 The average household size was 2.67 and the average family size was 2.85.In the city the population was spread out with 23.6% under the age of 18, 4.4% from 18 to 24, 25.3% from 25 to 44, 37.4% from 45 to 64, and 9.4% who were 65 years of age or older.The median age was 43 years.