Is Walker County, TX in a flood zone?
FEMA's National Risk Index puts Walker County's flood hazard at the 65.9th percentile nationally — below the national norm for flood hazard — driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about 1.3 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 Walker County
Homes with a federally backed mortgage inside Walker County's mapped high-risk flood zone (the Special Flood Hazard Area, or SFHA) are legally required to carry an NFIP flood policy. In practice, 26.5% of them do — 231 active policies against 872 structures FEMA counts in that zone, leaving a real compliance gap. Across all residential structures in Walker County, not just the ones FEMA mandates, 2.4% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
Where Walker County ranks
Walker County sits at rank 1119 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 700 of 3144 by population (1 is biggest). Walker County, Texas covers 784.228 square miles and counts roughly 83,722 residents.
Checking a specific address in Walker County
FEMA counts 20,678 residential structures in Walker County overall, 485 of them carrying some form of NFIP coverage — but a lender or insurer cares about one parcel, not that county total.
More on how this number was built
The methodology guide shows exactly which FEMA and Census tables feed Walker County'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.