 The average household size was 2.34 and the average family size was 2.91.In the city, the population was spread out, with 26.4% under the age of 18, 7.1% from 18 to 24, 29.4% from 25 to 44, 20.0% from 45 to 64, and 17.1% who were 65 years of age or older.The median age was 37 years.