Adair County, IA flood risk explained
Flood hazard in Adair County sits at the 23.8th national percentile, 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 1.3 times a year. County-wide, not parcel-specific: FEMA's real flood-zone map is queried live, never shipped as a download.
Adair County's flood-insurance compliance gap
Homes with a federally backed mortgage inside Adair 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 5 structures FEMA counts in that zone, leaving a real compliance gap. Looking beyond the mandated zone, 0% of all residential structures in Adair County carry flood coverage voluntarily or otherwise — relevant because most NFIP claims nationally come from outside the mapped SFHA.
Adair County against the rest of the country
Among the 3144 US counties FEMA scores for flood hazard, Adair County ranks 2438 — 1 being the highest hazard nationally — and 2622 by population among all 3144 counties covered here, where 1 is the largest. About 7,431 people live in Adair County, Iowa, spread over 569.271 square miles.
What to do next if you own or are buying in Adair County
FEMA counts 7,281 residential structures in Adair County overall, 0 of them carrying some form of NFIP coverage — but a lender or insurer cares about one parcel, not that county total.
Where Adair County's figures come from
Every figure on this page traces to a named FEMA dataset, documented in the methodology guide. If you're unsure why any of this insurance requirement exists at all, the SFHA explainer covers it from first principles.