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1431 DUNCAN Street, Key West, FL 33040

Single family property built in 1933 with 1,924 sq ft of living area on a 0.20-acre lot in Key West, Monroe County. Facts below come from the county property appraiser's public record.

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County just value (tax roll) — not a market value
$1,891,459
County assessed value (tax roll)
$708,831
Living area
1,924 sq ft
Lot size
0.20 acres (8,737 sq ft)
Year built
1933
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0568 25 00035810000000

At a glance

Who owns 1431 DUNCAN St?
Monroe County property records list CORNS BARBARA P 2012 RESIDENTI as the owner of record.
What is the county just value of 1431 DUNCAN St?
$1,891,459 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-54-0568 25 00035810000000 (Monroe County).

Current owner

Owner contact info

Phones, emails and mailing addresses from public Florida records are available to members.

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More on Duncan St

All 53 properties on Duncan St · ZIP 33040 (Key West). Values are county just values (tax roll), not market values.

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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