Los Alamos High School (LAHS) is the public high school in Los Alamos, New Mexico, USA. The school opened in 1946, and was originally supported by the Atomic Energy Commission. It has been academically recognized by Newsweek, U.S. News & World Report, and the New Mexico Public Education Department. The school has been visited by two U.S. Presidents: John F. Kennedy and Bill Clinton. LAHS currently competes in the New Mexico Activities Association's District 2, AAAA division for athletics, and has won 111 state championships in the school's history.

Los Alamos County is a county in the U.S. state of New Mexico. As of the 2020 census, the population was 19,419. The smallest county by area in the state, Los Alamos County was formerly administered exclusively by the U.S. federal government during the Manhattan Project, but it now has equal status to New Mexico's other counties. The county has two census-designated places: Los Alamos and White Rock.