sentences:  The average household size was 3.27 and the average family size was 3.56.The population was spread out with 24.8% under the age of 18, 36.1% from 18 to 24, 33.0% from 25 to 44, 5.8% from 45 to 64, and 0.3% who were 65 years of age or older.The median age was 21.9 years.