 In terms of ancestry, 51.8% were German, 29.9% were Norwegian, 8.0% were Irish, 7.4% were Swedish, 7.1% were English, 5.4% were Russian, and 4.6% were American.Of the 1,098 households, 22.3% had children under the age of 18 living with them, 51.5% were married couples living together, 4.8% had a female householder with no husband present, 40.1% were non-families, and 36.6% of all households were made up of individuals.The average household size was 2.09 and the average family size was 2.69.