 3.97% of the population were Hispanic or Latino of any race.33.9% were of German, 15.5% Norwegian and 10.5% Belgian ancestry.There were 9,715 households out of which 33.00% had children under the age of 18 living with them, 55.10% were married couples living together, 7.10% had a female householder with no husband present, and 34.80% were non-families.