 Those of Hispanic or Latino origin made up 4.9% of the population.In terms of ancestry, 20.6% were American, 10.0% were English, 9.9% were German, and 8.6% were Irish.Of the 64,253 households, 31.4% had children under the age of 18 living with them, 49.3% were married couples living together, 14.4% had a female householder with no husband present, 31.6% were non-families, and 26.9% of all households were made up of individuals.