$17,400,000
Key Biscayne, FL 33149
MLS# A10811961
Status: Closed
6 beds | 8 baths | 14969 sqft
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Property Description
Enjoy ocean and sunset views from this 2014 Mashta Island estate on a 23,814 SqFt oversized lot with 138ft of water frontage. This custom-built home, inspired by Modern architect Richard Meier, features pure geometric lines and integrated open spaces with an emphasis on natural light. Unique features include a 3-story curved glass curtain wall, 14 skylights over a 27-ft high atrium, NanaWall folding glass doors, elevator, gym, dock, staff quarters, 4-car garage, generator and smart home technology.
Details
Maps
Contract Information
Comp Sale YN: No
Listing Date: 2020-02-04
Status: Closed
Original List Price: 18200000
Sold Price: $17,400,000
Current Price: $17,400,000
Occupant Type: Owner
Location and Legal
Country: United States
County Or Parish: Miami-Dade
County Parish Name: Miami-Dade
Street Number: 500
Street Direction Prefix: S
Street Name: Mashta
Street Suffix: Drive
City Name: Key Biscayne
Municipal Code: 24
State Or Province: FL
Postal Code: 33149
Postal Code +4: 1733
Postal Zip: 33149
Subdivision Name: MASHTA ISLAND A REPLAT OF
Area: 2520
Elementary School: Key Biscayne K-8
Middle Or Junior School: Madison
Parcel Number: 2452050090200
Subdivision Number: 9
Zoning: 2001
Flood Zone: AE
Directions: Once you enter the village of Key Biscayne, turn right onto Harbor Drive. After 1.6 miles, turn right onto W Mashta Drive. After 0.2 miles, 500 S Mashta will be straight ahead of you.
General Property Information
Property Sub Type: Single Family Residence
Bedrooms Total: 6
Bathrooms Total: 8
Bathrooms Full: 6
Bathrooms Half: 2
Building Area Main: 14969
Living Area Main: 10820
Adjusted Area Main: 11149
Year Built: 2014
Garage YN: 1
Attached Garage YN: 1
Garage Spaces: 4
Covered Spaces: 4
Lot Size Area: 23814
Lot Size Acres: 0.55
Lot Size Dimensions: 126x189
Senior Community YN: Yes
Waterfront YN: 1
Water Frontage Feet: 138
Outdoor Living Spaces YN: Yes
Stories Total: 3
Direction Faces: Southwest
Pool Private YN: Yes
Spa YN: Yes
Furnished: Unfurnished
Financial Information
Membership Fee Required YN: No
Tax Annual Amount: 208849
Tax Year: 2015
Tax Legal Description: 5-6 55 42 PB 65-65 MASHTA ISLAND A REPLAT OF TRS A B & C PB 65-65 LOT 19 BLK 3 LOT SIZE 126.000 X 189 COC 23768-4016 09 2005 1
Status Change Information
Major Change Timestamp: 2021-04-13T23:44:28Z
Major Change Type: Status Change
Price Change Timestamp: 2021-02-22T16:00:41Z
Status Change Date: 2021-04-27
Under Contract Date: 2021-02-16
Close Date: 2021-04-13
Close Price: 17400000
Buyer Financing: Cash
Boat and Dock Information
Dock: Yes
Pool Size Details
Pool Size (WxL): 46x16
Storm Protection
Impact Glass: Partial
Buyer Details
Intended Use: Unknown/Withheld
Concessions
Seller Concessions: No
Price Calculations
Current Price To SqFt: 1608.13
Section Details
Parcel Number MLX: 0200
Originating Details
Originating System Key: 342860384
Originating System ID: M00000151
Property Features
Dining Area: Breakfast Area; Eat-In Kitchen; Formal Dining
Exterior Features: Awning(s); Lighting
Flooring: Marble; Wood
Parking Features: Garage Door Opener; Guest; Attached; Attached Garage; Garage
Property Condition: New Construction
Appliances: Dishwasher; Disposal; Dryer; Gas Range; Microwave; Refrigerator; Washer
Water Heater Details: Electric Water Heater; Gas Water Heater
Boat and Dock Features: Hoist/Davit; Private Dock
Construction Materials: CBS
Cooling: Central Air; Electric
Fencing: Fenced
Heating: Central; Electric
Interior Features: Built-in Features; Central Vacuum; Closet Cabinetry; Elevator; Entrance Foyer; High Ceilings; Storage; Walk-In Closet(s)
Levels: Three Or More
Listing Terms: Cash; Conventional
Lot Features: Oversized Lot
Pool Features: Heated; Pool Sweep; Pool/Spa Combo
Possession: Negotiable
Restrictions: No Restrictions
Roof: Metal
Security Features: Security System; Smoke Detector(s)
Sewer: Public Sewer
Special Information: Sold As-Is
Sprinkler Description: Auto Sprinkler
Tax Information: City/County
Utilities: Cable Available
Water Access: Ocean Access
Water Source: Public
Water View: Bay; Direct Ocean
Waterfront Features: Bayfront; Ocean Front; Seawall
Window Features: Blinds; Skylight(s); Tinted Windows
Showing Requirements: Call Listing Agent
Outdoor Living Spaces: Deck; Patio
Contingencies: None
Room Types: Atrium; Den; Family Room; Laundry; Maid/In-Law Quarters
Acreage Description: 1/2 To Less Than 1 Acre Lot
Room Information
| Room Name |
| Atrium |
| Den |
| Family Room |
| Maid/In-Law Quarters |
| Laundry |
Listing Office: One Sotheby's International Realty
Last Updated: August - 08 - 2026
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