Is Jackson County, OR in a flood zone?
FEMA's National Risk Index puts Jackson County's flood hazard at the 93.1th percentile nationally — a middling flood hazard by national standards — 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. County-wide, not parcel-specific: FEMA's real flood-zone map is queried live, never shipped as a download.
Mandatory flood insurance compliance in Jackson County
Homes with a federally backed mortgage inside Jackson 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, 27.5% of them do — 773 active policies against 2,809 structures FEMA counts in that zone, leaving a real compliance gap. Across all residential structures in Jackson County, not just the ones FEMA mandates, 1.1% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
Jackson County against the rest of the country
Jackson County sits at rank 234 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 322 of 3144 by population (1 is biggest). Jackson County, Oregon covers 2,783.255 square miles and counts roughly 221,331 residents.
What to do next if you own or are buying in Jackson County
1,010 of Jackson County's 89,754 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 Jackson 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.