 3.11% of the population were Hispanic or Latino of any race.24.2% were of German, 11.8% English, 9.7% American, 9.6% Irish and 9.4% Polish ancestry, 95.9% spoke English and 2.6% Spanish as their first language.In 2000, there were 30,729 households, of which 38.30% had children under the age of 18 living with them, 65.70% were married couples living together, 8.10% had a female householder with no husband present, and 22.30% were non-families.