Kerriston is an extinct town in King County, in the U.S. state of Washington. The GNIS classifies it as a populated place.
A post office called Kerriston was established in 1904, and remained in operation until 1935. The community most likely derived its name from the local Kerry Mill Company.
Coordinates: 47°27′17″N 121°51′27″W / 47.45472°N 121.85750°W