Nelson County, ND flood risk explained
Flood hazard in Nelson County sits at the 4.3th 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 2 times a year. This describes the county, not any one street — FEMA only publishes exact parcel zones through a live map service.
Who actually carries the flood insurance FEMA requires
Out of 1 homes FEMA counts inside Nelson County's mapped flood zone, 0 carry the flood policy federal law requires there — 0% compliance, short of full coverage. Looking beyond the mandated zone, 0% of all residential structures in Nelson County carry flood coverage voluntarily or otherwise — relevant because most NFIP claims nationally come from outside the mapped SFHA.
How Nelson County compares nationally
Among the 3144 US counties FEMA scores for flood hazard, Nelson County ranks 3015 — 1 being the highest hazard nationally — and 2958 by population among all 3144 counties covered here, where 1 is the largest. Nelson County, North Dakota covers 981.815 square miles and counts roughly 3,007 residents.
Checking a specific address in Nelson County
0 of Nelson County's 1,693 residential structures carry flood coverage of some kind, per FEMA's latest count — useful context, not a substitute for checking one parcel.
Where Nelson 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.