Maryhill is an unincorporated community and census-designated place (CDP) in Klickitat County, Washington, United States.

Maryhill is named after the wife and daughter of regional icon Sam Hill, who purchased land and envisioned a community there shortly after the turn of the 20th century.

[8] Maryhill is located along the southern edge of Klickitat County and the state of Washington at 45°41′8″N 120°49′2″W / 45.68556°N 120.81722°W / 45.68556; -120.81722 (45.685649, -120.817232).

U.S. Route 97 (US 97) crosses the Columbia at Maryhill via the Sam Hill Memorial Bridge.

State Route 14 travels east–west through the area along the Columbia River, connecting Maryhill to White Salmon and Interstate 82 at Plymouth.

According to the United States Census Bureau, the Maryhill CDP has a total area of 2.8 square miles (7.3 km2), all land.