401 Harbor Drive, Key Biscayne, FL 33149
Single family property built in 1952 with 4,247 sq ft of living area on a 0.20-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
$3,057,115
County assessed value (tax roll)
$1,547,100
Living area
4,247 sq ft
Lot size
0.20 acres (8,746 sq ft)
Year built
1952
Land use
Single family
FEMA flood zone
Not on file yet
County
Miami-Dade County, FL
Parcel ID
fl-23-2442320050210
At a glance
- Who owns 401 Harbor Dr?
- Miami-Dade County property records list SYLVAIN BIGNON &W MAIDA B as the owner of record.
- What is the county just value of 401 Harbor Dr?
- $3,057,115 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-23-2442320050210 (Miami-Dade County).
Current owner
- SYLVAIN BIGNON &W MAIDA B
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on Harbor Dr
- 335 Harbor Dr $3.4M · built 1957
- 340 Harbor Dr $17.3M · built 1956
- 350 Harbor Dr $18.2M · built 1998
- 355 Harbor Dr $3.3M
- 360 Harbor Dr $18.8M · built 1987
- 365 Harbor Dr $3.3M · built 2012
- 375 Harbor Dr $2.3M · built 1968
- 380 Harbor Dr $16.1M · built 1986
- 398 Harbor Dr $14.9M · built 1952
- 400 Harbor Dr $22.1M · built 2024
- 420 Harbor Dr $19.2M · built 2015
- 425 Harbor Dr $5.7M · built 2020
- 441 Harbor Dr $2.6M · built 1953
- 452 Harbor Dr $23.2M · built 2002
- 455 Harbor Dr $2.5M · built 1952
- 465 Harbor Dr $2.4M · built 1950
- 475 Harbor Dr $3.9M · built 2005
- 500 Harbor Dr $4M · built 2003
- 501 Harbor Dr $3.4M · built 2008
- 515 Harbor Dr $3.6M · built 2017
All 145 properties on Harbor Dr · ZIP 33149 (Key Biscayne). Values are county just values (tax roll), not market values.
Nearby properties
- 375 Harbor Dr, Key Biscayne $2.3M · built 1968
- 425 Harbor Dr, Key Biscayne $5.7M · built 2020
- 420 Palmwood Ln, Key Biscayne $3M · built 2003
- 385 W Heather Dr, Key Biscayne $2.4M · built 1972
- 400 W Palmwood Ln, Key Biscayne $3.2M · built 1996
- 441 Harbor Dr, Key Biscayne $2.6M · built 1953
- 440 W Palmwood Ln, Key Biscayne $3.1M · built 1996
- 400 Harbor Dr, Key Biscayne $22.1M · built 2024
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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