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591 N Mashta Dr Key Biscayne FL 33149US4 Bed, 5.00 Bath (4 Full Bath , 1 Half Bath), A11924175
591 N Mashta Dr Key BiscayneFL33149
16950000.0000 1/1/1900 12:00:00 AM
Realty Executives of South Florida
643 East Atlantic BlvdPomano BeachFL33060
954-804-5668
1 /

Courtesy of: Cristina D Anglemont De Tassigny, EXP Realty LLC, anglemont1@hotmail.es

591 N Mashta Dr
Key Biscayne FL 33149 US

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1 /

Courtesy of: Cristina D Anglemont De Tassigny, EXP Realty LLC, anglemont1@hotmail.es

Realty Executives of South Florida
643 East Atlantic Blvd
Pomano Beach, FL, US 33060
954-804-5668

Get more info about this property

591 N Mashta Dr
Key Biscayne FL 33149 US

$16,950,000

Active Listing ID A11924175
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4 bed
bath icon
5.00 Bath (4 Full , 1 Half)
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Single Family Residence

$16,950,000

Active Listing ID A11924175
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Maps

591 N Mashta Dr BEAUTIFUL AND UNIQUE WATERFRONT HOME ON EXCLUSIVE MASHTA ISLAND, ON DESIRABLE NORTH MASHTA DR IN KEY BISCAYNE. ELEVATED AND VERY COMFORTABLE 4BR/4.5BA + MAID’S QUARTERS WITH APPROX. 4, 290 SQ FT UNDER A/C, SITTING ON A LARGE AND PRIVATE 15, 184 SQ FT LOT, IDEAL FOR ENJOYING WITH FAMILY AND FRIENDS. APPROX. 50 FT DOCK WHERE THE OWNERS HAVE DOCKED BOATS OF AROUND 78 FT, WITH DEEP WATER OF ABOUT 8 FT EVEN AT LOW TIDE – A RARE TRUE DEEP-WATER ACCESS ON THE ISLAND. NORTH-FACING CANAL KEEPS THE HOUSE AND OUTDOOR AREAS PLEASANT AND COOLER ALL YEAR ROUND. EASY TO SHOW. BRING YOUR QUALIFIED BUYERS AND BEST OFFERS.

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Property Features

  • Facts
  • Property Type: Residential
  • Property Sub-type: Single Family Residence
  • Features
  • Full Bathrooms: 4
  • 1/2 Bathrooms: 1
  • Cooling System: Central Air
  • Exterior Finish: Deck
  • Floor Covering: Hardwood, Other, Wood
  • Roof Type: Aluminum
  • Heating Fuels: Central
  • Additional Features
  • Patio
  • Waterfront

School Information

  • School
  • Keybiscayne(Elementary)
  • Ponce De Leon(MiddleSchool)
  • Coral Gables(HighSchool)

Property

  • propertytype: Residential
  • propertysubtype: Single Family Residence
  • listprice: 16950000
  • unparsedaddress: 591 N Mashta Dr
  • postalcity: Key Biscayne
  • stateorprovince: FL
  • country: US
  • postalcode: 33149
  • bathroomsfull: 4
  • bathroomshalf: 1
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeunits: Acres
  • livingarea: 4290
  • livingareaunits: Square Feet
  • listagentfullname: Cristina D Anglemont De Tassigny
  • listagentemail: anglemont1@hotmail.es
  • listagentkey: 3yd-MAORFL-3327365
  • listagentmlsid: 3327365
  • listagentpreferredphone: 7864730860
  • listagentofficephone: 8888838509
  • listofficekey: 3yd-MAORFL-EXPP01
  • listagentstatelicense: 3327365
  • listofficemlsid: EXPP01
  • disclaimer: Copyright © 2026 Miami Association 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: MAORFL
  • yearbuilt: 1960
  • countyorparish: Miami-Dade
  • parcelnumber: 24-52-05-009-0040
  • elementaryschool: Keybiscayne
  • highschool: Coral Gables
  • appliances: Dishwasher, Dryer, Garbage Disposer, Microwave, Range, Trash Compactor, Washer
  • cooling: Central Air
  • constructionmaterials: Block, Brick
  • flooring: Hardwood, Other, Wood
  • heating: Central
  • fireplaceyn: False
  • transactiontype: ForSale
  • storiestotal: 0
  • parkingtotal: 0
  • parkingfeatures: Garage, Other
  • roof: Aluminum
  • view: Water
  • waterfrontyn: True
  • interiorfeatures: Bedroom On Main Level, First Floor Entry
  • exteriorfeatures: Deck
  • 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
  • patioandporchfeatures: Deck
  • dock: False
  • poolprivateyn: False
  • spayn: False
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: False
  • internetconsumercommentyn: False
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"EXP REALTY LLC", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "Expenses":[], "GeocodeOptions":null, "LeadRoutingEmail":"anglemont1@hotmail.es", "ListBrokerageCity":"Jacksonville", "ListBrokerageCountry":"US", "ListBrokerageEmail":"adminfl@exprealty.com", "ListBrokerageLogoUrl":null, "ListBrokerageName":"EXP REALTY LLC", "ListBrokeragePhone":"(888) 883-8509", "ListBrokeragePostalCode":"32256", "ListBrokerageStateOrProvince":"FL", "ListBrokerageUnitNumber":null, "ListBrokerageUnparsedAddress":"10752 DEERWOOD PARK BLVD. SUITE 100", "ListBrokerageWebsiteUrl":null, "ListOfficeAddress1":"10752 Deerwood Park Blvd #100", "ListOfficeAddress2":null, "ListOfficeBrokerMlsId":"3228393", "ListOfficeCity":"Jacksonville", "ListOfficeCountry":"US", "ListOfficeEmail":"a.shahin.broker@exprealty.net", "ListOfficePostalCode":"32256", "ListOfficeStateOrProvince":"FL", "ListPriceCurrencyType":"USD", "ListingTitle":"Detached, One Story, Single Family Residence - Key Biscayne, FL", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/591-N-Mashta-Dr_Key-Biscayne_FL_33149_M62239-04874?f=listhub&s=MAORFL&m=A11924175&c=rexren", "MLSModificationTimestamp":"2026-01-15T14:05:59Z", "Neighborhoods":[], "PostalCode":null, "RawPropertySubType":"Single Family Residence", "RawPropertyType":"Residential", "RoomCount":null, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":112793, "TaxDescription":null, "TaxYear":"2025"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 1/15/2026 10:35:12 PM GMT
Source Updated Date: 1/19/2026 6:49:59 PM GMT

Courtesy of: Cristina D Anglemont De Tassigny, EXP Realty LLC, anglemont1@hotmail.es

Copyright © 2026 Miami Association 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.

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