300 123RD St GULF, Marathon, FL 33050

Single family property built in 1974 with 2,206 sq ft of living area on a 0.23-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

$693,322

County assessed value (tax roll)

$593,517

Living area

2,206 sq ft

Lot size

0.23 acres (10,097 sq ft)

Year built

1974

Land use

Single family

FEMA flood zone

Not on file yet

County

Monroe County, FL

Parcel ID

fl-54-0566 33 00100560000200

At a glance

Who owns 300 123RD St GULF?: Monroe County property records list CHAPLIN-TAYLOR LAURA as the owner of record.
What is the county just value of 300 123RD St GULF?: $693,322 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 00100560000200 (Monroe County).

Current owner

CHAPLIN-TAYLOR LAURA

Owner contact info

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

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Nearby properties

402 122ND St GULF, Marathon $361K · built 1958
VACANT 122ND St GULF, Marathon $37K
501 123RD St GULF, Marathon $648K · built 1974
408 122ND St GULF, Marathon $413K · built 1963
300 122ND St GULF, Marathon $352K · built 1953
400 123RD St GULF, Marathon $544K · built 2003
325 122ND St GULF, Marathon $773K · built 1968
500 123RD St GULF, Marathon $648K · built 1989

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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