548 S Mashta Dr
Key Biscayne, FL 33149
- 6 Beds
- 7.5 Baths
- 9,000 sqft (on 0.34 acres)
6 Beds
7.5 Baths
9,000 sqft
(on 0.34 acres)
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
2015
Lot Size
0.34 acres
Living Area
9,000 sqft
Price/Sqft
$2,541
Parking
Garage
About this House
WATERFRONT HOUSE.LOCATED ON OPEN BAY.STUNNING VIEWS!...
548 S Mashta Dr, Key Biscayne, FL 33149 is a 6 bedroom, 9 bathroom, 9,000 sqft single-family home built in 2015. It last sold for $5,300,000 on May 20, 2010. More recently, it was listed as a rental in May 2011 with an asking price of $8,900 per month. That rental listing was removed on October 8, 2011. It is currently off market. The Trulia Estimate is $22,870,900, with a rent estimate of $103,085/month.
Home Details for 548 S Mashta Dr
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Heating & Cooling Heating: Forced Air, Heat Pump, Electric, Propane ButaneAir ConditioningCooling System: CentralHeating Fuel: Forced Air |
Levels, Entrance, & Accessibility Stories: 4ElevatorFloors: Tile, Carpet, Hardwood |
Interior Details AtticIn-law unitNumber of Rooms: 16Types of Rooms: Walk In Closet, Breakfast Nook, Dining Room, Family Room, Laundry Room, Library, Master Bath, Office, Pantry, Recreation RoomWet Bar |
Appliances & Utilities Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher |
Fireplace & Spa FireplaceHot Tub or SpaJetted Bath Tub |
Windows, Doors, Floors & Walls Double Paned Windows |
Security Security System |
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Exterior Home Features Roof: Composition, MetalDeckExterior: Stone, Wood Products, Cement Concrete, MetalLawnPatioPorchSprinkler System |
Pool Pool |
Parking & Garage GarageParking Spaces: 5Parking: Carport, Garage Attached, Off Street, On Street |
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Year Built Year Built: 2015Year Updated: 2015 |
Property Type / Style Property Type: Single Family HomeArchitecture: Contemporary |
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Furnished |
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Units in Building: 1 |
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Lot Area: 0.34 acres |
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Intercom |
Price History for 548 S Mashta Dr
| Date | Price | Event | Source |
|---|---|---|---|
| 10/08/2011 | $9,500 | ListingRemoved | Agent Provided |
| 07/14/2011 | $9,500 | PriceChange | Agent Provided |
| 05/15/2011 | $8,900 | Listed For Rent | Agent Provided |
| 05/20/2010 | $5,300,000 | Sold | N/A |
Market trends in Key Biscayne
Last updated June 2026
Avg. sale price
$1.58M
$113KMoM
Sale-to-List Price
—
Price per sq ft
$945
$37MoM
Available listings
159
9MoM
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $160,683 |
| Assessment | $12,265,186 |
Home facts updated by county records
Comparable Sales for 548 S Mashta Dr
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.44 | Single-Family Home | $6,500,000 | 03/31/26 | 7 | 7.5 | 5,528 | |
0.43 | Single-Family Home | $4,950,000 | 04/20/26 | 6 | 6 | 3,888 | |
0.17 | Single-Family Home | $4,750,000 | 02/04/26 | 4 | 3.5 | 3,382 | |
0.61 | Single-Family Home | $4,820,000 | 08/15/25 | 6 | 6.5 | 4,165 | |
0.63 | Single-Family Home | $21,000,000 | 02/26/26 | 6 | 7 | 8,031 | |
0.19 | Single-Family Home | $1,200,000 | 06/05/26 | 4 | 4.5 | 3,241 | |
0.51 | Single-Family Home | $4,200,000 | 03/27/26 | 6 | 5.5 | 3,436 | |
0.56 | Single-Family Home | $5,690,000 | 06/15/26 | 6 | 5 | 3,584 | |
0.59 | Single-Family Home | $3,700,000 | 01/27/26 | 5 | 5 | 3,962 | |
0.41 | Single-Family Home | $3,475,000 | 01/27/26 | 5 | 4.5 | 2,320 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 548 S Mashta Dr.
What Locals Say about Key Biscayne
At least 116 Trulia users voted on each feature.
94 % Say it's walkable to grocery stores
94 % Say kids play outside
90 % Say it's dog friendly
90 % Say it's walkable to restaurants
86 % Say people would walk alone at night
86 % Say there are sidewalks
79 % Say it's quiet
79 % Say there's holiday spirit
76 % Say they plan to stay for at least 5 years
68 % Say parking is easy
67 % Say streets are well-lit
60 % Say there are community events
58 % Say neighbors are friendly
54 % Say yards are well-kept
52 % Say there's wildlife
50 % Say car is needed
Sourced by Trulia users. Learn more about our methodology.
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