Lumsden Beach (2021 population: 45) is a resort village in the Canadian province of Saskatchewan, Canada, within Census Division No.

It is on the shores of Last Mountain Lake in the Rural Municipality of Lumsden No.

Lumsden Beach incorporated as a resort village on July 22, 1918.

[10] The Resort Village of Lumsden Beach is governed by an elected municipal council and an appointed administrator.

[3] The mayor is Ross Wilson and its administrator is Robin Tinani.