18: Illinois
Rudeness score: 46.13
Rudest cities: Chicago
Illinois has a rudeness rating of 46.13, with Chicago being the major contributor. Best life suggests that 4% of Illinoisans are rude, potentially influenced by notorious Chicago drivers and their heart-stopping road antics.

Chicago’s unique charm includes a diner, Ed Debevic’s, where staff insult the customers, adding to its notoriety. This, along with aggressive driving behaviors mentioned by Reddit user Killgore-Trout, paints Chicago as the heart of Illinois’ rude reputation.
