 The average household size was 3.75 and the average family size was 4.00.In the city, the population was spread out with 40.4% under the age of 18, 11.6% from 18 to 24, 27.6% from 25 to 44, 15.2% from 45 to 64, and 5.2% who were 65 years of age or older.The median age was 24 years.