Is Chattahoochee County, GA in a flood zone?
FEMA's National Risk Index puts Chattahoochee County's flood hazard at the 5th percentile nationally — among the lowest flood hazard in the country — driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about once every 5 years. County-wide, not parcel-specific: FEMA's real flood-zone map is queried live, never shipped as a download.
Chattahoochee County's flood-insurance compliance gap
Homes with a federally backed mortgage inside Chattahoochee 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, 0% of them do — 0 active policies against 21 structures FEMA counts in that zone, leaving a real compliance gap. Across all residential structures in Chattahoochee County, not just the ones FEMA mandates, 0% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
Where Chattahoochee County ranks
Chattahoochee County sits at rank 2994 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 2530 of 3144 by population (1 is biggest). Chattahoochee County, Georgia covers 248.737 square miles and counts roughly 8,548 residents.
Checking a specific address in Chattahoochee County
Across all of Chattahoochee County's 2,072 residential structures, 0 carry an NFIP policy today — a county-wide count that still can't tell you one address's own mapped zone.
More on how this number was built
The methodology guide shows exactly which FEMA and Census tables feed Chattahoochee 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.