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$2,899,000

Listing Price

2beds

3baths

2,117sqft

11,250sqft lot

425 Harbour Dr, Marathon, FL 33050

Member Features

Find Real Estate Bargain!

  • Full foreclosure details

  • Home value, equity and ownership info

  • Find homes priced below market

  • Get full access with a FREE Account

Already a member?

For Sale

Off Market

Single Family

Home type

1369.39

Price / sqft

1977

Year built

Home Details

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.

Interior Details

Square Feet
  • 2117

Bedrooms
  • 2

Bathrooms
  • 3

Heating
  • Has Heating:

    No

  • Heating Type:

    None

Cooling
  • Has Cooling:

    Yes

  • Cooling Type:

    N/A

Fuel
  • Has Fuel:

    No

  • Fuel Type:

    N/A

Basement
  • Has Basement:

    No

  • Basement Type:

    N/A

Flooring
  • Has Flooring:

    No

  • Flooring Type:

    Concrete/cement

Fireplace
  • Has Fireplace:

    Yes

  • Fireplace Type:

    N/A

Property Details

Lot Size
  • 11250

Water
  • No

Sewer
  • No

Parking
  • Type:

    Garage, Attached

  • Location:

    N/A

  • Status:

    N/A

  • Number of Spaces:

    1

Deck
  • No

Patio
  • No

Fence
  • No

Pool
  • No

Porch
  • Yes

Stoop
  • No

Breezeway
  • No

Construction Details

Number of Stories
  • 2

Style
  • N/A

Exterior
  • Concrete Block

Foundation
  • N/A

Roof
  • Gable/hip

Roofing Material
  • Metal

Tax History

Year

Amount

Land

Improvement

Percent Change

Assessment

2020

$11,356

$718,203

$350,521

--%

$1,068,724

2019

$11,784

$692,216

$416,083

--%

$1,108,299

2018

$11,568

$0

$0

--%

$1,076,386

2017

$10,673

$706,391

$425,210

--%

$1,131,601

2016

$9,928

$633,095

$363,905

--%

$997,000

2014

$8,906

$0

$0

--%

$735,187

2013

$8,238

$0

$0

--%

$668,352

2012

$10,347

$0

$0

--%

$854,708

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Average Home Price in 33050

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Sold Date

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4 Beds

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Sold 10/13/2026

$795,000

3 Beds

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Sold 09/29/2026

$943,677

3 Beds

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Sold 10/18/2026

$949,000

3 Beds

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Sold 10/12/2026

$2,700,000

5 Beds

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Sold 10/12/2026

percent-home-icon

Calculators

Mortgage

Mortgage Calculator

Calculate your monthly mortgage payments.
Household Income
70,000
$
Home price
2,899,000
$
Down payment
579,800
$
Mortgage Rate
6.5
%
Loan Term
Property Tax Rate
1.1
%
Homeowner's Insurance (Annual)
17,394
$
HOA (Monthly)
0
$
PMI
0
$
$18,766
Your Payment
Total Monthly Payment:$18,766
Percent of Income:322%
Affordable:No

Details for 425 HARBOUR DR

Property Debt

Foreclosure Contact Details