How much flood risk does Jefferson Davis Parish actually carry?
Jefferson Davis Parish lands at the 66.7th percentile of FEMA's National Risk Index for flooding, "Relatively Low" territory — below the national norm for flood hazard — with the hazard driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about 1 times a year. This describes the county, not any one street — FEMA only publishes exact parcel zones through a live map service.
Mandatory flood insurance compliance in Jefferson Davis Parish
Out of 2,039 homes FEMA counts inside Jefferson Davis Parish's mapped flood zone, 571 carry the flood policy federal law requires there — 28% compliance, short of full coverage. Across all residential structures in Jefferson Davis Parish, not just the ones FEMA mandates, 7.1% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
Jefferson Davis Parish against the rest of the country
Jefferson Davis Parish sits at rank 1094 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 1403 of 3144 by population (1 is biggest). Jefferson Davis Parish, Louisiana covers 651.52 square miles and counts roughly 31,436 residents.
Your street may differ from Jefferson Davis Parish's average
862 of Jefferson Davis Parish's 12,193 residential structures carry flood coverage of some kind, per FEMA's latest count — useful context, not a substitute for checking one parcel.
More on how this number was built
The methodology guide shows exactly which FEMA and Census tables feed Jefferson Davis Parish's numbers. The guide to what the Special Flood Hazard Area actually means explains why the mandatory-insurance rule exists and who it applies to.