420 3RD St, Key Largo, FL 33037
420 3RD St, Key Largo, FL 33037: 1,218 sq ft living area, 0.20 acre lot, built 1978, single family, county just value $585,337 (tax roll). Monroe County record: parcel map.
- Parcel ID: fl-54-1161 39 00474690000000
- County: Monroe County, FL
- Land use: Single family
- Lot size: 0.20 acres (8,617 sq ft)
- Living area: 1,218 sq ft
- Year built: 1978
- County just value (tax roll) — not a market value: $585,337
- County assessed value (tax roll): $585,337
- 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.