Los Alamos is an unincorporated townsite in Los Alamos County, New Mexico. The population was 11,909 at the 2000 census. It is home to the Los Alamos National Laboratory, which was founded to undertake the Manhattan Project. Los Alamos County is an incorporated county, and many county offices are located at the townsite of Los Alamos. Los Alamos High School is the public high school of Los Alamos County. Before the Manhattan Project, the site was occupied by the Los Alamos Ranch School. Los Alamos has a county council which the people elect. The council elects a chairman and vice-chairman. Los Alamos apartments for rent comparison page shows most up to date rent information on Los Alamos apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.