sentences:  6.45% of the population were Hispanic or Latino of any race.There were 273,416 households out of which 32.10% had children under the age of 18 living with them, 47.70% were married couples living together, 12.40% had a female householder with no husband present, and 36.00% were non-families.27.60% of all households were made up of individuals and 5.90% had someone living alone who was 65 years of age or older.