405 WILLIAM St, Key West, FL 33040
405 WILLIAM St, Key West, FL 33040: 2,054 sq ft living area, 0.10 acre lot, built 1939, county just value $2,064,176 (tax roll). Monroe County record: parcel map.
- Parcel ID: fl-54-0668 25 00005860000000
- County: Monroe County, FL
- Land use: Multi-family (fewer than 10 units)
- Lot size: 0.10 acres (4,422 sq ft)
- Living area: 2,054 sq ft
- Year built: 1939
- County just value (tax roll) — not a market value: $2,064,176
- County assessed value (tax roll): $2,064,176
- 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.