Appleton is an unincorporated community in Klickitat County, Washington, United States.

Appleton is 5.5 miles (8.9 km) west of Klickitat.

Appleton has a post office with ZIP code 98602.

[2] The climate is cooler than lowland areas but still fits in the pattern of humid continental.

This Klickitat County, Washington state location article is a stub.