2,100 in United States, all users. L1 users: 2,000 (1997 W. Meya), increasing. 2,300 L1 speakers of all Sioux dialects in a total population of 175,000. L2 users: 100 (2016 W. Meya). Ethnic population: 170,000 (2016 W. Meya). Includes all ethnic Sioux. Total users in all countries: 2,200 (as L1: 2,100; as L2: 100).
Nebraska: northwest corner; North Dakota: Bismark, Standing Rock reservation; South Dakota: Cheyenne River, Lower Brule reservation, Pine Ridge, Rapid City, Rosebud; Urban centers including Denver, Minneapolis, Chicago, Los Angeles, Seattle.
SOV; postpositions; noun head initial; dual number; definite and indefinite articles; verb affixes mark person, number; no passives; causatives; comparatives; 30 consonant and 9 vowel phonemes; non-tonal.
Teaching programs at every level, preschool through university. Substantial Lakota language program developed at Sinte Gleska College on the Rosebud Reservation. Courses offered in several American colleges and universities (Golla 2007). Older adults and elderly (L1); Adolescents and young adults (L2). Also use English [eng].
Latin script [Latn].