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11600 1ST Ave GULF 18, Marathon, FL 33050

Single family property built in 2006 with 1,600 sq ft of living area on a 0.03-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
$879,636
County assessed value (tax roll)
$771,489
Living area
1,600 sq ft
Lot size
0.03 acres (1,174 sq ft)
Year built
2006
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-3165 33 00104180001180

At a glance

Who owns 11600 1ST Ave GULF 18?
Monroe County property records list WORTHINGTON ROBERT as the owner of record.
What is the county just value of 11600 1ST Ave GULF 18?
$879,636 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-54-3165 33 00104180001180 (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 18

All 1 property on 1st Ave Gulf 18 · 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