Percent of occupied units.......................... 0.5 Other race............................................ 11,075 Hispanic origin (of any race)......................... 27,571 Percent of occupied units.......................... 1.3 1990 Census of Population and Housing Page 1 *** Iowa Total population...................................... 2,776,755 SEX Male..................................................... 1,344,802 Female................................................... 1,431,953 AGE Under 5 years............................................ 193,203 5 to 17 years............................................ 525,677 18 to 20 years........................................... 131,299 21 to 24 years........................................... 152,414 25 to 44 years........................................... 823,940 45 to 54 years........................................... 274,428 55 to 59 years........................................... 122,335 60 to 64 years........................................... 127,353 65 to 74 years........................................... 226,961 75 to 84 years........................................... 143,890 85 years and over........................................ 55,255 Median age............................................... 34.0 Under 18 years.............................................. 718,880 Percent of total population.............................. 25.9 65 years and over........................................... 426,106 Percent of total population.............................. 15.3 HOUSEHOLDS BY TYPE Total households............................................ 1,064,325 Family households (families)............................. 740,819 Married-couple families............................... 629,893 Percent of total households........................ 59.2 Other family, male householder........................ 25,785 Other family, female householder...................... 85,141 Nonfamily households..................................... 323,506 Percent of total households........................ 30.4 Householder living alone.............................. 275,466 Householder 65 years and over...................... 130,964 Persons living in households............................. 2,677,235 Persons per household.................................... 2.52 GROUP QUARTERS Persons living in group quarters......................... 99,520 Institutionalized persons............................. 47,841 Other persons in group quarters....................... 51,679 RACE AND HISPANIC ORIGIN White.................................................... 2,683,090