Total population...................................... 3,665,228 SEX Male..................................................... 1,810,691 Female................................................... 1,854,537 AGE Under 5 years............................................ 292,859 5 to 17 years............................................ 688,260 18 to 20 years........................................... 172,063 21 to 24 years........................................... 220,617 25 to 44 years........................................... 1,163,607 45 to 54 years........................................... 349,516 55 to 59 years........................................... 146,658 60 to 64 years........................................... 152,874 65 to 74 years........................................... 290,044 75 to 84 years........................................... 151,013 85 years and over........................................ 37,717 Median age............................................... 32.2 Under 18 years.............................................. 981,119 Percent of total population.............................. 26.8 65 years and over........................................... 478,774 Percent of total population.............................. 13.1 HOUSEHOLDS BY TYPE Total households............................................ 1,368,843 Family households (families)............................. 940,106 Married-couple families............................... 747,806 Percent of total households........................ 54.6 Other family, male householder........................ 49,980 Other family, female householder...................... 142,320 Nonfamily households..................................... 428,737 Percent of total households........................ 31.3 Householder living alone.............................. 337,681 Householder 65 years and over...................... 119,287 Persons living in households............................. 3,584,545 Persons per household.................................... 2.62 GROUP QUARTERS Persons living in group quarters......................... 80,683 Institutionalized persons............................. 41,508 Other persons in group quarters....................... 39,175 RACE AND HISPANIC ORIGIN White.................................................... 2,963,186 Black.................................................... 110,524 Percent of total population........................... 3.0 American Indian, Eskimo, or Aleut........................ 203,527 Percent of total population........................... 5.6 Asian or Pacific Islander................................ 55,206