120 NASSAU Street, Duck Key, FL 33050
Single family property built in 2002 with 1,440 sq ft of living area on a 0.18-acre lot in Duck Key, Monroe County. Facts below come from the county property appraiser's public record.
County just value (tax roll) — not a market value
$611,009
County assessed value (tax roll)
$611,009
Living area
1,440 sq ft
Lot size
0.18 acres (7,848 sq ft)
Year built
2002
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-1665 34 00381510000000
At a glance
- Who owns 120 NASSAU St?
- Monroe County property records list NASSAU STREET LLC as the owner of record.
- What is the county just value of 120 NASSAU St?
- $611,009 on the Monroe 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-54-1665 34 00381510000000 (Monroe County).
Current owner
- NASSAU STREET LLC
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on Nassau St
- 117 Nassau St $627K · built 2002
- 118 Nassau St $678K · built 1994
- 124 Nassau St $858K · built 2020
- 130 Nassau St $700K · built 2004
All 5 properties on Nassau St · ZIP 33050 (Marathon). Values are county just values (tax roll), not market values.
Nearby properties
- VACANT NASSAU St, Duck Key $150K
- Parcel fl-54-1665 34 00381340000000 $50
- VACANT NASSAU St, Duck Key $161K
- VACANT LAN NASSAU St, Duck Key $157K
- VACANT N BAHAMA Dr, Duck Key $170K
- 118 N BAHAMA Dr, Duck Key $589K · built 1991
- 122 N BAHAMA Dr, Duck Key $825K · built 2023
- 124 NASSAU St, Duck Key $858K · built 2020
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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