 Those of Hispanic or Latino origin made up 3.5% of the population.In terms of ancestry, 28.1% were German, 19.8% were Irish, 12.2% were English, 9.9% were Italian, 6.8% were Polish, and 6.2% were American.Of the 90,218 households, 36.6% had children under the age of 18 living with them, 57.9% were married couples living together, 11.3% had a female householder with no husband present, 26.5% were non-families, and 21.5% of all households were made up of individuals.