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Los Alamos County (English: "The Poplars" or "Cottonwoods"; Spanish: Condado de Los Álamos) is a county in the U.S. state of New Mexico. As of the 2020 census , the population was 19,419. [1] The smallest county by area in the state, Los Alamos County was formerly administered exclusively by the U.S. federal government during the Manhattan ...
- 1949
- 3rd
- Los Alamos
- Los Alamos
Jul 1, 2022 · Population per square mile, 2020: 178.0: Population per square mile, 2010: 164.4: Land area in square miles, 2020: 109.12: Land area in square miles, 2010: 109.17: FIPS Code: 35028
- (800) 923-8282
- 178.0
- 164.4
- 17,950
Apr 1, 1990 · Population Census 1990-04-01 Population Census 2000-04-01 Population Census 2010-04-01 Population Census 2020-04-01 Population Estimate 2023-07-01; Los Alamos: County: 18,115: 18,343: 17,950: 19,420: 19,444: USA [United States of America] Federal Republic: 248,709,873: 281,421,906: 308,745,538: 331,464,948: 334,914,895
Los Alamos is located in northern New Mexico between the Rio Grande and the eastern rim of the Valles Caldera on the Pajarito Plateau, approximately 35 mi (56 km) to the northwest of Santa Fe. The elevation at the post office is 7,320 feet (2,230 m) and total land area is 11.14 square miles (28.9 km 2 ).
- 7,320 ft (2,231 m)
- Los Alamos
Apr 1, 2010 · Total Population in Los Alamos County, New Mexico is 19,419. 2020 Decennial Census. View This Result. 3,008 Tables. 3,008 Maps, 3 Profiles, 1 Page. tables. View: 10 25 50. Decennial Census. P1 RACE. View All 4 Products. Population Estimates. PEPANNRES Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2019.
Los Alamos County, New Mexico has 109.1 square miles of land area and is the 33rd largest county in New Mexico by total area. Topics in the Los Alamos County, New Mexico data profile include: Populations and People; Income and Poverty; Education; Employment; Housing; Health; Business and Economy; Families and Living Arrangements; Race and Ethnicity
As of the 2020 census, the population was 19,419. The smallest county by area in the state, Los Alamos County was formerly administered exclusively by the U.S. federal government during the Manhattan Project, but it now has equal status to New Mexico's other counties.
