- Clallam County occupies the northern portion of the Olympic Peninsula, extending nearly 100 miles along the Strait of Juan de Fuca on its north and more than 35 miles along the Pacific Coast on its west. On the east and the south it borders Jefferson County, out of which it was created in 1854. The county is composed of the traditional lands of the Klallam (for whom it is named), Makah, and Quileute peoples, who continue to play significant roles in county history…