Overfield Township, Wyoming County, Pennsylvania
|Elevation||1,283 ft (391.1 m)|
|Area||10.2 sq mi (26.4 km2)|
|- land||9.9 sq mi (26 km2)|
|- water||0.3 sq mi (1 km2), 2.94%|
|Density||168.3 / sq mi (65 / km2)|
|- summer (DST)||EDT (UTC-4)|
According to the United States Census Bureau, the township has a total area of 10.2 square miles (26.4 km²), of which, 9.9 square miles (25.6 km²) of it is land and 0.3 square miles (0.9 km²) of it (3.24%) is water.
As of the census of 2010, there were 1,666 people, 704 households, and 466 families residing in the township. The population density was 168.3 people per square mile (65/km²). There were 970 housing units at an average density of 98/sq mi (38.3/km²). The racial makeup of the township was 98.1% White, 0.6% African American, 0.2% Native American, 0.1% Asian, 0.5% from other races, and 0.5% from two or more races. Hispanic or Latino of any race were 1.6% of the population.
There were 704 households out of which 26.4% had children under the age of 18 living with them, 51.1% were married couples living together, 9.1% had a female householder with no husband present, and 33.8% were non-families. 26.7% of all households were made up of individuals and 13% had someone living alone who was 65 years of age or older. The average household size was 2.37 and the average family size was 2.86.
In the township the population was spread out with 19.1% under the age of 18, 62.8% from 18 to 64, and 18.1% who were 65 years of age or older. The median age was 46.5 years.
The median income for a household in the township was $48,889, and the median income for a family was $60,875. Males had a median income of $42,708 versus $28,583 for females. The per capita income for the township was $25,158. About 0.7% of families and 2.2% of the population were below the poverty line, including 2.5% of those under age 18 and 3.5% of those age 65 or over.