How much flood risk does Fairbanks North Star Borough actually carry?
Fairbanks North Star Borough lands at the 45.7th percentile of FEMA's National Risk Index for flooding, "Relatively Low" territory — below the national norm for flood hazard — with the hazard driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about once every 100 years. 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
26% of the homes FEMA requires to carry flood insurance in Fairbanks North Star Borough — those inside the mapped Special Flood Hazard Area — actually have a policy in force: 444 policies against 1,707 mandated structures, which means a meaningful share of legally-required coverage simply isn't there. Across all residential structures in Fairbanks North Star Borough, not just the ones FEMA mandates, 1.9% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
Fairbanks North Star Borough against the rest of the country
Fairbanks North Star Borough sits at rank 1767 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 649 of 3144 by population (1 is biggest). Fairbanks North Star Borough, Alaska is home to about 94,951 people across 7,334.994 square miles of land.
Checking a specific address in Fairbanks North Star Borough
Across all of Fairbanks North Star Borough's 30,291 residential structures, 563 carry an NFIP policy today — a county-wide count that still can't tell you one address's own mapped zone.
More on how this number was built
The methodology guide shows exactly which FEMA and Census tables feed Fairbanks North Star Borough'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.