Alexis
- County:
- Mercer County
- County Seat:
- No
- Area (mi²):
- 0.475
- State:
- Illinois
Alexis is a village located in Mercer County, Illinois. Alexis has a 2026 population of 755. Alexis is currently declining at a rate of -0.79% annually and its population has decreased by -3.94% since the most recent census, which recorded a population of 786 in 2020.