
North Chicago
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 7.995
- State:
- Illinois
North Chicago is a city located in Lake County, Illinois. North Chicago has a 2025 population of 30,218. North Chicago is currently declining at a rate of -0.33% annually and its population has decreased by -1.61% since the most recent census, which recorded a population of 30,712 in 2020.
The average household income in North Chicago is $67,842 with a poverty rate of 21.88%. The median age in North Chicago is 23.6 years: 22.8 years for males, and 25.4 years for females.