11955 1ST Ave GULF, Marathon, FL 33050

Multi-family (fewer than 10 units) property built in 1973 with 1,456 sq ft of living area on a 0.11-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

$457,366

County assessed value (tax roll)

$457,366

Living area

1,456 sq ft

Lot size

0.11 acres (5,000 sq ft)

Year built

1973

Land use

Multi-family (fewer than 10 units)

FEMA flood zone

Not on file yet

County

Monroe County, FL

Parcel ID

fl-54-0566 33 00357660000000

At a glance

Who owns 11955 1ST Ave GULF?: Monroe County property records list BORYSIEWICZ EDWARD as the owner of record.
What is the county just value of 11955 1ST Ave GULF?: $457,366 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 00357660000000 (Monroe County).

Current owner

BORYSIEWICZ EDWARD

Owner contact info

Phones, emails and mailing addresses from public Florida records are available to members.

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Nearby properties

11907 1ST Ave GULF UNIT 2, Marathon $315K · built 1973
11907 1ST Ave GULF 1, Marathon $264K · built 1973
211 120TH St GULF A, Marathon $348K · built 1973
211 120TH St GULF B, Marathon $325K · built 1973
301 120TH St GULF, Marathon $372K · built 1974
11910 2ND Ave GULF, Marathon $381K · built 1976
11967 2ND Ave GULF, Marathon $291K · built 1976
11990 OVERSEAS Hwy, Marathon $647K

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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