HOLIDAY COLONY
346 Gulf Road, Key Biscayne FL 33149
5 beds · 6 baths · 3,285 ft²
$5,250,000
Est. Payment $27,943/mo
5
Bedrooms
6
Bathrooms
3,285
Sq. Ft.
1953
Year Built
45
Days on Market
Description
Exceptional opportunity in Key Biscayne’s desirable Holiday Colony, just a short stroll from the island’s beautiful sandy beaches. Location truly is everything, and this property offers the rare chance to own a home in one of Key Biscayne’s most sought-after neighborhoods, where the beach lifestyle can be enjoyed every day. Situated on an oversized lot of over 12,000 Sq Ft, this residence features 5 bedrooms and 6 bathrooms, all conveniently located on one level, with a spacious and functional floor plan. The home offers wonderful natural light and a generous backyard with pool, providing the perfect setting for outdoor living, entertaining, and enjoying the tranquility of island life. Whether you choose to enjoy the home as it is, update it to today’s standards, or create your own dream residence, this property offers endless potential in a truly prime location within walking distance to the beach, parks, and everything that makes Key Biscayne such a special place to live.
Facts
- MLS#
- A11991746
- Subdivision
- HOLIDAY COLONY
- Property Type
- Residential
- Property Sub Type
- Single Family Residence
- Year Built
- 1953
- Lot Size
- 12,057 ft²
- Sq. Ft.
- 3,285 ft²
- Sq. Mt.
- 305 m²
- Price per sq. ft.
- $1,598/ft²
- Price per sq. mt.
- $17,213/m²
- Stories
- —
- Garage
- —
- Pool
- —
- Days on Market
- 45 days
- Listed
- Mar 31, 2026
- Last Updated
- Jul 27, 2026
- Price/Lot Sq.Ft.
- $435/ft²
Comparable homes
Same ZIP, similar price + bedrooms.
SOLD$5,250,000
5 bd · 7 ba · 3,650 sqft
325 Harbor Dr, Key Biscayne FL 33149

$5,200,000
5 bd · 5 ba · 3,535 sqft
797 Glenridge Rd, Key Biscayne FL 33149
SOLD$5,250,000
6 bd · 6 ba · 3,737 sqft
320 Woodcrest Rd, Key Biscayne FL 33149
SOLD$4,850,000
5 bd · 6 ba · 4,089 sqft
220 Cypress Dr, Key Biscayne FL 33149

$5,995,000
5 bd · 6 ba · 3,762 sqft
561 Warren Ln, Key Biscayne FL 33149
SOLD$4,990,000
6 bd · 7 ba · 4,165 sqft
561 Hampton Ln, Key Biscayne FL 33149
SOLD$4,950,000
6 bd · 6 ba · 3,888 sqft
635 Curtiswood Dr, Key Biscayne FL 33149

$5,199,000
6 bd · 5 ba · 3,356 sqft
650 Curtiswood Dr, 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
August 2026
49
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).
| 7/27/2026 | Sold | $5,250,000 |
| 3/31/2026 | Listed for sale | $5,250,000 |
History reflects fields present on the live MLS record. Full multi-year history requires the MIAMI ListingHistory resource (not yet enabled).
Location
Estimated Monthly Payment
$32,468/mo
Principal & Interest
$27,943
Property Tax
$4,375
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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