Potential-vacancy proxy — not an authoritative vacancy roll. Tier 1 = parcels with no situs address (likely vacant land). Tier 2 = addressed parcels with no registered voter on otherwise-occupied residential streets (commercial corridors & off-coverage streets removed); still includes rentals/unregistered occupants. Source: CCC public parcels (Sep 2025) × Lafayette voter file 2026. Tap any dot for details.