House Prices

Biscayne Key Estates Key Biscayne, FL House Prices & Home Values 2026


Average Data

average house price$2,990,708
average size per house2660 ft²
average price per ft²1224 $ / ft²

04/05/2026 - The value range (VR) for house prices in Biscayne Key Estates Key Biscayne, FL is $1162.8/ sqft to $1285.2/ sqft. An average home with 2660 sqft costs approximately $3,365,237 to $3,719,472. Key Biscayne, FL includes 1 ZIP codes and it is located in Miami Dade county. The lowest prices are found in ZIP 33149, while the highest are in ZIP 33149. The average price per sqare feet is $1224. Our analysis is based on 16 property listings.

Avergage prices by ZIP codes Biscayne Key Estates Key Biscayne

33149910 $ / ft²




Historical development of home values in Biscayne Key Estates Key Biscayne

Year Estimated value (USD) Change vs. 2025
2010 $1,388,939 -53.6%
2011 $1,335,228 -55.4%
2012 $1,331,633 -55.5%
2013 $1,381,407 -53.8%
2014 $1,450,096 -51.5%
2015 $1,524,520 -49.0%
2016 $1,604,080 -46.4%
2017 $1,690,659 -43.5%
2018 $1,784,128 -40.3%
2019 $1,866,855 -37.6%
2020 $1,963,362 -34.4%
2021 $2,233,113 -25.3%
2022 $2,603,308 -13.0%
2023 $2,745,309 -8.2%
2024 $2,904,129 -2.9%
2025 $2,990,708 0.0%

Graph: estimated home values in Biscayne Key Estates Key Biscayne over time (USD)



Example: 100% financing house in Biscayne Key Estates Key Biscayne

Loan amount: $2,990,708

Interest rate: 6.53%

Fixed monthly payment: $18,958.41

Breakdown in the 1st month:
Interest portion: $16,269.45  –  Principal portion: $2,688.96

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $194,250.25 $33,250.72 $2,957,457.28
2 $192,013.51 $35,487.46 $2,921,969.82
3 $189,626.30 $37,874.67 $2,884,095.15
4 $187,078.51 $40,422.46 $2,843,672.69
5 $184,359.33 $43,141.64 $2,800,531.04
6 $181,457.23 $46,043.74 $2,754,487.31
7 $178,359.91 $49,141.06 $2,705,346.25
8 $175,054.24 $52,446.73 $2,652,899.52
9 $171,526.20 $55,974.77 $2,596,924.75
10 $167,760.83 $59,740.14 $2,537,184.62
11 $163,742.17 $63,758.80 $2,473,425.82
12 $159,453.18 $68,047.79 $2,405,378.03
13 $154,875.67 $72,625.30 $2,332,752.73
14 $149,990.24 $77,510.73 $2,255,242.00
15 $144,776.16 $82,724.81 $2,172,517.19
16 $139,211.35 $88,289.62 $2,084,227.57
17 $133,272.19 $94,228.78 $1,989,998.79
18 $126,933.51 $100,567.46 $1,889,431.33
19 $120,168.43 $107,332.54 $1,782,098.79
20 $112,948.28 $114,552.69 $1,667,546.10
21 $105,242.43 $122,258.54 $1,545,287.56
22 $97,018.22 $130,482.75 $1,414,804.81
23 $88,240.77 $139,260.20 $1,275,544.61
24 $78,872.87 $148,628.10 $1,126,916.51
25 $68,874.80 $158,626.17 $968,290.34
26 $58,204.17 $169,296.80 $798,993.54
27 $46,815.74 $180,685.23 $618,308.31
28 $34,661.22 $192,839.75 $425,468.56
29 $21,689.07 $205,811.89 $219,656.66
30 $7,844.31 $219,656.66 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Biscayne Key Estates Key Biscayne, FL


1500 sqft3900 sqft
Ø selling price$2,417,058$5,141,741
Ø fast selling$2,197,325$4,627,567
Ø high price sale$2,636,790$5,655,915

In 2026, houses in Biscayne Key Estates Key Biscayne, FL will be offered at an average price of $1224 per square foot. A 1,500 sqft home priced at $2,417,058 is 25.02% more expensive per square foot than a 3,900 sqft home priced at $5,141,741. Home prices in Biscayne Key Estates Key Biscayne, FL vary significantly depending on the property’s condition and exact location. For a quick sale, a 2,700 sqft home should be listed at around $3,559,667. Sellers who can wait longer may achieve a higher price of up to $4,350,704.

FAQ – Home Values in Biscayne Key Estates Key Biscayne

What is the median home value in Biscayne Key Estates Key Biscayne in 2026?

In 2026, the typical home value in Biscayne Key Estates Key Biscayne is about $2,990,708 for an average home size of 2660 square feet. This corresponds to an average price of roughly $1224 per square foot.

What is the average cost per square foot in Biscayne Key Estates Key Biscayne?

In 2026, homes in Biscayne Key Estates Key Biscayne sell for an average of around $1224 per square foot, with a typical range between $1162.8 and $1285.2 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Biscayne Key Estates?

The average home size in Biscayne Key Estates Key Biscayne is about 2660 square feet, with an estimated 2026 value around $2,990,708.



Neighborhoods close to Biscayne Key Estates Key Biscayne, FL

The Hammocks Miami, FL196 $ / ft²
Woodmont Fort Lauderdale, FL189 $ / ft²
Singer Island West Palm Beach, FL314 $ / ft²
Flagami Miami, FL323 $ / ft²
Gifford Vero Beach, FL181 $ / ft²
Lockmar Estates Palm Bay, FL139 $ / ft²
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