to Oliver between the 1930s and 1950s, followed by Portuguese immigrants between the 1950s and the 1970s, and finally Punjabi Sikhs from the 1980s into the contemporary era. Today, Oliver's major communities – Indigenous, Portuguese, Caucasian, and Sikhs live in cultural and social silos, with little or no informal social interaction other than in schools, shopping centres and work places. Language According to the 2011 Census, 79.57% of Oliver's population have English as mother tongue; Punjabi is the mother tongue of 5.21% of the population, followed by German (2.87%), Portuguese (2.55%), French (2.45%), Spanish (0.96%), Dutch (0.74%), Hungarian (0.74%), Russian (0.53%), and Ukrainian (0.53%). Religion According to the 2021 census, religious groups in Oliver included: Irreligion (2,345 persons or 47.3%) Christianity (2,145 persons or 43.2%) Sikhism (375 persons or 7.6%) Hinduism (20 persons or 0.4%) Islam (10 persons or 0.2%) Other (60 persons or 1.2%) Notable people John Anderson, Admiral (Ret) Former Chief of Defense Staff, graduate of SOHS Laslo Babits, Competed in javelin at the 1984 Summer Olympics in Los Angeles, California, finishing in 8th place. Graduate of SOSS Bill Barisoff, former Speaker of the British Columbia Legislative Assembly, graduate of SOSS George Bowering, First Canadian Poet Laureate, graduate of SOHS Patricia Smith Churchland, philosopher and neuroscientist, born in Oliver Ross Fitzpatrick, Canadian Senator (Okanagan-Similkameen), graduate of SOHS Cody Kearsley, actor, known for his role as Moose Mason in the popular CW series Riverdale, graduate of SOSS Corban Knight, ice hockey player for the Philadelphia Flyers Clarence Louie, Chief of Osoyoos Indian Band, Order of BC Julie Skinner, 2002 Bronze Medal at Winter Olympics in Salt Lake City, Utah (Kelly Law team) Alison Smith, CBC TV anchor, graduate of SOSS Travis Turner, actor, lead role in the 2011 film Marley & Me: The Puppy Years Climate Oliver has a semi-arid climate (BSk) with hot, dry summers and cool winters. Annual snowfall is light, averaging just 18 inches (46 cm). Oliver is amongst the warmest communities in Canada with an average daily mean of 50.5 °F (10.3 °C). References External links Populated places in the South Okanagan Towns in British Columbia British Columbia populated places on the Okanogan River Populated places in the Okanagan Country 1918 establishments in British Columbia