There were 24,951 households, 9,796 (39.3%) had children under the age of 18 living in them, 14,399 (57.7%) were opposite-sex married couples living together, 2,195 (8.8%) had a female householder with no husband present, 1,006 (4.0%) had a male householder with no wife present. There were 1,150 (4.6%) unmarried opposite-sex partnerships, and 137 (0.5%) same-sex married couples or partnerships. 5,788 households (23.2%) were one person and 1,930 (7.7%) had someone living alone who was 65 or older. The average household size was 2.61. There were 17,600 families (70.5% of households); the average family size was 3.13.