
Geneva
- County:
- Kane County
- County Seat:
- Yes
- Area (mi²):
- 9.976
- State:
- Illinois
Geneva is a city located in Kane County, Illinois. Geneva has a 2025 population of 20,981. It is also the county seat of Kane County. Geneva is currently declining at a rate of -0.35% annually and its population has decreased by -1.73% since the most recent census, which recorded a population of 21,350 in 2020.
The average household income in Geneva is $180,050 with a poverty rate of 2.48%. The median age in Geneva is 41.7 years: 41.9 years for males, and 41.5 years for females.