
Adeline
- County:
- Ogle County
- County Seat:
- No
- Area (mi²):
- 0.266
- State:
- Illinois
Adeline is a village located in Ogle County, Illinois. Adeline has a 2025 population of 74. Adeline is currently declining at a rate of 0% annually and its population has decreased by -2.63% since the most recent census, which recorded a population of 76 in 2020.
The average household income in Adeline is $62,693 with a poverty rate of 1.56%. The median age in Adeline is 51.5 years: 51.8 years for males, and 43.9 years for females.