Old Shawneetown
- County:
- Gallatin County
- County Seat:
- No
- Area (mi²):
- 0.51
- State:
- Illinois
Old Shawneetown is a village located in Gallatin County, Illinois. Old Shawneetown has a 2026 population of 104. Old Shawneetown is currently declining at a rate of 0% annually and its population has decreased by -5.45% since the most recent census, which recorded a population of 110 in 2020.
The median age in Old Shawneetown is 46.4 years: 46.3 years for males, and 53.1 years for females. For every 100 females there are 191.4 males.