 The average household size was 2.37 and the average family size was 3.03.In the city the population was spread out with 31.9% under the age of 18, 3.0% from 18 to 24, 25.2% from 25 to 44, 24.4% from 45 to 64, and 15.6% who were 65 years of age or older.The median age was 37 years.