 0.48% of the population were Hispanic or Latino of any race.39.6% were of German, 9.5% Czech, 8.6% Norwegian, 7.8% Irish and 6.6% United States or American ancestry.There were 1,998 households out of which 31.00% had children under the age of 18 living with them, 56.20% were married couples living together, 7.20% had a female householder with no husband present, and 33.50% were non-families.