 The average household size was 2.49 and the average family size was 2.97.In the city, the population was spread out with 23.1% under the age of 18, 9.4% from 18 to 24, 31.0% from 25 to 44, 23.6% from 45 to 64, and 12.9% who were 65 years of age or older.The median age was 37 years.