If you’ve driven down a rural road in Boone, Ogle, or Winnebago County lately, you’ve probably spent as much time watching the ditches as you have the road.
That’s because October, November, and December are deer mating season, and it’s also peak deer-crash season for Rockford-area drivers.
Illinois Deer Crashes Peak During the Fall Months
The Illinois Department of Transportation is warning drivers to stay hypervigilant on the roads this time of year. According to IDOT, 41% of all deer incidents on the road occur during the last three months of the year, and there were more than 14,000 accidents in 2025, with evidence pointing to November as the worst month…