sentences:  Those of Hispanic or Latino origin made up 3.0% of the population.In terms of ancestry, 23.7% were German, 13.9% were Irish, 11.5% were American, and 11.4% were English.Of the 10,451 households, 31.9% had children under the age of 18 living with them, 53.9% were married couples living together, 11.1% had a female householder with no husband present, 30.2% were non-families, and 25.7% of all households were made up of individuals.