 The average household size was 2.66 and the average family size was 3.07.In the city, the population was spread out, with 28.3% under the age of 18, 5.4% from 18 to 24, 29.3% from 25 to 44, 21.6% from 45 to 64, and 15.4% who were 65 years of age or older.The median age was 36 years.