sqft Source
Property Data Card
Acres
0.96
Living Apx SqFt
2744
SqFt Source
Property Data Card
Total Bedrooms
2
Full Baths
3
Half Baths
Yes
Total Baths
4
Rentals Allowed
With Restrictions
Min Rental Days
28
Total Units
0

Status Change Info

Sold Date
2026-02-06

Association Info

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

Dockage

Dock Length
200
Seawall
Concrete

More Information

Building Style

Above Flood
Unknown

Remarks & Misc

Remarks – Consumer
Welcome to an extraordinary oceanfront opportunity on the exclusive island of Duck Key. Set across three lots totaling just under one acre, 341 E. Seaview is a rare sanctuary defined by privacy, scale, and commanding water presence offering seldom found in the Florida Keys. Surrounded by mature, swaying palms and uninterrupted ocean views, this protected estate boasts approximately 200 feet of deep-water dockage, safely positioned behind a breakwater—an exceptional advantage for owners of large yachts or sportfishing vessels seeking effortless access and peace of mind. The dockage alone places this property in a category of its own, offering the depth, frontage, and protection discerning boaters demand. Whether you choose to enjoy the existing residence or envision the construction of a bespoke private estate, the canvas here is unmatched. Expansive lot size, premier oceanfront positioning, and premier dockage combine to create a legacy-level property, ideal for those who value exclusivity, serenity, and the refined island lifestyle. Looking to build a community of friends? Join Club Duck Key and take advantage of the pool, tennis courts, pickleball, bocce ball and enjoy one of the many social events throughout the year. Jump in the golf cart and hit up one of the great restaurants on the island like Salt + Ash or Angler and Ale. This is not simply a home; it is an opportunity to own one of Duck Key's most distinguished waterfront holdings—where luxury meets latitude, and privacy meets open water.

Fee Includes

None
Yes

Tax Exemptions

None
Yes

Appliances

Dishwasher
Yes
Dryer
Yes
Oven
Yes
Refrigerator
Yes
Washer
Yes

Pets

Pets Allowed
Yes

Cooling

Central Air
Yes

Waterfront

Oceanfront
Yes

Waterview

Ocean View
Yes

Floor

Tile
Yes

Interior Features

Storage
Yes

Windows/Doors

Impact Rstnce Doors
Yes
Impact Rstnce Window
Yes

Vehicle Storage

Garage
Yes

Security

Patrolled Area
Yes

Construction

CBS
Yes

Land Size

1/2 - Less Than 1 AC
Yes

Furnished

Unfurnished
Yes

Utilities

Elect Separate Meter
Yes
FKAA
Yes

Porch/Balcony

Open Porch/Balcony
Yes

Exterior Features

Fruit Tree(s)
Yes

Pool Info

In Ground
Yes
Concrete
Yes

Roof

Metal Roof
Yes

Accessibility Feat

Accessible Elevator Installed
Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Oceanfront Waterview: Ocean View Vehicle Storage: Garage Furnished: Unfurnished Cooling: Central Air Utilities: Elect Separate Meter; FKAA Interior Features: Storage Appliances: Dishwasher; Dryer; Oven; Refrigerator; Washer Exterior Features: Fruit Tree(s) Accessibility Feat: Accessible Elevator Installed Pool Info: In Ground; Concrete Construction: CBS Floor: Tile Roof: Metal Roof Pets: Pets Allowed Security: Patrolled Area Land Size: 1/2 - Less Than 1 AC
Listing Office: Coldwell Banker Schmitt Real Estate Co.
Last Updated: February - 06 - 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.