Los Alamos County

New Mexico

A canyon with a clear sky and scattered clouds.
A rugged mountain landscape with sparse vegetation and a clear sky.
A canyon with a road running through it.
A canyon with steep cliffs and sparse vegetation.
Ancient adobe ruins in a desert landscape with sparse vegetation and a distant cliff.

Popular cities in Los Alamos County

A rugged mountain landscape with sparse vegetation and a clear sky.
Los Alamos
Known for Hiking, Mountains and Museums
The world’s first atomic bomb was created in the scientific research laboratory of this small town nestled in the Jemez Mountains.

Reasons to visit

  • Los Alamos Historical Museum
  • Alcove House Trail
  • Ceremonial Cave

Stay near popular Los Alamos County attractions