6420 S Old Middleburg Rd, Jacksonville, FL 32222
6420 S Old Middleburg Rd, Jacksonville, FL 32222: 3,224 sq ft living area, 16.7 acre lot, built 1984, county just value $769,396 (tax roll). Duval County record: parcel map.
- Parcel ID: fl-26-0155960000R
- County: Duval County, FL
- Land use: Timberland (index 70–79)
- Lot size: 16.7 acres
- Living area: 3,224 sq ft
- Year built: 1984
- County just value (tax roll) — not a market value: $769,396
- County assessed value (tax roll): $186,910
- 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.