136 (2016 population: 669) is a rural municipality (RM) in the Canadian province of Saskatchewan within Census Division No.

The RM is located in the southwest portion of the province, southeast of the City of Swift Current.

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

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

[3] The reeve of the RM is Greg Targerson while its administrator is Tammy Knight.