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Mashta Island, 591 N Mashta Dr House in Key Biscayne, FL 33149
$15,500,000
4
Beds41/2
Baths4,290
SqFtStatus
Backup
A backup offer is when a home seller has accepted an offer from a buyer, but is still accepting offers from other buyers. Sellers state that they are accepting backup offers if they think the current offer may fall through.
Parking
2
Size
4,290 SqFt (399 m2)
Price
$3,613/SqFt ($38,891/m2)
Type
House
Built
1960
MLS Number
A11924175
View
Canal,Water
On Site
207 Days
Updated
31 Days ago
Page Views
0
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 ... Read more
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
$15.5M
High
$17M
Low
$15.5M
Total Change
8.6%Date
Event
Price
Change
Price Per
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
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 .
Listing Location & Street View
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Community Snapshot
4 to 4 BR
Bedrooms
$15.5M to $16.8M
Price Tier
2,255 - 10,820
SqFt Range
1978
Year Build
1
Total Floors
71
Total Units
N/A
Total Sales
Key Biscayne Ultra Luxury Ultra Luxury Homes & Condos
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- Cape Florida House10
- Casa Del Mar Mixed1
- Club Tower Condo4
- Commodore Club East Condo4
- Grand Bay Tower Condo3
- Holiday Colony House2
- Key Cassa Condo1
- Mashta Island Mixed2
- Matheson Estates House0
- Ocean Tower Condo8
- Oceana Key Biscayne Mixed11
- Resort Villa Condo3
- Sands Of Key Biscayne Condo2
- Tropical Isle Homes House16
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