Summit is a census-designated place (CDP) in Pierce County, Washington, United States.

According to the United States Census Bureau, the CDP has a total area of 5.09 square miles (13.2 km2), all of it land.

18.5% of all households were made up of individuals, and 7.5% had someone living alone who was 65 years of age or older.

[3] Most of the Franklin Pierce portion is zoned to Central Avenue Elementary School while a portion to the southwest is zoned to Midland Elementary School in Midland.

The Franklin Pierce portion of Summit is zoned to Morris E. Ford Middle School in Midland and Franklin Pierce High School in Clover Creek.