| Whiteside County Courthouse | |
|---|---|
 View of entrance to the courthouse | |
 | |
| General information | |
| Location | 200 E Knox St, Morrison, Illinois |
| Coordinates | 41°48′37″N 89°57′50″W / 41.81014°N 89.96389°W |
| Opened | 1987 |
The Whiteside County Courthouse is a government building in Morrison, the county seat of Whiteside County, Illinois, United States. Completed in 1987 to replace a 19th-century predecessor, it is the fourth courthouse, in the third community, to serve Whiteside County officials since the county's formation.