 17.2% were of German, 10.8% English, 10.6% American, 10.0% Irish and 5.4% Norwegian ancestry according to Census 2000.There were 2,737 households out of which 33.4% had children under the age of 18 living with them, 59.2% were married couples living together, 8.8% had a female householder with no husband present, and 26.8% were non-families.20.1% of all households were made up of individuals and 6.2% had someone living alone who was 65 years of age or older.