Is LaGrange County, IN in a flood zone?
FEMA's National Risk Index puts LaGrange County's flood hazard at the 65.6th percentile nationally — below the national norm for flood hazard — driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about once every 7 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 LaGrange County
Homes with a federally backed mortgage inside LaGrange 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, 12.3% of them do — 157 active policies against 1,281 structures FEMA counts in that zone, leaving a real compliance gap. Across all residential structures in LaGrange County, not just the ones FEMA mandates, 0.8% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
LaGrange County against the rest of the country
LaGrange County sits at rank 1129 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 1170 of 3144 by population (1 is biggest). LaGrange County, Indiana is home to about 41,122 people across 379.632 square miles of land.
Checking a specific address in LaGrange County
Across all of LaGrange County's 20,982 residential structures, 172 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 LaGrange 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.