 Twelve percent of the population was Hispanic or Latino.There were 8,163 households out of which 34.6% included children under the age of 18, 50.9% were married couples living together, 11.1% had a female householder with no husband present, 5.1% had a male householder with no wife present, and 32.8% were non-families.Individuals living alone accounted for 27.6% of households and 11.2% had someone living alone who was 65 years of age or older.