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10749 3RD Ave GULF, Marathon, FL 33050

Multi-family (fewer than 10 units) property built in 1974 with 1,500 sq ft of living area on a 0.10-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
$540,162
County assessed value (tax roll)
$540,162
Living area
1,500 sq ft
Lot size
0.10 acres (4,427 sq ft)
Year built
1974
Land use
Multi-family (fewer than 10 units)
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0666 33 00334380000000

At a glance

Who owns 10749 3RD Ave GULF?
Monroe County property records list MARATHON CAPITAL INVESTMENTS L as the owner of record.
What is the county just value of 10749 3RD Ave GULF?
$540,162 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-54-0666 33 00334380000000 (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 3rd Ave Gulf

All 34 properties on 3rd Ave Gulf · 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