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421 UNITED Street, Key West, FL 33040

Single family property built in 1928 with 2,205 sq ft of living area on a 0.05-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
$1,379,927
County assessed value (tax roll)
$1,379,927
Living area
2,205 sq ft
Lot size
0.05 acres (2,290 sq ft)
Year built
1928
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0668 25 00028980000000

At a glance

Who owns 421 UNITED St?
Monroe County property records list DELGADO WILLIAM J REV TRUST 05 as the owner of record.
What is the county just value of 421 UNITED St?
$1,379,927 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-54-0668 25 00028980000000 (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 United St

All 115 properties on United 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