Hispanic or Latino of any race were 6.7% of the population. There were 8,142 households of which 27.1% had children under the age of 18 living with them, 33.3% were married couples living together, 12.2% had a female householder with no husband present, 4.8% had a male householder with no wife present, and 49.8% were non-families. 32.8% of all households were made up of individuals and 10.8% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.97. The median age in the city was 26.2 years. 20.7% of residents were under the age of 18; 27% were between the ages of 18 and 24; 23.3% were from 25 to 44; 17.3% were from 45 to 64; and 11.7% were 65 years of age or older. The gender makeup of the city was 49.9% male and 50.1% female. As of the census of 2000, there were 19,243 people, 7,980 households, and 4,213 families residing in the city. The population density was 1,546.2 people per square mile (596.8/km²). There were 8,855 housing units at an average density of 711.5 per square mile (274.6/km²). The people are 89.73% White, 3.11% Black/African American, 1.08% Native American, 1.94% Asian, 0.17% Pacific Islander, 1.90% from other races, and 2.08% from two or more races. Hispanic or Latino of any race were 3.75% of the population. There were 7,980 households out of which 25.1% had children under the age of 18 living with them, 38.0% were married couples living together, 11.2% had a female householder with no husband present, and 47.2% were non-families. 34.5% of all households were made up of individuals and 12.7% had someone living alone who was 65 years of age or older. The average household size was 2.23 and the average family size was 2.91. In the city, the population was spread out with 20.8% under the age of 18, 24.1% from 18 to 24, 24.1% from 25 to 44, 16.8% from 45 to 64, and 14.1% who were 65 years of age or older.