25 (Willmore Wilderness),[4] is an improvement district in Alberta, Canada.

Those lands within Willmore Wilderness Park were incorporated as ID No.

[1] In the 2021 Census of Population conducted by Statistics Canada, Improvement District No.

25 was unpopulated and had no private dwellings according to the 2016 Census of Population conducted by Statistics Canada.

It had a land area of 4,605.63 square kilometres (1,778.2 sq mi) in 2016.