 26.8% were of German, 19.5% Polish, 12.9% French, French Canadian or Cajun, 8.1% English, 6.4% Irish and 5.7% American ancestry.There were 12,791 households out of which 25.3% had children under the age of 18 living with them, 50.0% were husband and wife families, 9.8% had a female householder with no husband present, 36.2% were non-families, and 30.8% were made up of individuals.The average household size was 2.27 and the average family size was 2.81.