Kersey is an unincorporated community and census-designated place in Fox Township, Elk County, Pennsylvania, United States.

[3][4] The first permanent settlers of the county arrived in 1810 and founded Centreville at the headwaters of Little Toby Creek.

[6] Kersey is located in northern Fox Township, in south-central Elk County.

According to the U.S. Census Bureau, the Kersey CDP has a total area of 1.56 square miles (4.04 km2), of which 1.49 acres (6,015 m2), or 0.15%, is water.

Kersey sits at an elevation of 1,980 feet (600 m) above sea level, 1 mile (1.6 km) northwest of the Eastern Continental Divide.