
Omaha township
- County:
- Gallatin County
- County Seat:
- No
- Area (mi²):
- 18.603
- State:
- Illinois
Omaha township is located in Gallatin County, Illinois. Omaha township has a 2025 population of 364. Omaha township is currently declining at a rate of -3.7% annually and its population has decreased by -12.71% since the most recent census, which recorded a population of 417 in 2020.
The average household income in Omaha township is $94,645 with a poverty rate of 7.71%. The median age in Omaha township is 29.5 years: 27.2 years for males, and 33 years for females.