Mountjoy is an unincorporated community in Logan County, Illinois, United States. Mountjoy is northwest of Atlanta.
Mountjoy, Illinois | |
|---|---|
  Mountjoy  Mountjoy | |
| Coordinates: 40°17′12″N 89°16′55″W / 40.28667°N 89.28194°W | |
| Country | United States |
| State | Illinois |
| County | Logan |
| Township | Eminence |
| Elevation | 725 ft (221 m) |
| Time zone | UTC-6 (Central (CST)) |
| • Summer (DST) | UTC-5 (CDT) |
| Area code | 217 |
| GNIS feature ID | 423005[1] |