252 (2016 population: 250) is a rural municipality (RM) in the Canadian province of Saskatchewan within Census Division No.

In the 2021 Census of Population conducted by Statistics Canada, the RM of Arm River No.

[8] In the 2016 Census of Population, the RM of Arm River No.

252 is governed by an elected municipal council and an appointed administrator that meets on the second Tuesday of every month.

[4] The reeve of the RM is Wayne Obrigewitsch while its administrator is Yvonne (Bonny) Goodsman.