One South Wacker in Chicago
| Height | 168 m (550 ft) ▼ |
| Tip Height | 168 m (550 ft) |
| Floors | 40 |
| Construction Year | 1982 |
| Structural Form | skyscraper |
| Main Usage | commercial office |
| Status | completed |
| Architectural Style | modern |
| Address | 1 South Wacker Drive |
| City | Chicago |
| Country | United States |