Is McPherson County, NE in a flood zone?
FEMA's National Risk Index puts McPherson County's flood hazard at the 0.3th 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 28 years. That's a county-wide figure, not a per-address one — FEMA's parcel maps are a live lookup, not a bulk file.
Mandatory flood insurance compliance in McPherson County
McPherson 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 McPherson County, not just the ones FEMA mandates, 0% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
How McPherson County compares nationally
McPherson County sits at rank 3137 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 3140 of 3144 by population (1 is biggest). About 376 people live in McPherson County, Nebraska, spread over 859.259 square miles.
What to do next if you own or are buying in McPherson County
FEMA counts 559 residential structures in McPherson County overall, 0 of them carrying some form of NFIP coverage — but a lender or insurer cares about one parcel, not that county total.
More on how this number was built
The methodology guide shows exactly which FEMA and Census tables feed McPherson County's numbers. See the data quality guide for why McPherson County, like hundreds of other counties, doesn't get a clean compliance percentage.