sentences:  Those of Hispanic or Latino origin made up 1.0% of the population.In terms of ancestry, 37.8% were German, 14.4% were Irish, 11.6% were American, and 8.7% were English.Of the 7,476 households, 30.5% had children under the age of 18 living with them, 52.7% were married couples living together, 9.7% had a female householder with no husband present, 32.9% were non-families, and 28.7% of all households were made up of individuals.