Columbia Hills State Park is a Washington state park located 6 miles (9.7 km) east of Dallesport on SR 14 in Klickitat County. The park occupies 3,338 acres (1,351 ha) on Horsethief Lake, an impoundment of the Columbia River, and was created in 2003 with the merger of Horsethief Lake State Park and Dalles Mountain Ranch.

Activities and amenities

Park activities include camping, boating, picnicking, fishing, swimming, windsurfing, rock climbing, and hiking on 12 miles (19 km) of trails. Several petroglyph panels that were saved from inundation by the nearby Dalles Dam have been installed in the park.