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House in Key Biscayne, FL 33149Mashta Island, 591 N Mashta Dr
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Closed
$14,000,000
$3M4
Beds41/2
Baths4,290
SqFt$3,263
$/SqFtSold - Aug 03, 2026
Ultra Luxury House
Built in 1960
2 Parking
Canal,Water View
Waterfront
Detached, One Story
Deck
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.
MLS Number: A11924175
On Site: 306 Days
Updated: 37 Days ago
Page Views: 0
Features
Bedrooms
- Bedrooms: 4
Bathrooms
- Bathrooms: 4
- Half Bathrooms: 1
Exterior and Lot Features
- Exterior Features: Deck
- View: Canal,Water
Interior, Heating and Cooling
- Interior Features: BedroomOnMainLevel, FirstFloorEntry
- Equipment / Appliances: Dryer, Dishwasher, ElectricWaterHeater, Disposal, GasRange, Microwave, TrashCompactor
- Heating Description: Central
- Cooling Description: CentralAir
Building and Construction
- Floor Description: Hardwood,Other,Wood
- Year Built: 1960
- Year Built Description: Resale
- Style: Detached,OneStory
Waterfront and Water Access
- Waterfront Frontage: Yes
School Information
- Elementary School: Keybiscayne
- Middle School: Ponce De Leon
- Senior High School: Coral Gables
Other Property Info
- Garage: 2
- Listing Date: 2025-12-03T22:42:36.000-00:00
- Directions: North
Taxes, Fees & More
- Taxes: 112793
- Parking Description: Other
Apples-to-Apples Comparables
Price History
Current
$14M
High
$17M
Low
$14M
Total Change
-17.4%Date
Event
Price
Change
Price Per
08/03/2026
Sold
$14M
0%$3,263 ft2
$35,127 m2
03/20/2026
Price Reduced
$14M
-9.68%$3,263 ft2
$35,127 m2
03/20/2026
Price Reduced
$15.5M
0%$3,613 ft2
$38,891 m2
03/20/2026
Price Reduced
$15.5M
-8.55%$3,613 ft2
$38,891 m2
12/02/2025
Listed
$17M
$3,951 ft2
$42,529 m2
08/03/2026
$14M
Event
Sold
Change
0%Price Per
$3,263 ft2
$35,127 m2
03/20/2026
$14M
Event
Price Reduced
Change
-9.68%Price Per
$3,263 ft2
$35,127 m2
03/20/2026
$15.5M
Event
Price Reduced
Change
0%Price Per
$3,613 ft2
$38,891 m2
03/20/2026
$15.5M
Event
Price Reduced
Change
-8.55%Price Per
$3,613 ft2
$38,891 m2
12/02/2025
$17M
Event
Listed
Price Per
$3,951 ft2
$42,529 m2
Price per square foot and days on website are not provided values and are calculated by Subdivisions.
Listed by Cristina D Anglemont De Tassigny • EXP Realty LLC • Buyer Agency Compensation .
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Scores
8
100
36
100
80
100
0
100
24
100
0
100
Community Snapshot
4 – 5 BR
Bedrooms
$6.4M – $19.9M
Price Tier
2,255 - 10,820
SqFt Range
1972
Year Build
1
Total Floors
71
Total Units
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- Key Cassa Condo2
- Lake Villa Condo2
- Mashta Island Mixed4
- Matheson Estates House0
- Ocean Tower Condo5
- Oceana Key Biscayne Mixed6
- Resort Villa Condo2
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Mid-Tier
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High-End
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- Grand Bay Tower Condo3
- Holiday Colony House0
- Hurricane Cove House1
- Island House Co-Op5
- Key Cassa Condo2
- Lake Villa Condo2
- Mashta Island Mixed4
- Matheson Estates House0
- Ocean Tower Condo5
- Oceana Key Biscayne Mixed6
- Resort Villa Condo2
- Sands Of Key Biscayne Condo2
- The Ritz-Carlton Key Biscayne Condo1
- Tropical Isle Homes House14
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