According to the United States Census Bureau, the city has a total area of 17.3 miles.
There were 8,556 households out of which 37.4% had children under the age of 18 living with them, 53.4% were married couples living together, 12.5% had a female householder with no husband present, and 29.4% were non-families. 23.7% of all households were made up of individuals and 11.4% had someone living alone who was 65 years of age or older. The average household size was 2.73 and the average family size was 3.23.
In the city the population was spread out with 29.8% under the age of 18, 10.5% from 18 to 24, 27.7% from 25 to 44, 18.6% from 45 to 64, and 13.4% who were 65 years of age or older. The median age was 33 years. For every 100 females there were 102.8 males. For every 100 females age 18 and over, there were 97.6 males.