Nonfamily households..................................... 78,728 Percent of total households........................ 30.4 Householder living alone.............................. 68,308 Householder 65 years and over...................... 31,560 Persons living in households............................. 670,163 Persons per household.................................... 2.59 GROUP QUARTERS Persons living in group quarters......................... 25,841 Institutionalized persons............................. 13,305 Other persons in group quarters....................... 12,536 RACE AND HISPANIC ORIGIN White.................................................... 637,515 Black.................................................... 3,258 Percent of total population........................... 0.5 American Indian, Eskimo, or Aleut........................ 50,575 Percent of total population........................... 7.3 Asian or Pacific Islander................................ 3,123 Percent of total population........................... 0.4 Other race............................................... 1,533 Hispanic origin (of any race)............................ 5,252 Percent of total population........................... 0.8 1990 Census of Population and Housing Page 2 *** South Dakota