Don't miss this opportunity to own a rarely available wide bay front home on S Mashta Dr featuring 100 ft of water frontage & unobstructed views. This large 2 story home has an eat in kitchen, 3 door wine chiller & separate walk-in pantry/storage area. An adjacent covered patio is separated from the kitchen by multi sliding impact doors that open & stack against each other expanding your entertaining space & bringing the outside in. The primary BR has 2 full baths & 3 walk-in closets. There are an additional 4 BR's & 4 baths on the first floor, one of which has a kitchenette & a separate entrance. A mosaic staircase leads to 2 additional bedrooms w/ensuite baths & a large shared balcony Additional amenities include heated pool, cabana bath & an expansive patio for entertaining.
Sold for $13,800,000
$13,800,000
660 S Mashta Dr, Key Biscayne, FL 33149
7beds
5,043sqft
Single Family Residence
Built in 1965
0.34 Acres Lot
$13,368,700 Zestimate®
$2,736/sqft
$7,144 Estimated rent
Home value
$13,368,700
$11.63M - $15.37M
$7,144/mo
Zestimate® history
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$94,916/mo
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List your homeWhat's special
Heated poolMosaic staircaseWide bay front homeLarge shared balconyUnobstructed viewsAdjacent covered patioEat in kitchen
Zillow last checked:
Listing updated:
Listed by:
Kathy Green 305-343-7457,
Coldwell Banker Realty
Bought with:
Giulietta Ulloa, 0658811
BHHS EWM Realty
Source: MIAMI,MLS#: A11526068
Originating MLS: A-Miami Association of REALTORS
Originating MLS: A-Miami Association of REALTORSFacts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 7
- Bathrooms: 9
- Full bathrooms: 8
- 1/2 bathrooms: 1
Heating
- Electric
Cooling
- Electric
Appliances
- Included: Dishwasher, Disposal, Dryer, Electric Range, Refrigerator, Oven, Washer
- Laundry: Laundry Room
Features
- Built-in Features, Pantry, Walk-In Closet(s)
- Flooring: Marble
- Windows: Electric Shutters, Impact Glass
Interior area
- Total structure area: 6,195
- Total interior livable area: 5,043 sqft
Property
Parking
- Parking features: Driveway
- Has uncovered spaces: Yes
Accessibility
- Accessibility features: Accessible Full Bath, Accessible Approach with Ramp, Roll-In Shower, Accessible Doors, Accessible Hallway(s), Accessible, Accessibly Equipped
Features
- Stories: 2
- Entry location: First Floor Entry
- Patio & porch: Deck, Patio
- Has private pool: Yes
- Pool features: Heated, Pool Bath
- Fencing: Fenced
- Has view: Yes
- View description: Bay
- Has water view: Yes
- Water view: Bay
- Waterfront features: Ocean Access, No Fixed Bridges, Seawall, WF/Pool/Ocean Access, Bay
- Frontage type: Bay/Harbor
- Frontage length: 100
Lot
- Size: 0.34 Acres
- Features: 1/4 To Less Than 1/2 Acre Lot
Details
- Parcel number: 2452050080300
- Zoning: 2001
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- CBS Construction
- Roof: Other
Condition
- Year built: 1965
Utilities & green energy
- Sewer: Public Sewer
- Water: Municipal Water
Community & HOA
Community
- Security: Owned Burglar Alarm
- Subdivision: Mashta Island
HOA
- Has HOA: No
Location
- Region: Key Biscayne
Financial & listing details
- Price per square foot: $2,736/sqft
- Tax assessed value: $10,020,831
- Annual tax amount: $130,181
- Date on market: 1/19/2024
- Listing terms: All Cash,Conventional
Price history
| Date | Event | Price |
|---|---|---|
| 3/28/2025 | Sold | $13,800,000-18.8%$2,736/sqft |
Source:  MIAMI #A11526068 Report a problem | ||
| 2/18/2025 | Pending sale | $16,999,000$3,371/sqft |
Source: MIAMI #A11526068 Report a problem | ||
| 9/16/2024 | Price change | $16,999,000-15%$3,371/sqft |
Source: MIAMI #A11526068 Report a problem | ||
| 4/24/2024 | Price change | $19,999,000-8.9%$3,966/sqft |
Source: MIAMI #A11526068 Report a problem | ||
| 2/6/2024 | Listed for sale | $21,950,000+350.3%$4,353/sqft |
Source: MIAMI #A11526068 Report a problem | ||
| 1/18/2011 | Sold | $4,875,000+227.8%$967/sqft |
Source: Public Record Report a problem | ||
| 6/26/1998 | Sold | $1,487,000$295/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $156,673 +8.3% | $9,904,835 +10% |
| 2024 | $144,610 +7.8% | $9,004,396 +10% |
| 2023 | $134,207 +9.8% | $8,185,815 +10% |
| 2022 | $122,179 +8.7% | $7,441,650 +10% |
| 2021 | $112,426 +4% | $6,765,137 +3.4% |
| 2020 | $108,088 -0.3% | $6,544,165 -0.1% |
| 2019 | $108,424 +5.8% | $6,548,195 +2.3% |
| 2018 | $102,528 | $6,401,227 -10.8% |
| 2017 | $102,528 -13% | $7,179,123 +10% |
| 2016 | $117,911 +16.7% | $6,526,476 +10% |
| 2015 | $101,025 +2.7% | $5,933,160 +10% |
| 2014 | $98,332 +24.3% | $5,393,782 +10% |
| 2013 | $79,137 +0% | $4,903,439 +7.4% |
| 2012 | $79,137 +8.1% | $4,566,582 +8.9% |
| 2011 | $73,208 +2.1% | $4,193,964 +9.8% |
| 2010 | $71,737 -18.5% | $3,821,319 -22.4% |
| 2009 | $88,021 -5.1% | $4,926,933 -7.1% |
| 2007 | $92,775 +52.7% | $5,306,228 |
| 2006 | $60,748 | -- |
| 2005 | $60,748 +39.5% | -- |
| 2004 | $43,540 +18.5% | -- |
| 2003 | $36,753 +21.9% | -- |
| 2002 | $30,158 | -- |
| 2001 | $30,158 | -- |
Find assessor info on the county website
Neighborhood: 33149
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Nearby schools
GreatSchools rating
- 8/10Key Biscayne K-8 CenterGrades: PK-8Distance: 0.6 mi
- 5/10Coral Gables Senior High SchoolGrades: PK,9-12Distance: 6.4 mi
- 6/10Ponce De Leon Middle SchoolGrades: 6-8Distance: 6.4 mi
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Estimated market value
$13,368,700
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$13,368,700
- Florida
- Miami-Dade County
- Key Biscayne
- 33149
- 660 S Mashta Dr
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