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88351 Old Highway
Plantation Key FL 33036 US

$15,990,000

Active Listing ID 618911
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6 bed
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9.00 Bath (9 Full)
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Lot: 2.03 Acres
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Single Family Residence

$15,990,000

Active Listing ID 618911
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88351 Old Highway Newly completed in 2025, this exceptional oceanfront estate is located in the heart of The Florida Keys on the premier ocean side of Islamorada. A gated entry welcomes you through lush tropical landscaping and a diverse fruit-tree grove, setting a private and refined arrival. Set on over 2 usable acres with 210 feet of private sandy beachfront and a protected cove, the residence spans 7, 590 square feet of interior living space & 1, 736 square feet of exterior living, with an expansive 230-foot dock. Designed for seamless indoor-outdoor living, the home features a dramatic great room with 23-foot ceilings, panoramic Atlantic exposure, and expansive covered terraces with summer kitchen and outdoor dining areas. A 65-foot heated lagoon-style pool with swim-up bar and fire-pit lounge creates a resort-caliber setting. The chef's kitchen is appointed with Sub-Zero, Wolf, and Thermador appliances. Additional highlights include dual primary suites, private orchid garden, lounge & recreation room, elevator, Sonos surround sound, impact windows and doors, metal roof, double-height garage, and dedicated water-sports storage. The essence of beachfront living in Islamorada, combining impressive scale and ultimate privacy. ***A contiguous 0.7-acre lot with development rights for an ancillary building with upstairs storage is available separately.

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Property Features

  • Facts
  • Lot Size: 2.03 Acres
  • Property Type: Residential
  • Property Sub-type: Single Family Residence
  • Features
  • Full Bathrooms: 9
  • Cooling System: Ceiling Fan(s)
  • Exterior Finish: Bar, Storage, Outdoor Kitchen, Lanai, Lighting, Hot Tub, Rain Gutters, Fruit Tree(s), Fencing
  • Floor Covering: Tile
  • Roof Type: Metal
  • Additional Features
  • Waterfront

Property

  • propertytype: Residential
  • propertysubtype: Single Family Residence
  • listprice: 15990000
  • unparsedaddress: 88351 Old Highway
  • postalcity: Plantation Key
  • stateorprovince: FL
  • country: US
  • postalcode: 33036
  • bathroomsfull: 9
  • bathroomshalf: 0
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeacres: 2.03
  • lotsizeunits: Acres
  • lotsizearea: 2.03
  • livingarea: 7590
  • livingareaunits: Square Feet
  • latitude: 24.972977
  • longitude: -80.551859
  • listagentfullname: Jason Zarco
  • listagentemail: jason@percalzarco.com
  • listagentkey: 3yd-FLKEYSMLSFL-20210720162014298017000000
  • listagentmlsid: 20210720162014298017000000
  • listagentpreferredphone: 3059754061
  • listagentofficephone: 3059602400
  • listofficekey: 3yd-FLKEYSMLSFL-20060624040345452215000000
  • listagentstatelicense: 3262563
  • listofficemlsid: 20060624040345452215000000
  • 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
  • yearbuilt: 2025
  • listagenturl: http://www.percalzarco.com
  • countyorparish: Monroe
  • parcelnumber: 00415260-000000
  • appliances: Dishwasher, Dryer, Freezer, Garbage Disposer, Range, Refrigerator, Washer
  • cooling: Ceiling Fan(s)
  • flooring: Tile
  • numberofunitstotal: 0
  • fireplaceyn: False
  • transactiontype: ForSale
  • storiestotal: 2
  • parkingtotal: 0
  • parkingfeatures: Garage, Guest, Open
  • roof: Metal
  • view: Ocean, Water
  • waterfrontyn: True
  • interiorfeatures: Drapes/Blinds Incl, Built-in Cabinets, Brazilian Quartzite Countertops, Quartz Countertops, Bar, Window Treatments, Other, Walk-in Closet(s), Storage, Smoke Alarms, Security System, Elevator, Entrance Foyer, Cathedral Ceilings, Wet Bar
  • exteriorfeatures: Bar, Storage, Outdoor Kitchen, Lanai, Lighting, Hot Tub, Rain Gutters, Fruit Tree(s), Fencing
  • waterfrontfeatures: Oceanfront, Waterfront
  • architecturalstyle: Other
  • rooms: Bathroom 1, Bathroom 2, Bathroom 3, Bathroom 4, Bathroom 5, Bedroom 1, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5
  • securityfeatures: Security System
  • otherstructures: Outdoor Kitchen, Storage
  • accessibilityfeatures: Accessible Elevator Installed
  • dock: False
  • poolprivateyn: False
  • spayn: True
  • fencing: Fenced
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: True
  • internetconsumercommentyn: True
  • location: -80.55186, 24.972977
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"Esslinger Wooten Maxwell", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "Expenses":[], "GeocodeOptions":null, "LeadRoutingEmail":"jason@percalzarco.com", "ListBrokerageCity":"CORAL GABLES", "ListBrokerageCountry":"US", "ListBrokerageEmail":null, "ListBrokerageLogoUrl":null, "ListBrokerageName":"Esslinger Wooten Maxwell", "ListBrokeragePhone":"3059602550", "ListBrokeragePostalCode":"33134", "ListBrokerageStateOrProvince":"FL", "ListBrokerageUnitNumber":"Ste. 950", "ListBrokerageUnparsedAddress":"355 Alhambra Circle", "ListBrokerageWebsiteUrl":null, "ListOfficeAddress1":"550 S. Dixie Highway", "ListOfficeAddress2":null, "ListOfficeBrokerMlsId":"20060624040420947345000000", "ListOfficeCity":"Coral Gables", "ListOfficeCountry":"US", "ListOfficeEmail":"cachaldoraa@ewm.com", "ListOfficePostalCode":"33146", "ListOfficeStateOrProvince":"FL", "ListPriceCurrencyType":"USD", "ListingTitle":"Residential - Single Family - Plantation Key, FL", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/88351-Old-Hwy_Islamorada_FL_33036_M91064-37738?f=listhub&s=FLKEYSMLSFL&m=618911&c=rexren", "MLSModificationTimestamp":"2026-03-04T21:38:44Z", "Neighborhoods":[{"Description":null, "Name":"25 - Plantation Key"}], "PostalCode":null, "RawPropertySubType":"Residential - Single Family", "RawPropertyType":"Residential", "RoomCount":null, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":69865.84, "TaxDescription":null, "TaxYear":"2025"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 3/5/2026 6:00:43 AM GMT
Source Updated Date: 3/12/2026 7:22:26 AM GMT

Courtesy of: Jason Zarco, Berkshire Hathaway HomeServices EWM Realty, jason@percalzarco.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.