551 S Mashta Dr Key Biscayne, FL 33149
Village of Key Biscayne NeighborhoodEstimated payment $34,912/month
Total Views
1,937
6
Beds
5
Baths
3,245
Sq Ft
$1,693
Price per Sq Ft
Highlights
- Guest House
- 1 Bedroom Guest House
- Two Primary Bathrooms
- Key Biscayne K-8 Center Rated A-
- Heated In Ground Pool
- Roman Tub
About This Home
Your tropical private retreat on exclusive Mashta Island. This 6 bed / 5 bath, 3,245 SF Mediterranean villa sits on a spacious 10,000 SF lot with lush landscaping, a resort-style pool, and a private cabana guest suite. Interiors with soaring 10-foot ceilings flow seamlessly to the outdoors, perfect for entertaining and relaxed island living. Intentionally designed with two primary suites (first floor and second floor) enhancing comfort and privacy. The chef’s kitchen features a gas stove, cooking island, and SubZero refrigerator. Enjoy private balconies, a circular driveway, an attached 2-car garage with laundry, covered porches, and generous storage. Key Biscayne offers the ultimate family lifestyle with world-class amenities and a true sense of community.
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $50,906
Year Built
- Built in 1961
Lot Details
- 10,000 Sq Ft Lot
- South Facing Home
- Fenced
- Property is zoned 2001
Parking
- 2 Car Attached Garage
- Automatic Garage Door Opener
- Driveway
- Guest Parking
- Open Parking
Home Design
- Mediterranean Architecture
- Barrel Roof Shape
- Concrete Block And Stucco Construction
Interior Spaces
- 3,245 Sq Ft Home
- 2-Story Property
- Skylights
- Fireplace
- Blinds
- Family Room
- Den
- Utility Room in Garage
- Marble Flooring
- Garden Views
- Complete Impact Glass
Kitchen
- Breakfast Area or Nook
- Eat-In Kitchen
- Gas Range
- Dishwasher
- Cooking Island
- Disposal
Bedrooms and Bathrooms
- 6 Bedrooms
- Primary Bedroom on Main
- Primary Bedroom Upstairs
- Split Bedroom Floorplan
- Walk-In Closet
- Two Primary Bathrooms
- 5 Full Bathrooms
- Dual Sinks
- Roman Tub
- Separate Shower in Primary Bathroom
Laundry
- Laundry in Garage
- Dryer
- Washer
Outdoor Features
- Heated In Ground Pool
- Balcony
- Patio
- Exterior Lighting
Additional Homes
- Guest House
- 1 Bedroom Guest House
- One Bathroom Guest House
Utilities
- Central Heating and Cooling System
Listing and Financial Details
- Assessor Parcel Number 24-52-05-009-0350
Community Details
Overview
- No Home Owners Association
- Mashta Island A Replat Of Subdivision
Recreation
- Beach Club Membership Available
Map
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Home Values in the Area
Average Home Value in this Area
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2024 | $49,328 | $2,882,103 | -- | -- |
| 2023 | $49,328 | $2,620,094 | $0 | $0 |
| 2022 | $41,335 | $2,381,904 | $0 | $0 |
| 2021 | $36,734 | $2,165,368 | $1,650,000 | $515,368 |
| 2020 | $35,876 | $2,170,395 | $1,650,000 | $520,395 |
| 2019 | $34,591 | $2,126,609 | $1,650,000 | $476,609 |
| 2018 | $35,430 | $2,251,136 | $1,770,000 | $481,136 |
| 2017 | $36,480 | $2,257,502 | $0 | $0 |
| 2016 | $37,428 | $2,261,094 | $0 | $0 |
| 2015 | $35,311 | $2,087,668 | $0 | $0 |
| 2014 | $12,876 | $780,926 | $0 | $0 |
Source: Public Records
Property History
| Date | Event | Price | Change | Sq Ft Price |
|---|---|---|---|---|
| 04/15/2025 04/15/25 | For Sale | $5,495,000 | 0.0% | $1,693 / Sq Ft |
| 01/31/2024 01/31/24 | Rented | $19,000 | 0.0% | -- |
| 01/26/2024 01/26/24 | Under Contract | -- | -- | -- |
| 01/22/2024 01/22/24 | For Rent | $19,000 | 0.0% | -- |
| 01/10/2017 01/10/17 | Sold | $2,937,500 | -8.1% | $862 / Sq Ft |
| 12/12/2016 12/12/16 | Pending | -- | -- | -- |
| 08/23/2016 08/23/16 | Price Changed | $3,195,000 | -8.6% | $938 / Sq Ft |
| 02/22/2016 02/22/16 | For Sale | $3,495,000 | 0.0% | $1,026 / Sq Ft |
| 10/02/2014 10/02/14 | Rented | $12,500 | -10.7% | -- |
| 09/02/2014 09/02/14 | Under Contract | -- | -- | -- |
| 04/26/2014 04/26/14 | For Rent | $14,000 | -- | -- |
Source: MIAMI REALTORS® MLS
Deed History
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Warranty Deed | $2,900,000 | Attorney | |
| Warranty Deed | $2,937,500 | Attorney |
Source: Public Records
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Open | $2,730,000 | New Conventional | |
| Previous Owner | $137,500 | Unknown | |
| Previous Owner | $2,362,500 | Seller Take Back |
Source: Public Records
Similar Homes in Key Biscayne, FL
Source: MIAMI REALTORS® MLS
MLS Number: A11776724
APN: 24-5205-009-0350
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