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For sale
  • $1,499,000

    9104 Aviation Blvd, Marathon, FL 33050

    4beds
    1,924sqft
    : 
    $9,058/mo
    Get pre-qualified
    Duplex
    Built in 1978
    -- sqft lot
    $-- Zestimate®
    $779/sqft
    $-- HOA

    What's special

    Canalfront duplexInviting open floor planSolid cbs constructionStanding seam metal roofImpact windows
    CANALFRONT DUPLEX WITH EXCELLENT BOATING & INVESTMENT POTENTIAL! Discover a fantastic opportunity to own this canalfront duplex in the heart of Marathon, offering excellent boating access and the flexibility of weekly vacation rentals! Situated on a 7,500 sq. ft. lot along an approximately 50' wide, crystal-clear canal, this property features two spacious 2-bedroom, 2-bath residences totaling 1,924 sq. ft. Each unit offers an inviting open floor plan, laundry, a private screened porch overlooking the water perfect for enjoying the tropical breezes and downstairs storage. Boating enthusiasts will appreciate the concrete dockage, with room to accommodate boats up to 36' on each side. Solid CBS construction with impact windows and standing seam metal roof. With weekly rentals permitted, this property presents outstanding income-producing potential, whether you choose to rent both residences or enjoy one while generating income from the other. Conveniently located behind the Marathon Airport with the public boat ramp close by and just minutes from dining, shopping, beautiful Sombrero Beach, and all the attractions that make Marathon a premier Florida Keys destination. An exceptional opportunity to enjoy the Keys lifestyle while capitalizing on the area's strong vacation rental appeal!
    3 hours
    75
    7

    Zillow last checked:

    Listing updated:

    Listed by:

    Lisa H Ferringo 305-797-1221,

    Coldwell Banker Schmitt Real Estate Co

    Source: FLKMLS,MLS#: 621663MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 4
      • Full bathrooms: 4
      Cooling
      • Central Air
      Appliances
      • Included: Washer, Dryer, Dishwasher, Refrigerator, Oven, Microwave
      • Laundry: Laundry Room
      Features
      • Built-in Features, Storage
      • Flooring: Tile
      Interior area
      • Total structure area: 1,924
      • Total interior livable area: 1,924 sqft

      Property

      Parking
      • Parking features: Open, RV Access/Parking, Storage
      • Has uncovered spaces: Yes
      Features
      • Exterior features: Lighting, Storage
      • Fencing: Privacy
      • On waterfront: Yes
      Lot
      • Size: 7,405 Square Feet
      • Dimensions: 75 X 100
      Details
      • Additional structures: Shed(s)
      • Parcel number: 00331061000600
      • Zoning: RM - Residential Medium

      Construction

      Type & style
      • Home type: MultiFamily
      • Property subtype: Duplex
      Materials
      • CBS, Stucco
      Condition
      • Year built: 1978

      Community & HOA

      Community
      • Features: Community Boat Ramp, Bike Paths
      • Subdivision: Sea-Air Estates (52.0)
      HOA
      • Has HOA: No
      • Services included: None
      Location
      • Region: Marathon

      Financial & listing details

      • Price per square foot: $779/sqft
      • Tax assessed value: $930,666
      • Annual tax amount: $9,513
      • Date on market: 10/16/2026
      • Listing terms: Cash,Conventional,FHA

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        10/16/2026Listed for sale$1,499,000+649.5%$779/sqft
        Source: FLKMLS #621663 Report a problem
        8/23/2013Sold$200,000-99.2%$104/sqft
        Source: Public Record Report a problem
        8/29/1994Sold$24,000,000$12,474/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$9,514 +4.6%$809,984 +21%
        2023$9,094 +12.1%$669,408 +10%
        2022$8,112 +7%$608,553 +10%
        2021$7,584 +12.3%$553,230 +10%
        2020$6,755 $502,936 -1%
        2019$6,755 -0.7%$508,249 -1.1%
        2018$6,803 +2.1%$514,155 -0.7%
        2017$6,660 +2.7%$517,777 +8.2%
        2016$6,487 +4.1%$478,497 +19.6%
        2015$6,230 $400,117
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

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        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
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        Climate risks

        Neighborhood: 33050

        Getting around

        2 / 100
        Car-Dependent
        40 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating

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