Key Biscayne
Zip Code 33149
7,452 properties in Miami-Dade County
7,452
Properties
$955K
Median Assessed
$1,654,806
Average Assessed
$157.8M
Highest Value
Recent Sales
785 CRANDON BLVD 1601, Key Biscayne, FL 33149
2026-06-09 — ENRIQUE CROOKS
$4,900,000
151 CRANDON BLVD 1222, Key Biscayne, FL 33149
2026-06-05 — MONAR PROPERTIES KB LLC
$3,400,000
141 CRANDON BLVD 446, Key Biscayne, FL 33149
2026-05-28 — DANIEL EDUARDO LIMA
$1,400,000
177 OCEAN LANE DR 812, Key Biscayne, FL 33149
2026-05-28 — IZC REAL ESTATE KB LLC
$1,415,000
614 CRANDON BLVD 6, Key Biscayne, FL 33149
2026-05-22 — 614 CRANDON BLVD LLC
$2,500,000
360 OCEAN DR 1104S, Key Biscayne, FL 33149
2026-05-22 — NEW ENGLAND OFFIDA LLC
$4,500,000
1111 CRANDON BLVD B807, Key Biscayne, FL 33149
2026-05-21 — KEY CAPE CORP
$2,500,000
200 SUNRISE DR 200D, Key Biscayne, FL 33149
2026-05-18 — LORENZO MENDEZ CAMET
$1,400,000
1111 CRANDON BLVD A404, Key Biscayne, FL 33149
2026-05-15 — ALBERT HAROLD MARSHALL TRS
$1,500,000
881 OCEAN DR 7G, Key Biscayne, FL 33149
2026-05-14 — SANTAFE ASSETS LLC
$1,500,000
Major Construction
KIBLER, LLC DBA:KIBLER CONSTRUCTION $8,000,480
GENERAL (COUNTY)
RSI OF FLORIDA LLC $950,000
GRAVEL, SBS, SINGLE PLY, ETC.
ARELLANO CONSTRUCTION COMPANY $854,100
GENERAL (COUNTY)
PARSA CORPORATION $800,000
GENERAL (COUNTY) WINDOWS
KEARNS CONSTRUCTION COMPANY $734,000
GENERAL (COUNTY)
Active Construction
156 building permits on record — top projects by estimated cost
4600 RICKENBACKER CSWY, Miami-Dade County, FL 33149
KIBLER, LLC DBA:KIBLER CONSTRUCTION · 2024-05-14
GENERAL (COUNTY)
4600 RICKENBACKER CSWY, Miami-Dade County, FL 33149
RSI OF FLORIDA LLC · 2024-03-25
GRAVEL, SBS, SINGLE PLY, ETC.
Key Biscayne, FL 33149
ARELLANO CONSTRUCTION COMPANY · 1992-03-05
GENERAL (COUNTY)
7200 CRANDON BLVD, Miami-Dade County, FL 33149
PARSA CORPORATION · 2024-01-22
GENERAL (COUNTY) WINDOWS
4600 RICKENBACKER CSWY, Miami-Dade County, FL 33149
KEARNS CONSTRUCTION COMPANY · 2025-08-13
GENERAL (COUNTY)
Neighborhood Intelligence
Data-driven metrics for Key Biscayne (33149) from cross-referencing property, ownership, sales, and business records.
34.2%
Owner-Occupied
65.8%
Investor-Owned
119
Flips Since 2020
3,025
New Businesses (3yr)
20
Code Violations
1,952
LLC Transfers
50.3%
Mortgaged
$4,001
Median Mortgage/mo
$3,501
Median Rent
About Key Biscayne
Key Biscayne (zip code 33149) in Miami-Dade County contains 7,452 properties with a median assessed value of $955K.
The average property assessment is $1,654,806, with values ranging from $1,388 to $157,850,000.
The median household income in this area is $170,682.
The median home value is $1,539,500.
The population density is 16,591 people per square mile.
The largest property owners in Key Biscayne (33149) include GB JT HOTEL PARTNERS LP, VILLAGE OF KEY BISCAYNE, MIAMI-DADE COUNTY PARKS AND RECREATION.
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Demographics
Median Income$170,682
Median Home$1,539,500
Pop Density16,591/sqmi
Schools
MAST ACADEMY
high 1,535 students 19.700000762939453:1 ratio
KEY BISCAYNE K-8 CENTER
primary 921 students 17.700000762939453:1 ratio
AMIKIDS MIAMI-DADE SOUTH
high 14 students