McHenry County, Illinois
27People killed in 2024
24Fatal crashes
10thRank of 102 counties by deaths
Fatal crashes by month
The most fatal crashes in McHenry County were in May (4). This county accounts for 2.3% of the 1,177 deaths in Illinois; the average county had 11.5. Counts are not adjusted for population or traffic volume.
Next in the state ranking: Winnebago County (27 deaths), Kankakee County (23 deaths).