Lakeshore is named for the proximity of the shoreline of Dauphin Lake, which splits the municipality into north and south.

[3] The RM is anchored on its south end by the Rainbow Beach Provincial Park on Dauphin Lake, and on its north end by Manipogo Provincial Park on Lake Manitoba.

[4] The RM was incorporated on January 1, 2015 via the amalgamation of the RMs of Ochre River and Lawrence.

[5] The Government of Manitoba initiated these amalgamations in order for municipalities to meet the 1997 minimum population requirement of 1,000 to incorporate a municipality.

[6] Constituent communities of the Rural Municipality of Lakeshore include:[3] In the 2021 Census of Population conducted by Statistics Canada, Lakeshore had a population of 1,186 living in 531 of its 861 total private dwellings, a change of -13% from its 2016 population of 1,363.