Key Biscayne Real Estate Market Overview in January 2026
Sale Market Overview
Median Sale Price: The median sale price for all bedrooms houses and condos in Key Biscayne is $5,057,037 in January 2026, averaging $1,868 per square foot.
Median Sold Price: The median sold price for all bedrooms houses and condos in Key Biscayne in the last 12 months is $2,671,853, averaging $1,276 per square foot.
Properties Available for Sale: There are 140 properties for sale in Key Biscayne, of which 47 are houses and 93 are condominium units listed for sale now.
Days in the Market: Key Biscayne properties are selling after an average of 100 days on the market.
Rental Market Overview
Median List Price for Rent: The median rental price for all bedrooms houses and condos in Key Biscayne is $15,555 in January 2026, averaging $7 per square foot.
Average Rent: The average rent in Key Biscayne for all bedrooms houses and condos in the last 12 months is $9,239 per month, averaging $5 per square foot.
Properties Available for Rent: There are 154 properties for rent right now in Key Biscayne, of which 33 are houses and 121 are condos.
Days in the Market: Key Biscayne properties are renting after an average of 71 days on the market.
Pros and Cons for Buying a Property in Key Biscaine in January 2026
Pros of Buying a Property in Key Biscayne
Exclusive Location: With a limited number of properties on an exclusive island, buyers invest in a unique and prestigious location.
Long-term Value: Despite current market fluctuations, the long-term value of properties in Key Biscayne has traditionally been strong due to its desirability and limited supply.
Strong Rental Market: The rental market in Key Biscayne is robust, with high median rents that can yield significant returns for property owners.
Wealthy Demographics: With a per capita income of $79,743, which is wealthy relative to Florida and the nation, the demographics of Key Biscayne support a high-end rental and sales market​​.
Cons of Buying a Property in Key Biscayne
High Entry Price: The cost of entry into the Key Biscayne market is steep, making it challenging for average buyers.
Market Volatility: Like any upscale market, Key Biscayne can experience significant price fluctuations, which may impact short-term investments.
High Cost of Living: The cost of living in Key Biscayne is significantly higher than the national average, with utility, groceries, and transportation costs all above average due to its island location.
Sold Units (30 days)
Unit
Beds / Baths
Liv Area SqFt
Sold Price
Price/SqFt
Close Date
650 Ocean Dr #10E
3 BR / 2.0 BA
1,518 SqFt
$995,000
$655/Sqft
12/29/2025
360 Ocean Dr #704S
2 BR / 3.1 BA
1,703 SqFt
$4,600,000
$2,701/Sqft
12/19/2025
251 Crandon Blvd #628
2 BR / 2.0 BA
1,532 SqFt
$1,300,000
$849/Sqft
12/18/2025
789 Crandon Blvd #403
3 BR / 4.1 BA
2,500 SqFt
$2,500,000
$1,000/Sqft
12/18/2025
101 Ocean Lane Dr #108
2 BR / 2.0 BA
1,450 SqFt
$880,000
$607/Sqft
12/15/2025
201 Crandon Blvd #333
3 BR / 2.0 BA
1,541 SqFt
$1,200,000
$779/Sqft
12/15/2025
199 Ocean Lane Dr #611
2 BR / 2.0 BA
1,260 SqFt
$1,020,000
$810/Sqft
12/15/2025
240 Galen Dr #308
3 BR / 2.0 BA
1,100 SqFt
$680,000
$618/Sqft
12/12/2025
261 Greenwood Dr
5 BR / 5.1 BA
3,525 SqFt
$6,275,000
$1,780/Sqft
12/11/2025
Average Price: $1,780/Sqft
Rented Units (30 days)
Unit
Beds / Baths
Liv Area SqFt
Rented Price
Price/SqFt
Close Date
575 Crandon Blvd #307
3 BR / 2.0 BA
1,311 SqFt
$5,500
$4/Sqft
01/06/2026
201 Crandon Blvd #302
2 BR / 2.0 BA
1,404 SqFt
$5,500
$4/Sqft
01/05/2026
781 Crandon Blvd #1802
2 BR / 2.1 BA
2,100 SqFt
$18,000
$9/Sqft
01/02/2026
881 Ocean Dr #9C
2 BR / 3.0 BA
1,875 SqFt
$10,000
$5/Sqft
01/01/2026
365 Enid Dr
4 BR / 3.0 BA
2,122 SqFt
$14,000
$7/Sqft
01/01/2026
290 Sunrise Dr #1-B
1 BR / 1.0 BA
679 SqFt
$2,600
$4/Sqft
01/01/2026
445 Grand Bay Dr #602
3 BR / 3.0 BA
2,950 SqFt
$13,000
$4/Sqft
01/01/2026
799 Crandon Blvd #1203
3 BR / 4.1 BA
3,084 SqFt
$22,000
$7/Sqft
01/01/2026
151 Crandon Blvd #336
2 BR / 2.0 BA
1,532 SqFt
$5,700
$4/Sqft
01/01/2026
100 Sunrise Dr #22
1 BR / 1.0 BA
562 SqFt
$2,100
$4/Sqft
12/31/2025
100 Ocean Lane Dr #403
1 BR / 1.1 BA
870 SqFt
$2,700
$3/Sqft
12/30/2025
100 Ocean Lane Dr #304
2 BR / 2.0 BA
1,242 SqFt
$4,000
$3/Sqft
12/29/2025
1121 Crandon Blvd #E1206
2 BR / 2.0 BA
1,409 SqFt
$5,750
$4/Sqft
12/29/2025
611 Ocean Dr #3E
2 BR / 2.0 BA
1,496 SqFt
$7,350
$5/Sqft
12/29/2025
55 Ocean Lane Dr #3020
2 BR / 2.0 BA
1,450 SqFt
$5,200
$4/Sqft
12/28/2025
360 Ocean Dr #304S
2 BR / 3.1 BA
1,823 SqFt
$22,300
$12/Sqft
12/22/2025
350 Ocean Dr #1204N
2 BR / 2.1 BA
1,703 SqFt
$30,000
$18/Sqft
12/20/2025
170 Ocean Lane Dr #906
3 BR / 2.0 BA
1,600 SqFt
$6,250
$4/Sqft
12/20/2025
555 Crandon Blvd #32
3 BR / 2.0 BA
1,191 SqFt
$4,400
$4/Sqft
12/19/2025
155 Ocean Lane Dr #1004
2 BR / 2.0 BA
1,260 SqFt
$5,900
$5/Sqft
12/17/2025
251 Crandon Blvd #327
3 BR / 2.1 BA
1,546 SqFt
$12,000
$8/Sqft
12/16/2025
199 Ocean Lane Dr #1206
2 BR / 2.0 BA
1,260 SqFt
$6,100
$5/Sqft
12/16/2025
1 BR / 1.1 BA
854 SqFt
$2,300
$3/Sqft
12/15/2025
799 Crandon Bl #807
3 BR / 3.0 BA
2,510 SqFt
$14,500
$6/Sqft
12/15/2025
3 Turtle Walk
5 BR / 5.1 BA
4,100 SqFt
$26,000
$6/Sqft
12/15/2025
1121 Crandon Blvd #D304
2 BR / 2.0 BA
1,409 SqFt
$6,125
$4/Sqft
12/12/2025
251 Crandon Blvd #306
2 BR / 2.0 BA
1,546 SqFt
$10,000
$6/Sqft
12/11/2025
Average Price: $6/Sqft
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