Date
Details
Price
Change
Source
11/26/2025
Listed
$16,950,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/43
$16,950,000
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1/43
Property Description
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.
Full Property Details
Full Property Details for 591 N Mashta Dr
General
- Price: $16,950,000
- Taxes: $112,793 (2025)
- Status: Active
- Type: Single Family
- Source: Greater_Miami
- MLS ID: A11924175
- Updated: 1/15/2026
- Added to Site: 51 day(s) ago
Interior
- Interior Features: First Floor Entry, No Additional Rooms
- Appliances: Trash Compactor, Dishwasher, Disposal, Dryer, Electric Water Heater, Microwave, Gas Range
- Flooring: Other, Wood
Rooms
Bathrooms
- Total Bathrooms: 5
- Full Bathrooms: 4
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 4
- Bedroom Features: Entry Level
Other Rooms
- Living Room: No Additional Rooms Sq. Ft.
Additional Information
- Pool: Yes
- Pool Description: In Ground
Exterior
- Deck/Patio: Deck
Parking
- Garage: Yes
- Garage Spaces: 2
- Covered Spaces: 2
- Parking Features: Other
Location
- Area: Mashta Island A Replat Of
- County: Miami-Dade County
- Subdivision: MASHTA ISLAND A REPLAT OF
- Building Name: MASHTA ISLAND A REPLAT OF
- Direction Faces: North
School Information
- Elementary School: Keybiscayne
- Middle School: Ponce De Leon
- High School: Coral Gables
Community
- Community Name: Mashta Island A Replat Of
Heating & Cooling
- Air Conditioning: Yes
- Cooling Type: Central Air
- Heating Type: Central
Utilities
- Sewer: Septic Tank
- Water: Municipal Water
Structural Information
- Architectural Style: Detached, One Story
- Structure Type: House
- Detached/Attached: Detached
- Construction: Concrete Block With Brick
- Roof: Aluminum
- Building Size: 6219
- Square Feet: 4,290
- Living Area: 4,290 Sq. Ft.
- Year Built: 1960
Lot Features
- Property View: Canal, Water
- Lot Size (Sq. Ft.): 15,184
- Lot Features: 1/4 To Less Than 1/2 Acre Lot
- Zoning: 2001
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: Ocean Access, Canal Front
Financial Considerations
- Price Per Sq. Ft.: $3,951.05
- Tax Amount: $112,793
- Tax Year: 2025
- Terms: All Cash, Conventional, FHA, FHA-Va Approved
Disclosures and Reports
- Legal Description: MASHTA ISLAND A REPLAT OF TRS A B & C PB 65-65 LOT 11 BLK 1 LOT SIZE 104.000 X 146 OR 15577-14 0982 1 COC 22096-0549 03 2004 1
- Restrictions: See Broker Remarks
- Inclusions: None
- Property ID: 24-52-05-009-0040
Listed by EXP Realty LLC
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Listing agent
— 591 N Mashta Dr —
EXP Realty LLC
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Schools
Schools serving 591 N Mashta Dr
School District:Dade County School District
| Name | Grades | Distance |
|---|---|---|
Key Biscayne K-8 Center 150 West McIntyre Street, Key Biscayne, FL 33149 | PK-5 | 0.5 mi |
Ponce De Leon Middle School 5801 Augusto Street, Coral Gables, FL 33146 | 6-8 | 6.5 mi |
Coral Gables Senior High School 450 Bird Road, Coral Gables, FL 33146 | 9-12 | 6.5 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 591 N Mashta Dr
Tax History
Tax History for 591 N Mashta Dr
Year
Property Taxes
Change
Tax Assessment
Change
2024
$99,689
10%
$6,990,717
9%
2023
$90,594
26%
$6,434,780
37%
2021
$72,097
-13%
$4,693,859
-25%
2022
$82,433
5%
$6,243,258
33%
2021
$78,343
1%
$4,698,283
—
2019
$77,880
3%
$4,702,705
—
2018
$75,396
-19%
$4,707,128
-28%
2017
$92,947
2%
$6,518,447
39%
2016
$91,094
5%
$4,698,740
10%
2015
$87,102
9%
$4,271,582
10%
2014
$79,738
19%
$3,883,257
4%
2013
$67,165
—
$3,728,922
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 591 N Mashta Dr
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![[Address not provided], Miami, FL 33142 - Photo 1](https://m1.cbhomes.com/p/943/A11943356/1D35B7dC0b314c7/s23cc.webp)
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- Single Family
- Active
- Updated 6 days ago
- 4Beds
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- 2Total Baths
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591 N Mashta Dr, Key Biscayne, FL 33149 (MLS# A11924175) is a Single Family property with 4 bedrooms, 4 full bathrooms and 1 partial bathroom. 591 N Mashta Dr is currently listed for $16,950,000 and was received on November 26, 2025. Want to learn more about 591 N Mashta Dr? Do you have questions about finding other Single Family real estate for sale in Key Biscayne? You can browse all Key Biscayne real estate or contact a Coldwell Banker agent to request more information.