 The average household size was 2.76.There were 5,593 families (76.3% of households); the average family size was 3.15.The age distribution was 4,904 people (24.1%) under the age of 18, 1,582 people (7.8%) aged 18 to 24, 4,465 people (22.0%) aged 25 to 44, 7,089 people (34.9%) aged 45 to 64, and 2,290 people (11.3%) who were 65 or older.