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3807 FLAGLER Avenue, Key West, FL 33040

Vacant residential property on a 0.11-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
$412,213
County assessed value (tax roll)
$412,213
Lot size
0.11 acres (5,000 sq ft)
Land use
Vacant residential
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3467 25 00052020000100

At a glance

Who owns 3807 FLAGLER Ave?
Monroe County property records list MONGELLI ROBERT as the owner of record.
What is the county just value of 3807 FLAGLER Ave?
$412,213 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-54-3467 25 00052020000100 (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 Flagler Ave

All 391 properties on Flagler Ave · 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