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Biscayne Key Estates Houses Sold

Ultra Luxury
Ultra Luxury — Above $1,000 per SqFt
High-End — $650 - $1,000 per SqFt
Mid-Tier — $400 - $650 per SqFt
Premium — $300 - $400 per SqFt
Entry-Level — Below $300 per SqFt
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Results 29 of 168
Sold - Sep 28, 2026
Biscayne Key Estates, 738 Fernwood Rd, Key Biscayne, Florida 33149, image 1
$2,800,000
  • 3 Beds
  • 2 Baths
  • 1,312 SqFt
  • $2,134/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
738 Fernwood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Fortune Christie's International Real Estate
Sold - Sep 24, 2026
Biscayne Key Estates, 164 W Mashta Dr, Key Biscayne, Florida 33149, image 1
$4,920,624$575K
  • 5 Beds
  • 5 Baths
  • 3,595 SqFt
  • $1,369/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
164 W Mashta Dr, Key Biscayne, FL 33149
Listing Courtesy Of: One Sotheby's International Realty
Sold - Jul 15, 2026
Biscayne Key Estates, 204 Westwood Dr, Key Biscayne, Florida 33149, image 1
$3,010,000$265K
  • 3 Beds
  • 2 Baths
  • 2,113 SqFt
  • $1,425/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
204 Westwood Dr, Key Biscayne, FL 33149
Listing Courtesy Of: Fortune Christie's International Real Estate
Sold - Jun 15, 2026
Biscayne Key Estates, 762 Fernwood Rd, Key Biscayne, Florida 33149, image 1
$5,690,000
  • 6 Beds
  • 5 Baths
  • 3,584 SqFt
  • $1,588/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
762 Fernwood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Brickell Realty Group, LLC
Sold - Apr 20, 2026
Biscayne Key Estates, 635 Curtiswood Dr, Key Biscayne, Florida 33149, image 1
$4,950,000$440K
  • 6 Beds
  • 6 Baths
  • 3,888 SqFt
  • $1,273/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
635 Curtiswood Dr, Key Biscayne, FL 33149
Listing Courtesy Of: Compass Florida, LLC
Sold - Apr 13, 2026
Biscayne Key Estates, 760 Allendale Rd, Key Biscayne, Florida 33149, image 1
$2,850,000
  • 3 Beds
  • 2 Baths
  • 2,388 SqFt
  • $1,193/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
760 Allendale Rd, Key Biscayne, FL 33149
Listing Courtesy Of: One Sotheby's International Realty
Sold - Apr 13, 2026
Biscayne Key Estates, 760 Allendale Rd, Key Biscayne, Florida 33149, image 1
$2,850,000
  • 0.17 Acres
  • $16,764,706/Acre
Ultra Luxury
Land sold in Biscayne Key Estates
760 Allendale Rd, Key Biscayne, FL 33149
Listing Courtesy Of: One Sotheby's International Realty
Sold - Mar 31, 2026
Biscayne Key Estates, 797 Ridgewood Rd, Key Biscayne, Florida 33149, image 1
$6,500,000$2M
  • 7 Beds
  • 71/2 Baths
  • 5,528 SqFt
  • $1,176/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
797 Ridgewood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Coldwell Banker Realty
Sold - Mar 27, 2026
Biscayne Key Estates, 285 W Enid Dr, Key Biscayne, Florida 33149, image 1
$4,200,000$450K
  • 6 Beds
  • 51/2 Baths
  • 3,436 SqFt
  • $1,222/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
285 W Enid Dr, Key Biscayne, FL 33149
Listing Courtesy Of: BHHS EWM Realty
Sold - Mar 9, 2026
Biscayne Key Estates, 677 Hampton Ln, Key Biscayne, Florida 33149, image 1
$3,125,000$435K
  • 5 Beds
  • 31/2 Baths
  • 2,429 SqFt
  • $1,287/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
677 Hampton Ln, Key Biscayne, FL 33149
Listing Courtesy Of: Sea Grove Realty
Sold - Jan 27, 2026
Biscayne Key Estates, 670 Allendale Rd, Key Biscayne, Florida 33149, image 1
$3,475,000
  • 5 Beds
  • 41/2 Baths
  • 2,320 SqFt
  • $1,498/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
670 Allendale Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Cervera Real Estate Inc.
Sold - Jan 16, 2026
Biscayne Key Estates, 600 Allendale Rd, Key Biscayne, Florida 33149, image 1
$3,500,000$1M
  • 4 Beds
  • 31/2 Baths
  • 2,775 SqFt
  • $1,261/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
600 Allendale Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Compass Florida, LLC
Sold - Nov 12, 2025
Biscayne Key Estates, 737 Woodcrest Rd, Key Biscayne, Florida 33149, image 1
$2,625,000
  • 3 Beds
  • 1 Baths
  • 1,265 SqFt
  • $2,075/SqFt
Ultra Luxury
House sold in Biscayne Key Estates
737 Woodcrest Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Beycome of Florida LLC
Sold - Oct 15, 2025
Biscayne Key Estates, 725 Fernwood Rd, Key Biscayne, Florida 33149, image 1
$2,400,000$395K
  • 3 Beds
  • 2 Baths
  • 2,159 SqFt
  • $1,112/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
725 Fernwood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Coldwell Banker Realty
Sold - Sep 12, 2025
Biscayne Key Estates, 92 W Mashta Dr, Key Biscayne, Florida 33149, image 1
$3,230,000
  • 4 Beds
  • 3 Baths
  • 2,403 SqFt
  • $1,344/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
92 W Mashta Dr, Key Biscayne, FL 33149
Listing Courtesy Of: BHHS EWM Realty
Sold - Jul 31, 2025
Biscayne Key Estates, 650 Warren Ln, Key Biscayne, Florida 33149, image 1
$6,350,000$900K
  • 5 Beds
  • 51/2 Baths
  • 3,525 SqFt
  • $1,801/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
650 Warren Ln, Key Biscayne, FL 33149
Listing Courtesy Of: Coldwell Banker Realty
Sold - Jul 21, 2025
Biscayne Key Estates, 345 Harbor Ln, Key Biscayne, Florida 33149, image 1
$3,450,000
  • 4 Beds
  • 3 Baths
  • 3,004 SqFt
  • $1,148/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
345 Harbor Ln, Key Biscayne, FL 33149
Listing Courtesy Of: BHHS EWM Realty
Sold - Jun 24, 2025
Biscayne Key Estates, 796 Glenridge Rd, Key Biscayne, Florida 33149, image 1
$3,575,000
  • 4 Beds
  • 31/2 Baths
  • 2,534 SqFt
  • $1,411/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
796 Glenridge Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Great Properties International LLC
Sold - Jun 9, 2025
Biscayne Key Estates, 760 Allendale Rd, Key Biscayne, Florida 33149, image 1
$2,700,000
  • 4 Beds
  • 3 Baths
  • 2,388 SqFt
  • $1,131/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
760 Allendale Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Coldwell Banker Realty
Sold - May 28, 2025
Biscayne Key Estates, 762 Fernwood Rd, Key Biscayne, Florida 33149, image 1
$4,750,000$349K
  • 6 Beds
  • 5 Baths
  • 3,584 SqFt
  • $1,325/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
762 Fernwood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Douglas Elliman
Sold - May 8, 2025
Biscayne Key Estates, 710 Allendale Rd, Key Biscayne, Florida 33149, image 1
$2,730,000$570K
  • 4 Beds
  • 3 Baths
  • 1,979 SqFt
  • $1,379/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
710 Allendale Rd, Key Biscayne, FL 33149
Listing Courtesy Of: Great Properties International LLC
Sold - Mar 28, 2025
Biscayne Key Estates, 761 Ridgewood Rd, Key Biscayne, Florida 33149, image 1
$3,310,000$390K
  • 5 Beds
  • 5 Baths
  • 5,371 SqFt
  • $616/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
761 Ridgewood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: DLS International Realty
Sold - Mar 7, 2025
Biscayne Key Estates, 665 Hampton Ln, Key Biscayne, Florida 33149, image 1
$2,900,000$50K
  • 4 Beds
  • 4 Baths
  • 2,488 SqFt
  • $1,166/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
665 Hampton Ln, Key Biscayne, FL 33149
Listing Courtesy Of: Coldwell Banker Realty
Sold - Jan 24, 2025
Biscayne Key Estates, 269 W Mashta Dr, Key Biscayne, Florida 33149, image 1
$2,855,000$395K
  • 5 Beds
  • 4 Baths
  • 2,867 SqFt
  • $996/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
269 W Mashta Dr, Key Biscayne, FL 33149
Listing Courtesy Of: Fortune Christie's International Real Estate
Sold - Dec 27, 2024
Biscayne Key Estates, 599 Glenridge Rd, Key Biscayne, Florida 33149, image 1
$2,982,750$618K
  • 4 Beds
  • 4 Baths
  • 2,111 SqFt
  • $1,413/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
599 Glenridge Rd, Key Biscayne, FL 33149
Listing Courtesy Of: EXP Realty LLC
Sold - Dec 20, 2024
Biscayne Key Estates, 785 Fernwood Rd, Key Biscayne, Florida 33149, image 1
$2,700,000$200K
  • 3 Beds
  • 2 Baths
  • 1,662 SqFt
  • $1,625/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
785 Fernwood Rd, Key Biscayne, FL 33149
Listing Courtesy Of: EXP Realty LLC
Sold - Dec 12, 2024
Biscayne Key Estates, 116 W Mashta Dr, Key Biscayne, Florida 33149, image 1
$4,350,000$345K
  • 6 Beds
  • 6 Baths
  • 3,628 SqFt
  • $1,199/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
116 W Mashta Dr, Key Biscayne, FL 33149
Listing Courtesy Of: DLS International Realty
Sold - Dec 5, 2024
Biscayne Key Estates, 140 W Mashta Dr, Key Biscayne, Florida 33149, image 1
$3,150,000$240K
  • 4 Beds
  • 31/2 Baths
  • 2,861 SqFt
  • $1,101/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
140 W Mashta Dr, Key Biscayne, FL 33149
Listing Courtesy Of: Avanti Way Realty LLC
Sold - Nov 8, 2024
Biscayne Key Estates, 375 Harbor Ln, Key Biscayne, Florida 33149, image 1
$5,000,000$2M
  • 5 Beds
  • 41/2 Baths
  • 4,444 SqFt
  • $1,125/SqFt
Ultra Luxury
House for sale in Biscayne Key Estates
375 Harbor Ln, Key Biscayne, FL 33149
Listing Courtesy Of: One Sotheby's International Realty
1 - 29 of 168 Results

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Entry-Level
0.22 miles
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0.29 miles
For Sale (2)
$629K - $699K
For Rent (3)
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0.31 miles
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0.33 miles
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$6.4M - $19.9M
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0.34 miles
For Sale (7)
$9.8M - $27.9M
For Rent (3)
$55K - $150K

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Walk Score®
Car-Dependent. Most errands require a car
49

100
Bike Score®
Bikeable. Some bike infrastructure
52

100
Sound Score®
Bearable noise
77

100
Airport Score
Close to airports. Noticeable airport activity
0

100
Traffic Score
Congested area. Frequent traffic delays
29

100
Local Score
Limited local amenities nearby
0

100

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