Massacre Rocks State Park

Massacre Rocks State Park
Massacre Rocks, viewed from the visitor center
Massacre Rocks State Park
Location in Idaho
Massacre Rocks State Park
Location in the United States
LocationPower County, Idaho, United States
Nearest cityAmerican Falls, Idaho
Coordinates42°40′51″N 112°59′01″W / 42.6808°N 112.9836°W / 42.6808; -112.9836
Area990 acres (400 ha)
Elevation4,400 ft (1,300 m)
Established1967
Administered byIdaho Department of Parks and Recreation
WebsiteOfficial website

Massacre Rocks State Park is a history-focused public recreation area in the Northwest United States featuring the Massacre Rocks, a famous spot along the Oregon Trail and California Trail during the middle 19th century. The state park is located along the Snake River and Rock Creek, ten miles (16 km) southwest of American Falls, in Power County, Idaho, United States.