 28.6% of residents were under the age of 18; 8.8% were between the ages of 18 and 24; 28.9% were from 25 to 44; 27.4% were from 45 to 64; and 6.3% were 65 years of age or older.The gender makeup of the city was 50.0% male and 50.0% female.As of the 2000 census, there were 13,783 people, 4,398 households, and 3,689 families residing in the city.