10731 3RD Ave GULF, Marathon, FL 33050
10731 3RD Ave GULF, Marathon, FL 33050: 862 sq ft living area, 0.05 acre lot, built 1976, single family, county just value $308,550 (tax roll). Monroe County record: parcel map.
- Parcel ID: fl-54-0666 33 00334360000100
- County: Monroe County, FL
- Land use: Single family
- Lot size: 0.05 acres (2,109 sq ft)
- Living area: 862 sq ft
- Year built: 1976
- County just value (tax roll) — not a market value: $308,550
- County assessed value (tax roll): $308,550
- FEMA flood zone: Not on file yet
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Source: Florida county property appraiser public records and FEMA NFHL; data refreshed Jun 25, 2026. Values are county tax-roll figures, not appraisals.