sentences:  The average household size was 3.99 and the average family size was 4.21.The age distribution was 38.9% under the age of 18, 11.2% from 18 to 24, 28.3% from 25 to 44, 14.4% from 45 to 64, and 7.2% 65 or older.The median age was 25 years.