591 N Mashta Drive
Key Biscayne, FL 33149
4
Bed
5
Bath
4,290Sqft
15,184Sqft(Lot)
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.
Property Details
Map
Map
What's Nearby
Nearby Areas
Features
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Bedroom Information
Total beds: 4Bathroom Information
Total Baths: 5 Full Baths: 4 Half Baths: 1Roofing Information
AluminumFlooring Information
Other, Wood -
Interior Features
BedroomOnMainLevelRoof: AluminumAppliances: Dryer, Dishwasher, ElectricWaterHeater, Disposal, GasRange, Microwave, TrashCompactor -
Heating & Cooling
Has Heating: Yes Heating: Central Has Cooling: Yes Cooling: CentralAir
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Building Information
Year Built: 1960Building Area Total: 6219Construction Materials: BlockStories: 1Frontage Length: 0.00Patio And Porch Features: DeckPool Features: InGroundPrivate Pool: YesWater front Features: CanalFront,NoneView: Canal, Water -
Exterior Features
Exterior Features: OutdoorLivingArea
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Lot Information
Main Square Feet: 15184 Lot Size Acres: 0.35 Lot Description: QuarterToHalfAcreLotProperty Information
Subdivision: MASHTA ISLAND A REPLAT OF Source Property Type: Residential Postal Code Plus 4: 1718 Property SubType: Single Family Residence Direction Faces: North Levels: One Property Age: 66
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Listing Price Information
Listing Price: $15500000Original Price: $16950000Cash, Conventional, FHA, VaLoan
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Tax Information
Parcel Number: 2452050090040 Tax Year: 2025 Annual Tax: $112793 Tax Legal Desc: MASHTA ISLAND A REPLAT OF TRS A B & C PB 65-65 LOT 11 BLK 1 LOT SIZE 104.000 X 146 OR 15577-14 0982 1 COC 22096-0549 03 2004 1
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Garage Information
Has Garage: Yes Garage Space: 2Homeowners Association Information
Association Amenities: None
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School Information
Elementary School: Key Biscayne K-8 Junior High School: Ponce De Leon Senior High School: Coral Gables -
Location Information
WaterSource: Public
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Nearby Home Value
| Address | Estimate | Bed | Bath | Sq. Ft | Lot Size |
|---|---|---|---|---|---|
| 440 S Mashta Dr, Key Biscayne, FL, 33149 | $85,000 | 6 | 7 | 8,202 | 8,202 SqFt |
| 140 Hampton Ln, Key Biscayne, FL, 33149 | $5,495,000 | 5 | 6 | 3,476 | 3,476 SqFt |
| 640 S Mashta Dr, Key Biscayne, FL, 33149 | $16,800,000 | 4 | 4 | 3,620 | 3,620 SqFt |
| 111 Reef Ln, Key Biscayne, FL, 33149 | $11,500,000 | 7 | 6 | 5,008 | 5,008 SqFt |
| Residential, Key Biscayne, FL, 33149 | $6,750,000 | 6 | 6 | 3,206 | 3,206 SqFt |
| 200 Ocean Lane Dr #401, Key Biscayne, FL, 33149 | $3,600,000 | 3 | 3 | 2,412 | 2,412 SqFt |
| 110 Hampton Ln, Key Biscayne, FL, 33149 | $6,900,000 | 6 | 7 | 3,550 | 3,550 SqFt |
| 200 Harbor Dr, Key Biscayne, FL, 33149 | $25,900,000 | 4 | 4 | 2,566 | 2,566 SqFt |
| Residentiallease, Key Biscayne, FL, 33149 | $25,000 | 6 | 6 | 3,206 | 3,206 SqFt |
| 350 Redwood Ln, Key Biscayne, FL, 33149 | $23,000 | 5 | 6 | 3,633 | 3,633 SqFt |
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ByOwner last updated this listing 07/07/2026 @ 07:45
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