 23.1% were of English, 14.2% German, 11.1% American and 7.4% Irish ancestry.There were 27,192 households out of which 36.50% had children under the age of 18 living with them, 56.70% were married couples living together, 10.00% had a female householder with no husband present, and 29.30% were non-families.22.80% of all households were made up of individuals and 7.60% had someone living alone who was 65 years of age or older.