Tioga County is a county located in the U.S. state of Pennsylvania. As of the 2000 census, the population was 41,373. Tioga County was created on March 26, 1804 from part of Lycoming County and named for the Tioga River. Its county seat is Wellsboro.
As of the census of 2000, there were 41,373 people, 15,925 households, and 11,195 families residing in the county. The population density was 36 people per square mile (14/km²). There were 19,893 housing units at an average density of 18 per square mile (7/km²). The racial makeup of the county was 98.11% White, 0.60% Black or African American, 0.23% Native American, 0.30% Asian, 0.01% Pacific Islander, 0.14% from other races, and 0.61% from two or more races. 0.52% of the population were Hispanic or Latino of any race. 23.1% were of German, 16.6% American, 15.3% English, 10.1% Irish, 6.0% Polish and 5.3% Italian ancestry according to Census 2000.
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. 24.40% of all households were made up of individuals and 11.30% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 2.93.
In the county, the population was spread out with 23.70% under the age of 18, 10.60% from 18 to 24, 25.40% from 25 to 44, 24.20% from 45 to 64, and 16.00% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 95.90 males. For every 100 females age 18 and over, there were 92.80 males.
Under Pennsylvania law, there are four types of incorporated municipalities: cities, boroughs, Unincorporated communities in Pennsylvania, and, in at most two cases, towns. The following boroughs and townships are located in Tioga County: