Los Alamos County Map
The County of Los Alamos is located in the State of New Mexico. Find directions to Los Alamos County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Los Alamos County population is estimated at 19,462 people. The Los Alamos County time zone is Mountain Daylight Time which is 7 hours behind Coordinated Universal Time (UTC).
Nearby counties include Rio Arriba County, Sandoval County, Santa Fe County.
Top cities include Los Alamos, White Rock