 0.52% of the population were Hispanic or Latino of any race.Residents of Tioga County were of 31.9% English, 23.1% German, 10.1% Irish, 6.0% Polish and 5.3% Italian ancestry.There were 15,925 households out of which 30.40% had children under the age of 18 living with them, 57.80% were married couples living together, 8.60% had a female householder with no husband present, and 29.70% were non-families.