DisasterAtlasUSA

This is a record of past federal disaster declarations, not a forecast. Federal assistance figures are aid obligated under specific programs, not total damages. For current threats, check the National Weather Service and FEMA.

Home / Flood Insurance Claims / Illinois / McHenry County

McHenry County Flood Insurance Claims

National Flood Insurance Program, 19782026 · 19th highest paid in Illinois

Claims
987
Total paid
$7.6M
Average / claim
$8K
Building / contents
$7.1M / $509K

Paid by decade

1970s$215K · 144 claims
1980s$422K · 134 claims
1990s$1.1M · 196 claims
2000s$1.2M · 179 claims
2010s$3.9M · 286 claims
2020s$729K · 48 claims

Worst years by dollars paid

2013$2.4M165 claims
2017$1.3M91 claims
2007$789K91 claims
1993$604K104 claims
2026$578K32 claims

Full disaster history for McHenry County

Most-paid counties in Illinois

Source: FEMA OpenFEMA, NFIP Redacted Claims v3 (OpenFEMA NfipClaims v3, retrieved 2026-09) — dollars actually paid on closed claims, summed from individual claim transactions. This is a record of the past. It is not a flood-risk forecast, an insurance rating, or a judgment about any specific property. For current risk see FEMA's Flood Map Service Center and National Risk Index.