#1

Residents of DuPage County are the healthiest in Illinois, according to a 2021 report by the County Health Rankings & Roadmaps. Counties are judged on factors including access to medical screenings and healthy food, plus behaviors like smoking, obesity, and exercise.

345

The number of DuPage County residents who died of lung cancer in 2019, despite advances in diagnosis and treatments. It remains one the most common and dangerous cancers in the U.S.

#10

According to a recent SmartAsset study, Naperville ranks 10th among the nation’s safest cities. Out of 200 cities examined, Naperville had the lowest property crime rate (358 incidents for every 100,000 residents). But the city finished in the bottom half due to excessive drinking—19.85 percent of its adult residents drink heavily.