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 $5,120,386 in January 2026, averaging $1,930 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 $2,587,445, averaging $1,255 per square foot.
Properties Available for Sale: There are 133 properties for sale in Key Biscayne, of which 46 are houses and 87 are condominium units listed for sale now.
Days in the Market: Key Biscayne properties are selling after an average of 108 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 $15,700 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 $9,558 per month, averaging $5 per square foot.
Properties Available for Rent: There are 145 properties for rent right now in Key Biscayne, of which 29 are houses and 116 are condos.
Days in the Market: Key Biscayne properties are renting after an average of 73 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
301 Sunrise Dr #1DW
0 BR / 1.0 BA
460 SqFt
$445,000
$967/Sqft
01/23/2026
202 Sunrise Dr #202C
4 BR / 4.0 BA
1,750 SqFt
$1,750,000
$1,000/Sqft
01/22/2026
1121 Crandon Blvd #D402
2 BR / 2.0 BA
1,782 SqFt
$1,700,000
$954/Sqft
01/20/2026
711 Crandon Blvd #401
3 BR / 2.0 BA
1,700 SqFt
$1,925,000
$1,132/Sqft
01/17/2026
151 Crandon Blvd #206
2 BR / 2.0 BA
1,547 SqFt
$990,000
$640/Sqft
01/16/2026
600 Allendale Rd
4 BR / 3.1 BA
2,775 SqFt
$3,500,000
$1,261/Sqft
01/16/2026
1121 Crandon Blvd #D706
2 BR / 2.0 BA
1,409 SqFt
$1,300,000
$923/Sqft
01/16/2026
785 Crandon Blvd #302
3 BR / 3.0 BA
2,100 SqFt
$2,100,000
$1,000/Sqft
01/15/2026
1121 Crandon Blvd #D604
2 BR / 2.0 BA
1,409 SqFt
$1,100,000
$781/Sqft
01/14/2026
101 Ocean Lane Dr #1017
3 BR / 2.0 BA
1,734 SqFt
$1,150,000
$663/Sqft
01/10/2026
199 Ocean Lane Dr #613
2 BR / 2.0 BA
1,260 SqFt
$1,070,000
$849/Sqft
01/08/2026
Average Price: $849/Sqft
Rented Units (30 days)
Unit
Beds / Baths
Liv Area SqFt
Rented Price
Price/SqFt
Close Date
251 Crandon Blvd #243
2 BR / 3.0 BA
2,312 SqFt
$8,850
$4/Sqft
01/27/2026
798 Crandon Blvd #29-C
3 BR / 2.1 BA
1,200 SqFt
$4,200
$4/Sqft
01/26/2026
621 Mashta Drive
4 BR / 5.0 BA
3,202 SqFt
$30,000
$9/Sqft
01/23/2026
781 Crandon Blvd #1404
3 BR / 3.1 BA
2,500 SqFt
$15,000
$6/Sqft
01/23/2026
255 Sunrise Dr #103
1 BR / 1.0 BA
608 SqFt
$2,500
$4/Sqft
01/20/2026
525 Ridgewood Rd
5 BR / 5.1 BA
4,782 SqFt
$16,000
$3/Sqft
01/19/2026
705 Crandon Bl #406
2 BR / 2.0 BA
1,310 SqFt
$7,450
$6/Sqft
01/15/2026
475 Woodcrest Rd
4 BR / 3.0 BA
2,689 SqFt
$20,500
$8/Sqft
01/15/2026
1121 Crandon Blvd #E108
3 BR / 2.0 BA
1,782 SqFt
$7,000
$4/Sqft
01/15/2026
881 Ocean Dr #22A
3 BR / 3.0 BA
3,120 SqFt
$13,000
$4/Sqft
01/15/2026
141 Crandon Blvd #237
3 BR / 2.0 BA
1,887 SqFt
$7,000
$4/Sqft
01/13/2026
350 Woodcrest Rd
6 BR / 5.1 BA
3,564 SqFt
$20,000
$6/Sqft
01/13/2026
141 Crandon Blvd #242
2 BR / 2.0 BA
1,720 SqFt
$6,200
$4/Sqft
01/09/2026
785 Crandon Blvd #803
3 BR / 4.1 BA
2,500 SqFt
$17,700
$7/Sqft
01/09/2026
609 Ocean Dr #10H
2 BR / 2.0 BA
1,496 SqFt
$5,000
$3/Sqft
01/08/2026
199 Ocean Lane Dr #611
2 BR / 2.0 BA
1,260 SqFt
$5,200
$4/Sqft
01/07/2026
881 Ocean Dr #19C
2 BR / 2.0 BA
1,875 SqFt
$8,300
$4/Sqft
01/07/2026
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
737 Crandon Blvd #PH-1
2 BR / 2.1 BA
2,060 SqFt
$11,500
$6/Sqft
01/05/2026
200 Harbor Dr
4 BR / 4.0 BA
2,566 SqFt
$31,000
$12/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
570 Fernwood Rd #A
3 BR / 3.1 BA
1,900 SqFt
$13,000
$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
Average Price: $3/Sqft
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