Fairview Township was settled in 1797. Fairview is one of the original 16 townships in Erie County. The name was derived from the exclamation of businessman Colonel Thomas Forster in 1797, who declared as he looked out over the land he had purchased at the mouth of Walnut Creek: "This is the fairest view I have seen yet."
In 1998 Fairview Township annexed Fairview Borough.
According to the United States Census Bureau, the township has a total area of 29.2 square miles (76 km2), of which, 29.2 square miles (76 km2) of it is land and 0.04 square miles (0.10 km2) of it (0.14%) is water. Fairview Township is bounded to the North by Lake Erie, to the West by Girard Township, to the South by Franklin Township, to the Southeast by McKean Township and to the Northeast by Millcreek Township.
As of the census of 2010, there were 10,102 people, 4,018 households, and 2,831 families residing in the township. The population density was 347.7 people per square mile (134.3/km²). There were 3,711 housing units at an average density of 127.3/sq mi (49.1/km²). The racial makeup of the township was 97.61% White, 0.62% African American, 0.01% Native American, 0.65% Asian, 0.24% from other races, and 0.67% from two or more races. Hispanic or Latino of any race were 0.68% of the population.
There were 4,018 households out of which 36.0% had children under the age of 18 living with them, 70.1% were married couples living together, 7.2% had a female householder with no husband present, and 19.9% were non-families. 16.9% of all households were made up of individuals and 7.9% had someone living alone who was 65 years of age or older. The average household size was 2.70 and the average family size was 3.05.
In the township the population was spread out with 22.4% under the age of 18, 3.4% from 18 to 24, 26.5% from 25 to 49, 25.2% from 50 to 64, and 20.4% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 91.9 males. For every 100 females age 18 and over, there were 88.3 males.
The median income for a household in the township was $55,600, and the median income for a family was $61,764. Males had a median income of $45,818 versus $27,813 for females. The per capita income for the township was $26,397. About 2.3% of families and 3.6% of the population were below the poverty line, including 4.7% of those under age 18 and 3.1% of those age 65 or over.
Fairview Township is served by the Fairview School District. The mission of the Fairview School District is to prepare all of its students to compete successfully in a global society. The district will carry out this mission through the use of technology, partnership with area businesses, staff development, appropriate facilities, and a comprehensive curriculum. Schools in the distric`t are: