East Fairfield Township, Crawford County, Pennsylvania

East Fairfield Township is a township in Crawford County, Pennsylvania, United States. It was formed from Fairfield Township in 1869. The population was 837 at the 2020 census.

Geography
The township is in southern Crawford County, bordered to the southwest by French Creek, a tributary of the Allegheny River. Unincorporated communities in the township include Shaws Corners in the west and Pettis Corners near the northern border. The southeastern edge of the township borders the borough of Cochranton.

According to the United States Census Bureau, the township has a total area of 33.2 km2, all land.

Natural features
Geologic Province: Northwestern Glaciated Plateau

Lowest Elevation: 1,050 ft where French Creek flows out of the township.

Highest Elevation: 1,550 ft at a high point just north of Freyermuth Road.

Major Rivers/Streams and Watersheds: French Creek and Little Sugar Creek

Minor Rivers/Streams and Watersheds: Lakes and Waterbodies: Tamarack Lake (impoundment)
 * Little Sugar Creek tributary (eastern township): Mud Run
 * French Creek tributaries (central and western township): Little Sugar Creek and numerous unnamed

Biological Diversity Areas: Little Sugar Creek at Pettis Corners BDA and Lower French Creek BDA

Important Bird Area: Conneaut Marsh-Geneva Marsh

Demographics
As of the census of 2000, there were 848 people, 339 households, and 250 families residing in the township. The population density was 66.2 PD/sqmi. There were 418 housing units at an average density of 32.6 /sqmi. The racial makeup of the township was 99.17% White, 0.24% African American, 0.12% Asian, and 0.47% from two or more races. Hispanic or Latino of any race were 0.12% of the population.

There were 339 households, out of which 29.5% had children under the age of 18 living with them, 65.8% were married couples living together, 7.1% had a female householder with no husband present, and 26.0% were non-families. 21.5% of all households were made up of individuals, and 10.0% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 2.91.

In the township the population was spread out, with 22.8% under the age of 18, 6.5% from 18 to 24, 28.4% from 25 to 44, 28.4% from 45 to 64, and 13.9% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 95.8 males. For every 100 females age 18 and over, there were 96.1 males.

The median income for a household in the township was $38,365, and the median income for a family was $45,000. Males had a median income of $35,188 versus $16,875 for females. The per capita income for the township was $19,063. About 4.4% of families and 4.6% of the population were below the poverty line, including 3.7% of those under age 18 and 8.9% of those age 65 or over.