55 West Wacker in Chicago
| Height | 78 m (256 ft) ▼ |
| Tip Height | 78 m (256 ft) |
| Floors | 16 |
| Construction Year | 1968 |
| Structural Form | high-rise building |
| Main Usage | commercial office |
| Status | completed |
| Architectural Style | brutalist |
| Address | 55 West Wacker Drive |
| City | Chicago |
| Country | United States |