| Geography | |
|---|---|
| Location | James Bay |
| Coordinates | 53°19′N 79°40′W / 53.317°N 79.667°W |
| Archipelago | Arctic Archipelago |
| Area | 3 km2 (1.2 sq mi) |
| Highest elevation | 3 m (10 ft) |
| Administration | |
Canada | |
| Nunavut | |
| Qikiqtaaluk | |
| Demographics | |
| Population | Uninhabited (2026) |
| Pop. density | 0/km2 (0/sq mi) |
Walter Island is one of several uninhabited Canadian arctic islands in Nunavut, Canada located within James Bay. It is 3 km2 (1.2 sq mi) in size, and is situated 15 km (9.3 mi) east of North Twin Island.
The island takes part in surveys for polar bear summer refuge.