How much flood risk does Jackson County actually carry?
Jackson County lands at the 33.2th percentile of FEMA's National Risk Index for flooding, "Very Low" territory — among the lowest flood hazard in the country — with the hazard driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about 1.5 times a year. This describes the county, not any one street — FEMA only publishes exact parcel zones through a live map service.
Jackson County's flood-insurance compliance gap
Jackson County is one of the counties where FEMA's own denominator for mandated flood-zone structures is missing, so no compliance rate is shown rather than a guessed one — the data quality guide covers how common this is. Across all residential structures in Jackson County, not just the ones FEMA mandates, 0.3% 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 2159 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 2417 of 3144 by population (1 is biggest). About 9,861 people live in Jackson County, Minnesota, spread over 702.972 square miles.
What to do next if you own or are buying in Jackson County
22 of Jackson County's 8,402 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. See the data quality guide for why Jackson County, like hundreds of other counties, doesn't get a clean compliance percentage.