Chemawa Indian School is a Native American boarding school in Salem, Oregon, United States. Named after the Chemawa band of the Kalapuya people of the Willamette Valley, it opened on February 25, 1880 as an elementary school. Grades were added and dropped, and it became a fully accredited high school in 1927, when lower grades were dropped. In 2005, it continued to serve ninth through twelfth grades. It is sometimes referred to as Chemawa High School. It has primarily served students of tribes from the Pacific Northwest and Alaska.

Salem is the capital city of the U.S. state of Oregon, and the county seat of Marion County. It is located in the center of the Willamette Valley alongside the Willamette River, which runs north through the city. The river forms the boundary between Marion and Polk counties, and the city neighborhood of West Salem is in Polk County. Salem was founded in 1842, became the capital of the Oregon Territory in 1851, and was incorporated in 1857.