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The total population of Los Alamos County is estimated to be 19,253 with 9,884 males (51.34%) and 9,369 females (48.66%). There are 515 less females than males in Los Alamos County.
The median household income in Los Alamos County was $133,684 in 2021, which marked an a decrease of 1,461(1.08%) from $135,145 in 2020. This income is 179.19% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Los Alamos County sees its highest median household income among householders in the age group of 45 to 64 years old, at $153,213. Overall, the median household income for the county of Los Alamos County stands at $133,684.
In Los Alamos County, the median income for all workers aged 15 years and older, regardless of work hours, was $100,269 for males and $57,898 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $118,193 for males and $88,905 for females.
In Los Alamos County, the demographic landscape is diverse, spanning 5 distinct racial categories among households. Among these, American Indian and Alaska Native households have the highest median household income at $143,896, while Some Other Race households represent the opposite end with the lowest median household income of $81,625.
In 2022, the population of Los Alamos County was 19,187, a 0.79% decrease year-by-year from 2021. Previously, in 2021, Los Alamos County's population was 19,340, a decline of 0.39% compared to a population of 19,415 in 2020.
The median age in Los Alamos County, NM is 41.5, as per 2021 ACS 5-Year Estimates. Of the total population, 17.90% were under the age of 15, 16.42% aged 15 to 29, 48.27% aged 30 to 64, 14.87% aged 65 to 84, and 2.55% were 85 years of age and older.
Racial distribution of Los Alamos County population: 81.31% are White, 1.10% are Black or African American, 0.82% are American Indian and Alaska Native, 5.44% are Asian, 3.01% are some other race and 8.32% are multiracial.