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about Key Biscayne

Key biscayne is located in Miami-Dade county Florida with a geographic area of 1.2 square miles. The total population in Key biscayne is 12,867 with 48.5% male and 51.5% female. Children under age 5 represent 5.6% of the population, under age 18 equal 31.5% of the population and over age 65 is 14.0% of the population. The median household income is $166,667, per capita income is $78,732. There are a total of 4,058 housing units with 69.3% owner occupied. Education includes 3.0% of residents that are high school graduates and 80.0% with a bachelor's degree or higher. The average temperature in Key biscayne in the summer is 80 degrees, and in the winter 56 degrees.

Key Biscayne
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115 Homes for Sale in Key Biscayne

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Key Biscayne Homes For Sale

  • Key Biscayne Condominium for Sale
  • Key Biscayne Single Family Home for Sale
  • Key Biscayne Townhouse for Sale

zip near Key Biscayne

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0. 765 Crandon Blvd
Key Biscayne
Ocean Club Lake Tower, #206
Key Biscayne, FL 33149
3 Bd3 Ba2,477 SF
Condominium
$2,699,000
$1,090 SF
Listing by: Douglas Elliman
decreased:4/12/2025$2,699,000(3.57%)
datePricevariancetype
4/12/2025$2,699,000-3.57%decreased
1/18/2025$2,799,000--Listed
0. 250 Greenwood Drive
Key Biscayne
250 Greenwood Drive
Key Biscayne, FL 33149
5 Bd4 Ba3,297 SF
Single Family Home
$3,625,000
$1,099 SF
Listing by: One Sotheby's International Realty
decreased:4/3/2025$3,625,000(1.89%)
datePricevariancetype
4/3/2025$3,625,000-1.89%decreased
1/13/2025$3,695,000-1.47%decreased
9/20/2024$3,750,000--Listed
0. 141 Crandon Blvd
Contract 05-13-25
Key Biscayne
141 Crandon Blvd
Key Biscayne, FL 33149
2 Bd2 Ba1,470 SF
Condominium
$999,995
$680 SF
Listing by: Compass Florida LLC
Contract:5/13/2025$999,995
datePricevariancetype
5/13/2025$999,995--Contract
4/4/2025$999,995-9.09%decreased
1/22/2025$1,100,000--Listed
0. 77 Crandon Blvd
Key Biscayne
77 Crandon Blvd
Key Biscayne, FL 33149
1 Bd1 Ba744 SF
Condominium
$519,900
$699 SF
Listing by: Genstone Realty
decreased:6/26/2025$519,900(14.07%)
datePricevariancetype
6/26/2025$519,900-14.07%decreased
3/24/2025$605,000--Listed
0. 150 Ocean Lane Dr
Key Biscayne
150 Ocean Lane Dr
Key Biscayne, FL 33149
2 Bd2 Ba1,335 SF
Condominium
$825,000
$618 SF
Listing by: One Sotheby's International Realty
decreased:4/8/2025$825,000(2.94%)
datePricevariancetype
4/8/2025$825,000-2.94%decreased
3/20/2025$850,000--Listed
0. 610 Harbor Cir
Key Biscayne
610 Harbor Cir
Key Biscayne, FL 33149
6 Bd6 Ba5,216 SF
Single Family Home
$11,300,000
$2,166 SF
Listing by: Avanti Way
Listed:6/13/2024$11,300,000
datePricevariancetype
6/13/2024$11,300,000--Listed
0. 269 Cranwood Dr
Key Biscayne
269 Cranwood Dr
Key Biscayne, FL 33149
5 Bd4 Ba2,821 SF
Single Family Home
$3,990,000
$1,414 SF
Listing by: One Sotheby's International Realty
decreased:6/13/2025$3,990,000(11.14%)
datePricevariancetype
6/13/2025$3,990,000-11.14%decreased
3/19/2025$4,490,000-10.06%decreased
1/21/2025$4,992,000-7.42%decreased
11/19/2024$5,392,000--Listed
0. 1121 Crandon Blvd
Contract 04-02-25
Key Biscayne
Towers of Key Biscayne, #E707
Key Biscayne, FL 33149
3 Bd2 Ba1,782 SF
Condominium
$1,690,000
$948 SF
Listing by: Douglas Elliman
Contract:4/2/2025$1,690,000
datePricevariancetype
4/2/2025$1,690,000--Contract
3/15/2025$1,690,000--Listed
3/12/2025$1,690,000--Contract
2/21/2025$1,690,000-5.59%decreased
10/1/2024$1,790,000--Listed
0. 180 Cape Florida Dr
Key Biscayne
180 Cape Florida Dr
Key Biscayne, FL 33149
6 Bd6 Ba8,031 SF
Single Family Home
$24,500,000
$3,051 SF
Listing by: Luxe Living Realty
decreased:4/26/2025$24,500,000(5.77%)
datePricevariancetype
4/26/2025$24,500,000-5.77%decreased
3/13/2025$26,000,000-1.89%Listed
10/2/2024$26,500,000--Contract
8/7/2024$26,500,000--
8/7/2024$26,500,000--Listed
0. 155 Ocean Lane Dr
Key Biscayne
155 Ocean Lane Dr
Key Biscayne, FL 33149
2 Bd2 Ba1,260 SF
Condominium
$1,199,000
$952 SF
Listing by: One Sotheby's International Realty
decreased:5/29/2025$1,199,000(7.77%)
datePricevariancetype
5/29/2025$1,199,000-7.77%decreased
3/8/2025$1,300,000--Listed
0. 350 Ocean Dr
Key Biscayne
Oceana Key Biscayne, #405N
Key Biscayne, FL 33149
2 Bd3 Ba1,727 SF
Condominium
$4,500,000
$2,606 SF
Listing by: Sterling One Realty, Inc.
Listed:3/9/2025$4,500,000
datePricevariancetype
3/9/2025$4,500,000--Listed
0. 161 Cape Florida Dr
Key Biscayne
161 Cape Florida Dr
Key Biscayne, FL 33149
4 Bd4 Ba6,661 SF
Single Family Home
$15,990,000
$2,401 SF
Listing by: One Sotheby's International Realty
Listed:3/9/2025$15,990,000
datePricevariancetype
3/9/2025$15,990,000--Listed
2/27/2025$15,990,000--Contract
1/8/2025$15,990,000-5.89%decreased
12/12/2024$16,990,000-2.86%decreased
7/24/2024$17,490,000--Listed
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