Fairfield Township, Crawford County, Pennsylvania

[4] French Creek, a tributary of the Allegheny River, forms the northeastern boundary of the township, and Conneaut Outlet, a tributary of French Creek, forms the northwestern boundary.

Geologic Province:[5] Northwestern Glaciated Plateau Lowest Elevation:[6] 1,050 ft (320 m) French Creek where it flows south of the township.

Highest Elevation:[6] 1,510 ft (460 m) at a high point south of Cochranton.

Major Rivers/Streams and Watersheds:[6] French Creek (forms eastern border) and Conneaut Outlet (forms northern border) Minor Rivers/Streams and Watersheds:[6] unnamed tributaries for both Biological Diversity Areas:[7] Conneaut Marsh Complex-South BDA, French Creek-Conneaut Outlet Confluence BDA, Lower French Creek BDA Landscape Conservation Areas:[7] Conneaut-Geneva Marsh LCA, French Creek LCA As of the census[9] of 2000, there were 1,104 people, 423 households, and 321 families residing in the township.

21.3% of all households were made up of individuals, and 9.5% had someone living alone who was 65 years of age or older.