321 Island Drive, Key Biscayne, FL 33149
Vacant residential property on a 0.28-acre lot in Key Biscayne, Miami-Dade County. Facts below come from the county property appraiser's public record.
County just value (tax roll) — not a market value
$3,120,000
County assessed value (tax roll)
$3,120,000
Lot size
0.28 acres (12,000 sq ft)
Land use
Vacant residential
FEMA flood zone
Not on file yet
County
Miami-Dade County, FL
Parcel ID
fl-23-2452050100240
At a glance
- Who owns 321 Island Dr?
- Miami-Dade County property records list 321 INVESTMENT AL LLC as the owner of record.
- What is the county just value of 321 Island Dr?
- $3,120,000 on the Miami-Dade County tax roll (as of January 1). Just value is the property appraiser's figure for property taxes — not a market value.
- What is the parcel ID?
- fl-23-2452050100240 (Miami-Dade County).
Current owner
- 321 INVESTMENT AL LLC
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on Island Dr
- 261 Island Dr $3.7M · built 1968
- 270 Island Dr $7.4M · built 1964
- 271 Island Dr $3.6M · built 1967
- 280 Island Dr $8.2M · built 1960
- 281 Island Dr $3.6M · built 1969
- 300 Island Dr $10.1M · built 1996
- 301 Island Dr $5M · built 2017
- 310 Island Dr $8.6M · built 2023
- 311 Island Dr $3.6M · built 1972
- 320 Island Dr $7.4M · built 2002
- 331 Island Dr $3.5M · built 1964
- 341 Island Dr $3.4M · built 1964
- 350 Island Dr $8.3M · built 1983
- 390 Island Dr $6.9M · built 1996
- 400 Island Dr $6.4M · built 1979
- 401 Island Dr $3.7M · built 1972
- 410 Island Dr $5.8M · built 1968
- 411 Island Dr $4.3M · built 1965
- 420 Island Dr $6.7M · built 2017
- 431 Island Dr $14M · built 2017
All 63 properties on Island Dr · ZIP 33149 (Key Biscayne). Values are county just values (tax roll), not market values.
Nearby properties
- 331 Island Dr, Key Biscayne $3.5M · built 1964
- 244 W Mashta Dr, Key Biscayne $3.2M · built 2018
- 311 Island Dr, Key Biscayne $3.6M · built 1972
- 256 W Mashta Dr, Key Biscayne $1.9M
- 236 W Mashta Dr, Key Biscayne $2.9M · built 1994
- 260 W Mashta Dr, Key Biscayne $2.6M · built 1993
- 341 Island Dr, Key Biscayne $3.4M · built 1964
- 224 W Mashta Dr, Key Biscayne $2.2M · built 1951
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Source: Florida Department of Revenue parcel roll; data refreshed Jun 25, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources