Turnac Tower in Rapid City
| Height | 41 m (133 ft) |
| Floors | 10 |
| Construction Year | 1975 |
| Structural Form | high-rise building |
| Main Usage | commercial office |
| Status | completed |
| Architectural Style | modern |
| Address | 909 Saint Joseph Street |
| City | Rapid City |
| Country | United States |