sentences:  Those of Hispanic or Latino origin made up 4.4% of the population.In terms of ancestry, 31.2% were German, 15.4% were Irish, 11.4% were American, and 11.0% were English.Of the 65,104 households, 31.4% had children under the age of 18 living with them, 48.5% were married couples living together, 9.6% had a female householder with no husband present, 38.4% were non-families, and 28.1% of all households were made up of individuals.