Hiwassee Dam High School (HDHS) in Murphy, North Carolina serves grades 9–12 and is one of three high schools in Cherokee County Schools. It is the westernmost public school in the state of North Carolina. As of 2007 it had a full-time teaching staff of 20 teachers giving an average of 11 students per teacher. Enrollment is 147 students. The school's capacity is 361 students.

Murphy is a town in and the county seat of Cherokee County, North Carolina, United States. It is situated at the confluence of the Hiwassee and Valley rivers. It is the westernmost county seat in the state of North Carolina, approximately 360 miles (580 km) from the state capital in Raleigh. The population of Murphy was 1,608 at the 2020 census.