Alta Vista is a hamlet in the Canadian province of Saskatchewan. It is located on the eastern shore of Last Mountain Lake, across from Regina Beach. Access is from Highway 322.
In the 2021 Census of Population conducted by Statistics Canada, Alta Vista had a population of 33 living in 17 of its 32 total private dwellings, a change of from its 2016 population of 36. With a land area of, it had a population density of in 2021.[1]