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11890 1ST Ave GULF 9, Marathon, FL 33050

Single family property built in 2020 with 2,607 sq ft of living area on a 0.09-acre lot in Marathon, 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
$2,352,994
County assessed value (tax roll)
$2,352,994
Living area
2,607 sq ft
Lot size
0.09 acres (3,888 sq ft)
Year built
2020
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0566 33 00100740000109

At a glance

Who owns 11890 1ST Ave GULF 9?
Monroe County property records list COOPER LAURIE TRUST 03/11/2002 as the owner of record.
What is the county just value of 11890 1ST Ave GULF 9?
$2,352,994 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-54-0566 33 00100740000109 (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 1st Ave Gulf 9

All 2 properties on 1st Ave Gulf 9 · ZIP 33050 (Marathon). 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