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57478 Overseas Highway LOT 0
Marathon FL 33050 US

$11,500,000

Active Listing ID 618926
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$11,500,000

Active Listing ID 618926
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57478 Overseas Highway LOT 0 Rare oceanfront development opportunity in the heart of the Florida Keys.Encompassing nearly 6 acres of pristine oceanfront land in Grassy Key, this exceptional parcel presents an ideal canvas for developers seeking to create luxury residential units with direct oceanfront and beach access.Surrounded by unspoiled natural beauty and tranquil beaches, the property offers immediate proximity to shopping, fine dining, spas, marinas, and world-class boating. Residents will enjoy unparalleled access to deep-sea fishing, scuba diving, snorkeling, and vibrant coral reefs, all set against the backdrop of the Keys' iconic turquoise waters.Located in Marathon, often referred to as the Heart of the Florida Keys, the site benefits from a highly desirable central Keys location, conveniently positioned between the Upper Keysa''such as Islamoradaa''and the Lower Keys, including Key West. Marathon is known for its rich maritime history, local airport, and accessibility, serving as a central hub comprising islands such as Vaca Key, Duck Key, and Grassy Key.A truly rare offering combining scale, location, and oceanfront presencea''an exceptional opportunity to develop a legacy project in one of Florida's most coveted coastal destinations.Please read the broker's remarks for detailed information on this offering.

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Property Features

  • Facts
  • Property Type: Land
  • Property Sub-type: Other
  • Additional Features
  • Waterfront

Property

  • propertytype: Land
  • propertysubtype: Other
  • listprice: 11500000
  • unparsedaddress: 57478 Overseas Highway
  • unitnumber: LOT 0
  • postalcity: Marathon
  • stateorprovince: FL
  • country: US
  • postalcode: 33050
  • bathroomsfull: 0
  • bathroomshalf: 0
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeunits: Acres
  • livingarea: 0
  • livingareaunits: Square Feet
  • latitude: 24.752873
  • longitude: -80.963051
  • listagentfullname: Iliana Abella
  • listagentemail: iliana.abella@compass.com
  • listagentkey: 3yd-FLKEYSMLSFL-20230125204051308372000000
  • listagentmlsid: 20230125204051308372000000
  • listagentpreferredphone: 3055050488
  • listagentofficephone: 3056972904
  • listofficekey: 3yd-FLKEYSMLSFL-20160226210110348002000000
  • listagentstatelicense: 519307
  • listofficemlsid: 20160226210110348002000000
  • disclaimer: Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
  • sourcesystemid: FLKEYSMLSFL
  • listagenturl: http://www.theabellagroup.com
  • countyorparish: Monroe
  • parcelnumber: 00374660000000
  • fireplaceyn: False
  • transactiontype: ForSale
  • storiestotal: 0
  • parkingtotal: 0
  • view: Ocean, Water
  • waterfrontyn: True
  • waterfrontfeatures: Oceanfront, Waterfront
  • architecturalstyle: Other
  • dock: False
  • poolprivateyn: False
  • spayn: False
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: True
  • internetconsumercommentyn: True
  • location: -80.96305, 24.752872
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"Compass", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "Expenses":[], "GeocodeOptions":null, "LeadRoutingEmail":"iliana.abella@compass.com", "ListBrokerageCity":"Miami", "ListBrokerageCountry":"US", "ListBrokerageEmail":null, "ListBrokerageLogoUrl":null, "ListBrokerageName":"Compass", "ListBrokeragePhone":"(305) 330-5481", "ListBrokeragePostalCode":null, "ListBrokerageStateOrProvince":"FL", "ListBrokerageUnitNumber":"Suite106", "ListBrokerageUnparsedAddress":"2550 S Bayshore Dr", "ListBrokerageWebsiteUrl":"http://www.compass.com", "ListOfficeAddress1":"2550 S Bayshore Dr", "ListOfficeAddress2":"Suite106", "ListOfficeBrokerMlsId":"20241223172556479206000000", "ListOfficeCity":"Miami", "ListOfficeCountry":"US", "ListOfficeEmail":"data@compass.com", "ListOfficePostalCode":"33133", "ListOfficeStateOrProvince":"FL", "ListPriceCurrencyType":"USD", "ListingTitle":"Vacant Land - Marathon, FL", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/57478-Overseas-Hwy_Marathon_FL_33050_M90389-55633?f=listhub&s=FLKEYSMLSFL&m=618926&c=rexren", "MLSModificationTimestamp":"2026-03-04T20:32:35Z", "Neighborhoods":[{"Description":null, "Name":"19 - Crawl Key & Grassy Key"}], "PostalCode":null, "RawPropertySubType":null, "RawPropertyType":"Vacant Land", "RoomCount":null, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":6342.39, "TaxDescription":null, "TaxYear":"2025"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 3/5/2026 5:00:45 AM GMT
Source Updated Date: 3/11/2026 7:05:06 PM GMT

Courtesy of: Iliana Abella, Compass Florida - Bayshore Drive, iliana.abella@compass.com

Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.