
Berlin
- County:
- Morgan County
- County Seat:
- No
- Area (mi²):
- 0.891
- State:
- Illinois
Berlin is a village located in Morgan County, Illinois. Berlin has a 2025 population of 142. Berlin is currently declining at a rate of 0% annually and its population has decreased by -1.39% since the most recent census, which recorded a population of 144 in 2020.
The average household income in Berlin is $59,542 with a poverty rate of 10.31%. The median age in Berlin is 57.3 years: 61.4 years for males, and 51 years for females.