Los Alamos County on the map of New Mexico 2024. Cities, roads, borders and directions in Los Alamos County of New Mexico.

Los Alamos County is located in the northern region of New Mexico. This interesting county was named after the Spanish name for the cottonwood tree. The county seat of Los Alamos County is Los Alamos. The county's area is 109 square miles. Founded in 1949, today Los Alamos County is home to 19 thousand Americans. This map shows the borders of Los Alamos County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Los Alamos County.