| Blackett Creek | |
|---|---|
  Location of the mouth of Blackett Creek in Ontario | |
| Location | |
| Country | Canada |
| Province | Ontario |
| District | Thunder Bay |
| Physical characteristics | |
| Source | Blackett Lake |
| • coordinates | 50°27′34″N 88°45′28″W / 50.45944°N 88.75778°W |
| • elevation | 325 m (1,066 ft) |
| Mouth | Whitesand River |
• coordinates | 50°24′35″N 88°48′49″W / 50.40972°N 88.81361°W |
• elevation | 313 m (1,027 ft) |
| Length | 8.5 km (5.3 mi) |
Blackett Creek is a river in Thunder Bay District, Ontario, Canada. It starts at Blackett Lake at an elevation of 325 metres (1,066 ft) and travels 8.5 kilometres (5.3 mi) to its mouth at the Whitesand River at an elevation of 313 metres (1,027 ft).