 0.75% of the population were Hispanic or Latino of any race.21.6% were of German, 17.7% Norwegian, 11.5% Swedish, 7.2% Irish and 5.4% English ancestry.There were 2,350 households out of which 24.40% had children under the age of 18 living with them, 52.00% were married couples living together, 6.10% had a female householder with no husband present, and 38.80% were non-families.