
McCullom Lake
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 0.347
- State:
- Illinois
McCullom Lake is a village located in Lake County, Illinois. McCullom Lake has a 2025 population of 958. McCullom Lake is currently declining at a rate of -0.52% annually and its population has decreased by -2.44% since the most recent census, which recorded a population of 982 in 2020.
The average household income in McCullom Lake is $85,205 with a poverty rate of 15.64%. The median age in McCullom Lake is 37 years: 38.1 years for males, and 36.6 years for females.