The Rural Municipality of Barrier Valley No. 397 (2021 population: ) is a rural municipality (RM) in the Canadian province of Saskatchewan within Census Division No. 14 and Division No. 4. It is located in the east-central portion of the province. History The RM of Barrier Valley No. 397 incorporated as a rural municipality on October 29, 1917. In 1924, the RM named a new Canadian Pacific Railway siding "Archerwill" using a syllabic abbreviation of councillors Archie Campbell and Ervie Hanson, and secretary-treasurer William Pierce. Geography Communities and localities The following urban municipalities are surrounded by the RM. Villages Archerwill The following unincorporated communities are within the RM. Localities Algrove Dahlton Lightwoods McKague Wallwort Demographics In the 2021 Census of Population conducted by Statistics Canada, the RM of Barrier Valley No. 397 had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of , it had a population density of in 2021. In the 2016 Census of Population, the RM of Barrier Valley No. 397 recorded a population of living in of its total private dwellings, a change from its 2011 population of . With a land area of , it had a population density of in 2016. Government The RM of Barrier Valley No. 397 is governed by an elected municipal council and an appointed administrator that meets on the second Thursday of every month. The reeve of the RM is Wayne Black while its administrator is Glenda Smith. The RM's office is located in Archerwill. Until 1981, the RM's office was located in McKague. Transportation Rail Wadena-to-Tisdale branch line, Canadian Pacific Railway Roads Highway 35—serves Archerwill, McKague, Wallwort Highway 349—serves Archerwill, Dahlton Highway 652—serves Archerwill Highway 773—serves McKague See also List of communities in Saskatchewan List of rural municipalities in Saskatchewan References B