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For sale
  • Price cut: $100K (6/8)
    $1,300,000

    574-576 99th St, Marathon, FL 33050

    4beds
    1,854sqft
    : 
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    Duplex, Multi Family
    Built in 1959
    -- sqft lot
    $-- Zestimate®
    $701/sqft
    $-- HOA

    What's special

    Solar-lit dock pilingsUpdated coastal livingGranite countertopsCovered parkingTile flooring throughoutImpact windows and doorsString lighting
    Beautifully renovated and fully turnkey duplex located on a deep-water canal in the heart of Marathon. This rare income-producing property features two spacious 2BD/2BA units, each offering approximately 927 sq. ft. of updated coastal living with impact windows and doors, granite countertops, stainless steel appliances, tile flooring throughout, and covered parking. Renovated in 2018, the property blends modern finishes with the relaxed Florida Keys boating lifestyle.A true boater's dream, each side offers its own 30' concrete dock and seawall (60' total) complete with 30-amp shore power. Enjoy quick ocean access and easy Gulf access via Vaca Cut, making this an exceptional setup for anglers and boating enthusiasts alike. The waterside outdoor spaces are designed for entertaining and enjoying the Keys lifestyle, featuring string lighting, solar-lit dock pilings, under-dock fish lights that attract snapper and tarpon, and frequent manatee visits along the canal.Located directly adjacent to Oceanfront Park & Dog Park, owners and guests enjoy immediate access to one of Marathon's premier waterfront parks offering a dog park, kayak launch, open green space, waterfront walking areas, playgrounds, and frequent community events. Conveniently located near Sombrero Beach, shopping, dining, and Florida Keys Marathon International Airport.Currently tenant occupied with both units rented month-to-month. This property also has strong vacation rental potential. Ideal opportunity to live in one side while renting the other, or maximize income potential with a fully turnkey investment property in one of the Florida Keys' most desirable boating communities. Current Insurances are very reasonable:$3,841 Flood (Covers both sides)576 - $4,303 Wind 574 - $4,129 Wind576 - $860 HO/Liability 574 - $721 HO/Liabilty(Pictures are of 576 99th, 574 is the same layout/finishes. Access can be arranged)
    56 days
    |
    780
    |
    35
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Alexia Mann 404-988-2259,

    Seafarer Realty LLC

    Source: FLKMLS,MLS#: 619866MLS LogoOriginating MLS: Marathon/Lower Keys

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      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 4
      • Full bathrooms: 4
      Heating
      • Central
      Cooling
      • Central Air
      Appliances
      • Included: Washer, Stainless Steel Appliance(s), Disposal, Microwave, Range, Refrigerator, Dishwasher, Tankless Water Heater
      Features
      • Granite Counters
      • Flooring: Tile
      • Doors: Impact Rstnce Doors
      • Windows: Impact Rstnce Window
      Interior area
      • Total interior livable area: 1,854 sqft

      Property

      Parking
      • Parking features: Carport, Covered, Off Street
      • Has carport: Yes
      Features
      • Patio & porch: Patio
      • Has view: Yes
      • View description: Canal
      • Has water view: Yes
      • Water view: Canal
      • Waterfront features: Canal Front, Waterfront, Seawall: Concrete, Dock Length: 60
      Lot
      • Size: 5,220 Square Feet
      • Features: Less Than 1/4 Acre
      Details
      • Parcel number: 00351980000100
      • Zoning: RH
      • Zoning description: Residential High
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: MultiFamily
      • Architectural style: Conch
      • Property subtype: Duplex, Multi Family
      • Attached to another structure: Yes
      Materials
      • CBS
      • Roof: Other
      Condition
      • Updated/Remodeled
      • New construction: No
      • Year built: 1959

      Utilities & green energy

      • Sewer: Public Sewer
      • Utilities for property: Buyer to Verify

      Community & HOA

      Community
      • Features: Airport/Runway, Bike Paths
      • Subdivision: Coral Colony (52.0)
      HOA
      • Has HOA: No
      • Services included: None
      Location
      • Region: Marathon

      Financial & listing details

      • Price per square foot: $701/sqft
      • Annual tax amount: $6,476
      • Date on market: 5/12/2026
      • Listing terms: No Seller Finance,Cash,FHA,VA Loan,Conventional

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        6/8/2026Price change$1,300,000-7.1%$701/sqft
        Source: MLKAR #619866 Report a problem
        5/12/2026Listed for sale$1,400,000-15.2%$755/sqft
        Source: Key West AOR #619866 Report a problem
        4/1/2026Listing removed$1,650,000$890/sqft
        Source: FLKMLS #617878 Report a problem
        2/2/2026Price change$1,650,000-2.9%$890/sqft
        Source: FLKMLS #617878 Report a problem
        12/31/2025Listed for sale$1,700,000+106.1%$917/sqft
        Source: Key West AOR #617878 Report a problem
        3/26/2021Sold$825,000$445/sqft
        Source: FLKMLS #589125 Report a problem

        Public tax history

        Tax history is unavailable.

        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.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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        Climate risks

        Neighborhood: 33050

        Getting around

        28 / 100
        Car-Dependent
        53 / 100
        Bikeable

        Nearby schools

        GreatSchools rating

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