Dennison | |
|---|---|
| Coordinates: 39°27′39″N87°35′52″W / 39.46083°N 87.59778°W [1] | |
| Country | United States |
| State | Illinois |
| County | Clark |
| Elevation | 577 ft (176 m) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| Postal code | 62423 |
| GNIS feature ID | 407130 [1] |
Dennison is an unincorporated community in Wabash Township in the northeast corner of Clark County, Illinois, east of Illinois Route 1 and north of Interstate 70.
Dennison is located at 39°27'39" North, 87°35'52" West (39.4608688, -87.5978025). [2]