425 Harbour Dr Marathon, FL 33050
Estimated payment $16,959/month
Total Views
18,371
2
Beds
3
Baths
1,247
Sq Ft
$2,325
Price per Sq Ft
About This Home
Life on the water begins the moment you arrive at this beautifully positioned open water home on prestigious Harbour Drive in Duck Key. Surrounded by swaying palms and tropical landscaping, this classic 2 Bedroom 3 Bathroom Florida Keys coastal cottage sits on an oversized 11,250 sq. ft. lot highlighted by a bright open-concept layout with panoramic views of Toms Harbor. Built with CBS construction, impact windows, and a metal roof, the property provides both durability and low-maintenance island living. For boaters, the property features 75 feet of concrete seawall and a dock with quick access to both the Atlantic Ocean and Gulf for world-class fishing, diving, and boating. The tropical backyard is designed for true Keys living, featuring a waterside tiki hut, shaded seating areas, and plenty of room for a future pool with a permitted convenience bathroom downstairs. An outdoor elevator, garage, and beautifully landscaped yard add comfort and curb appeal. Residents of Duck Key enjoy optional membership at Club Duck Key with access to a heated and chilled pool, pickleball and tennis courts, bocce ball, basketball, and a vibrant social calendar. Located just minutes from Marathon Jet Center, marinas, restaurants, and shopping, this Duck Key home offers the perfect balance of privacy, boating convenience, and island lifestyle.
Listing Agent
Coldwell Banker Schmitt Real Estate Co License #605677 Listed on: 03/12/2026
Map
Home Details
Home Type
Single Family
Year Built
1977
Lot Details
0.29 Acres
Listing Details
- Property Type: Residential
- Dockage Dock: Composite
- Dockage Seawall: Concrete
- Year Built: 1977
- Building Style Stilt Column Height: Medium - 5Ft - 9Ft
- Building Style Above Flood: Yes
- Special Features: None
- Property Sub Type: Detached
Interior Features
- Interior Amenities: Elevator
- Appliances: Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave, Stainless Steel Appliance(s)
Exterior Features
- Waterfront: Yes
- Exterior Features: Chickee Hut, Lanai
Utilities
- Utilities: Cable Available
Lot Info
- Parcel Number: 00376951-002800
Rental Info
- Furnished: Unfurnished
Tax Info
- Tax Year: 2025
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Home Values in the Area
Average Home Value in this Area
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $17,801 | $2,510,059 | $2,133,341 | $376,718 |
| 2024 | $17,720 | $2,514,269 | $2,140,428 | $373,841 |
| 2023 | $17,720 | $2,786,967 | $2,412,116 | $374,851 |
| 2022 | $14,336 | $1,868,871 | $1,488,378 | $380,493 |
| 2021 | $12,477 | $1,233,609 | $890,666 | $342,943 |
| 2020 | $11,357 | $1,068,724 | $718,203 | $350,521 |
| 2019 | $11,785 | $1,108,299 | $692,216 | $416,083 |
| 2018 | $11,568 | $1,185,922 | $765,453 | $420,469 |
| 2017 | $10,674 | $1,131,601 | $0 | $0 |
| 2016 | $9,928 | $997,000 | $0 | $0 |
| 2015 | $9,878 | $1,042,534 | $0 | $0 |
| 2014 | $8,906 | $807,460 | $0 | $0 |
Source: Public Records
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 03/12/2026 03/12/26 | For Sale | $2,899,000 | -- | $2,325 / Sq Ft |
Source: Key West Association of REALTORS®
Purchase History
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Quit Claim Deed | -- | Attorney | |
| Warranty Deed | $1,200,000 | Attorney | |
| Warranty Deed | $300,000 | -- | |
| Deed | $87,000 | -- |
Source: Public Records
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Open | $900,000 | Unknown |
Source: Public Records
About the Listing Agent
She launched her real estate career in 1989 with a luxury condominium developer in Miami, Florida. By 1995 she had been promoted to Broker of Mystic Point Realty in Aventura, and in 1999 she joined Sotheby’s International Realty in Miami Beach, where she quickly became a top-producing agent specializing in luxury estate homes.
In 2004, she purchased a vacation home in the Florida Keys and instantly fell in love with the area. Just six months later, she made the Keys her permanent home. Since
Lisa's Other Listings
Source: Key West Association of REALTORS®
MLS Number: 619033
APN: 00376951-002800
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