
Waukegan township
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 21.14
- State:
- Illinois
Waukegan township is located in Lake County, Illinois. Waukegan township has a 2025 population of 87,816. Waukegan township is currently declining at a rate of -0.5% annually and its population has decreased by -2.63% since the most recent census, which recorded a population of 90,186 in 2020.
The average household income in Waukegan township is $78,588 with a poverty rate of 17.56%. The median age in Waukegan township is 33.8 years: 33.2 years for males, and 34.2 years for females.