However, based on various sales data and general trends, it's highly likely that a popular choice in Illinois, like many other states, would be a mid-size SUV or pickup truck. Specific models within those categories fluctuate yearly. Brands like Ford, Chevrolet, and Ram tend to be very popular across Illinois.
To find a more precise answer, you'd need to look at Illinois Department of Transportation (IDOT) data, if they release it at that level of detail, or consult multiple sources of automotive sales data for the state. Even then, it might only be available as an estimate, not a precise ranking.
