Grand Lake High School is a public, primary and secondary, school in Grand Lake, Louisiana an unincorporated town in Cameron Parish, Louisiana, United States. The school, a part of the Cameron Parish School Board, has grades Pre-Kindergarten through 12.
In September 2005 Hurricane Rita swept through Cameron Parish, damaging Cameron Elementary, South Cameron Elementary, and South Cameron High. The South Cameron students shared Grand Lake High School's campus with Grand Lake for almost an entire year. the South Cameron elementary and high school students moved into the South Cameron High School campus by fall 2006.