Is Calhoun County, FL in a flood zone?
FEMA's National Risk Index puts Calhoun County's flood hazard at the 32.2th 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 2 years. That's a county-wide figure, not a per-address one — FEMA's parcel maps are a live lookup, not a bulk file.
Calhoun County's flood-insurance compliance gap
Homes with a federally backed mortgage inside Calhoun 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, 11.2% of them do — 68 active policies against 607 structures FEMA counts in that zone, leaving a real compliance gap. Across all residential structures in Calhoun County, not just the ones FEMA mandates, 1.2% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
How Calhoun County compares nationally
Calhoun County sits at rank 2191 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 2207 of 3144 by population (1 is biggest). Calhoun County, Florida is home to about 13,278 people across 567.336 square miles of land.
Your street may differ from Calhoun County's average
80 of Calhoun County's 6,430 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 Calhoun 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.