Is Southeastern Connecticut Planning Region, CT in a flood zone?
FEMA's National Risk Index puts Southeastern Connecticut Planning Region's flood hazard at the 91.8th percentile nationally — a middling flood hazard by national standards — driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about 2.3 times a year. County-wide, not parcel-specific: FEMA's real flood-zone map is queried live, never shipped as a download.
Southeastern Connecticut Planning Region's flood-insurance compliance gap
Homes with a federally backed mortgage inside Southeastern Connecticut Planning Region's mapped high-risk flood zone (the Special Flood Hazard Area, or SFHA) are legally required to carry an NFIP flood policy. In practice, 60.7% of them do — 1,655 active policies against 2,728 structures FEMA counts in that zone, leaving a real compliance gap. Across all residential structures in Southeastern Connecticut Planning Region, not just the ones FEMA mandates, 2.6% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
Where Southeastern Connecticut Planning Region ranks
Southeastern Connecticut Planning Region sits at rank 275 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 257 of 3144 by population (1 is biggest). Southeastern Connecticut Planning Region, Connecticut covers 598.139 square miles and counts roughly 282,602 residents.
Your street may differ from Southeastern Connecticut Planning Region's average
2,137 of Southeastern Connecticut Planning Region's 81,020 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 Southeastern Connecticut Planning Region'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.