TROPICAL ISLE HOMES SUB 4
350 Harbor Dr, Key Biscayne FL 33149
7 beds · 8.5 baths · 8,928 ft²
7
Bedrooms
8.5
Bathrooms
8,928
Sq. Ft.
1998
Year Built
2
Garage
917
Days on Market
Description
Key Biscayne Magnificent residence with Miami skyline at his best. Built on a over-sized lot (23774 sq.ft). Unique city views. Home offers 8,000+ sq.ft of great amenities and floor plan. Master suite on first floor with expansive own office library . Family room . 4 bedrooms en suite on second floor . Terraces on first and second floor . Two bedrooms en suite for staff. High ceilings through out the house , large floor to ceiling impact glass windows , large covered terrace embracing the backyard with BBQ area, sitting area and amazing city and pool views.dock area with boat lift (24000 pounds- 33 plus ft boat ) and dock sitting area. Double stairs circulation . 2 car enclosed garage . Gated . Must visit to appreciate how grand this house is.
Facts
- MLS#
- A10643797
- Subdivision
- TROPICAL ISLE HOMES SUB 4
- Property Type
- Residential
- Property Sub Type
- Single Family Residence
- Year Built
- 1998
- Lot Size
- 23,772 ft²
- Sq. Ft.
- 8,928 ft²
- Sq. Mt.
- 829 m²
- Price per sq. ft.
- $1,848/ft²
- Price per sq. mt.
- $19,903/m²
- Stories
- —
- Garage
- 2 spaces
- Pool
- —
- Days on Market
- 917 days
- Listed
- Mar 26, 2019
- Last Updated
- Jan 6, 2022
- Price/Lot Sq.Ft.
- $694/ft²
Comparable homes
Same ZIP, similar price + bedrooms.
SOLD$16,999,000
7 bd · 9 ba · 5,043 sqft
660 S Mashta Dr, Key Biscayne FL 33149
SOLD$16,500,000
7 bd · 10 ba · 10,776 sqft
7 Harbor Pt, Key Biscayne FL 33149
SOLD$15,950,000
7 bd · 10 ba · 8,307 sqft
880 HARBOR DRIVE, Key Biscayne FL 33149
SOLD$15,500,000
7 bd · 8 ba · 9,848 sqft
766 Harbor Dr, Key Biscayne FL 33149
SOLD$15,500,000
7 bd · 9 ba · 10,875 sqft
460 N Mashta Dr, Key Biscayne FL 33149
SOLD$14,950,000
7 bd · 7 ba · 3,890 sqft
4 Harbor Point, Key Biscayne FL 33149
SOLD$18,200,000
8 bd · 11 ba · 11,028 sqft
9 Harbor Point, Key Biscayne FL 33149
Market insights for Key Biscayne
Live MLS-derived activity. Forecast is a conservative rule-of-thumb estimate — not a guarantee.
Sellers market
May 2026
77
Median days to sold
+4.5%
1-year price forecast (est.)
Price & tax history
From the live MIAMI MLS feed. Older history requires the ListingHistory resource (not yet enabled).
| 1/6/2022 | Sold | $16,500,000 |
| 3/1/2021 | Price change | $16,500,000-25.0% |
| 3/26/2019 | Listed for sale | $22,000,000 |
History reflects fields present on the live MLS record. Full multi-year history requires the MIAMI ListingHistory resource (not yet enabled).
Location
GreatSchools Summary Ratings
Public + private K-12 schools within 5 miles of this listing.
The Quest CenterPK,KG,1,2,3,4,5,6,7,8,9,10,11,12 · public · 0.3 mi
Driftwood Middle School6,7,8 · public · 0.5 mi
Driftwood Elementary SchoolPK,KG,1,2,3,4,5 · public · 0.5 mi
Grace Christian AcademyKG,1,2,3,4,5,6,7,8,9,10,11,12 · private · 0.7 mi
Sheridan Park Elementary SchoolPK,KG,1,2,3,4,5 · public · 0.7 mi
PK-12 Virtual Academy Inc.3,5,8,9 · private · 0.7 mi
Hollywood Christian SchoolPK,TK,KG,1,2,3,4,5,6,7,8,9,10,11,12 · private · 1.0 mi
Lycee France-AmericanPK,KG,1,2,3,4,5 · private · 1.0 mi
International School Of Broward6,7,8,9,10,11,12 · charter · 1.1 mi
St Anthonys School of Higher Education1,2,3,4,5,6,7,8,9,10,11,12 · private · 1.2 mi
Estimated Monthly Payment
$101,720/mo
Principal & Interest
$87,820
Property Tax
$13,750
Insurance
$150
HOA
$0
Estimates only. Actual payment depends on credit, lender, insurance carrier, and FL/Miami-Dade specifics. Contact Rangely for a precise quote.
The data relating to real estate for sale on this website comes in part from the Southeast Florida Multiple Listing Service. MLS Data is deemed reliable, but is not guaranteed accurate by MIAMI REALTORS®.
Accuracy of listing information is not guaranteed. Listing information is provided for personal consumer, non-commercial use, solely to identify potential properties for potential purchase. All other use is strictly prohibited and may be a violation of federal and state law.
Copyright Southeast Florida MLS a/k/a SEFMLS © 2026.
Updated within 24 hours
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