Symerton
- County:
- Grundy County
- County Seat:
- No
- Area (mi²):
- 0.157
- State:
- Illinois
Symerton is a village located in Grundy County, Illinois. Symerton has a 2026 population of 124. Symerton is currently growing at a rate of 0.81% annually but its population has decreased by -0.8% since the most recent census, which recorded a population of 125 in 2020.