320 (2016 population: 253) is a rural municipality (RM) in the Canadian province of Saskatchewan within Census Division No.

Located in the west-central portion of the province, it is near the Alberta boundary.

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

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

[3] The reeve of the RM is Darwin Whitfield while its administrator is Gillain Lund.