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909 18TH Street, Key West, FL 33040

Single family property built in 1965 with 1,412 sq ft of living area on a 0.14-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
$725,492
County assessed value (tax roll)
$246,888
Living area
1,412 sq ft
Lot size
0.14 acres (5,995 sq ft)
Year built
1965
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3467 25 00056010000000

At a glance

Who owns 909 18TH St?
Monroe County property records list RYAN WILLIAM as the owner of record.
What is the county just value of 909 18TH St?
$725,492 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 00056010000000 (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 18th St

All 30 properties on 18th 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