x
Showing 1 of 0
X
Save

259 St Thomas Avenue
Key Largo FL 33037 US

$5,600,000

Active Listing ID 618563
bed icon
6 bed
bath icon
8.00 Bath (7 Full , 1 Half)
lot icon
Lot: 0.25 Acres
home icon
Single Family Residence

$5,600,000

Active Listing ID 618563
Save

259 St Thomas Avenue Brand-new waterfront construction featuring 6 bedrooms and 8 bathrooms with a modern design. This residence offers high-quality finishes throughout, including a chef's kitchen with premium Sub-Zero appliances. Built with efficiency and durability in mind, the home includes a metal roof, solar panels, and a water cistern system. Outdoor amenities include a resort-style pool, expansive covered entertaining areas, a 55-foot dock, and a tackle room--ideal for boating and waterfront living. A rare opportunity to own a luxury new construction combining modern design, high-end materials, and eco-conscious features.

Collapse all

Property Features

  • Facts
  • Lot Size: 0.25 Acres
  • Property Type: Residential
  • Property Sub-type: Single Family Residence
  • Features
  • Full Bathrooms: 7
  • 1/2 Bathrooms: 1
  • Cooling System: Ceiling Fan(s)
  • Exterior Finish: Fencing, Lighting
  • Floor Covering: Tile
  • Roof Type: Metal
  • Additional Features
  • Waterfront

Property

  • propertytype: Residential
  • propertysubtype: Single Family Residence
  • listprice: 5600000
  • unparsedaddress: 259 St Thomas Avenue
  • postalcity: Key Largo
  • stateorprovince: FL
  • country: US
  • postalcode: 33037
  • bathroomsfull: 7
  • bathroomshalf: 1
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeacres: 0.25
  • lotsizeunits: Acres
  • lotsizearea: 0.25
  • livingarea: 5600
  • livingareaunits: Square Feet
  • latitude: 25.092394
  • longitude: -80.43655
  • listagentfullname: Merlin Perez
  • listagentemail: merlin@goldeninternationalrealty.com
  • listagentkey: 3yd-FLKEYSMLSFL-20240417184630669562000000
  • listagentmlsid: 20240417184630669562000000
  • listagentpreferredphone: 3057989725
  • listagentofficephone: 3059611183
  • listofficekey: 3yd-FLKEYSMLSFL-20211015164009496070000000
  • listagentstatelicense: 3605493
  • listofficemlsid: 20211015164009496070000000
  • 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: 2026
  • countyorparish: Monroe
  • parcelnumber: 00453473-000200
  • appliances: Dishwasher, Microwave, Refrigerator, Washer
  • cooling: Ceiling Fan(s)
  • constructionmaterials: Concrete
  • flooring: Tile
  • fireplaceyn: False
  • transactiontype: ForSale
  • storiestotal: 0
  • parkingtotal: 0
  • parkingfeatures: Garage
  • roof: Metal
  • waterfrontyn: True
  • interiorfeatures: Pantry, Walk-in Closet(s)
  • exteriorfeatures: Fencing, Lighting
  • waterfrontfeatures: Canal Front, Waterfront
  • architecturalstyle: Other
  • rooms: Bathroom 1, Bathroom 2, Bathroom 3, Bathroom 4, Bathroom 5, Bedroom 1, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5
  • dock: False
  • poolprivateyn: False
  • spayn: False
  • fencing: Fenced
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: True
  • internetconsumercommentyn: True
  • location: -80.43655, 25.092394
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"Golden International Realty", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "Expenses":[], "GeocodeOptions":null, "LeadRoutingEmail":"merlin@goldeninternationalrealty.com", "ListBrokerageCity":"Miami", "ListBrokerageCountry":"US", "ListBrokerageEmail":null, "ListBrokerageLogoUrl":null, "ListBrokerageName":"Golden International Realty", "ListBrokeragePhone":"(305) 961-1183", "ListBrokeragePostalCode":null, "ListBrokerageStateOrProvince":"FL", "ListBrokerageUnitNumber":"Ste 1950", "ListBrokerageUnparsedAddress":"1200 Brickell Ave.", "ListBrokerageWebsiteUrl":null, "ListOfficeAddress1":"1200 Brickell Ave.", "ListOfficeAddress2":"Ste 1950", "ListOfficeBrokerMlsId":"20211015164426691746000000", "ListOfficeCity":"Miami", "ListOfficeCountry":"US", "ListOfficeEmail":"elsyglez@ymail.com", "ListOfficePostalCode":"33131", "ListOfficeStateOrProvince":"FL", "ListPriceCurrencyType":"USD", "ListingTitle":"Residential - Single Family - Key Largo, FL", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/259-Saint-Thomas-Ave_Key-Largo_FL_33037_M61462-11588?f=listhub&s=FLKEYSMLSFL&m=618563&c=rexren", "MLSModificationTimestamp":"2026-03-08T04:15:09Z", "Neighborhoods":[{"Description":null, "Name":"27 - Key Largo MM 97-107"}], "PostalCode":null, "RawPropertySubType":"Residential - Single Family", "RawPropertyType":"Residential", "RoomCount":null, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":7831.34, "TaxDescription":null, "TaxYear":"2025"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 3/8/2026 12:00:43 PM GMT
Source Updated Date: 3/11/2026 7:05:06 PM GMT

Courtesy of: Merlin Perez, Golden International Realty, merlin@goldeninternationalrealty.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.