Los Alamos County New Mexico has 14 places on the National Register of Historic Places including 3 places of National significance and 8 places of Statewide significance. Significant places include Bandelier CCC Historic District, Bandelier National Monument Archeological and Historic District (Boundary Increase), Los Alamos Scientific Laboratory, Bandelier National Monument Archeological and Historic District (Boundary Increase) and Chupaderos Canyon Small Structural Site.
Prehistoric cultural affiliation(s) include Pajaritan, Pueblo Iv, Modern Tewa, Anasazi-Tewa and Hispanic dating back to 1000.
Some of the country's most noteable architects helped create the Los Alamos County places including Lyle Bennett. Prominent architectural styles found in Los Alamos Country are Bungalow/Craftsman, Modern Movement and Moderne.