 Those of Hispanic or Latino origin made up 1.4% of the population.In terms of ancestry, 68.5% were German, 14.1% were Norwegian, 12.6% were Dutch, 11.4% were Russian, 7.8% were Irish, and 2.7% were American.Of the 694 households, 21.6% had children under the age of 18 living with them, 55.6% were married couples living together, 3.0% had a female householder with no husband present, 39.0% were non-families, and 35.6% of all households were made up of individuals.