Los Alamos is a city located in Santa Barbara County California. With a 2020 population of 1,829, it is the 886th largest city in California and the 11432nd largest city in the United States. Los Alamos is currently declining at a rate of -0.27% annually and its population has decreased by -0.54% since the most recent census, which recorded a population of 1,839 in 2020. Spanning over 4 miles, Los Alamos has a population density of 473 people per square mile.
The average household income in Los Alamos is $103,145 with a poverty rate of 1.25%. The median rental costs in recent years comes to $1,120 per month, and the median house value is $512,900. The median age in Los Alamos is 44.3 years, 45.3 years for males, and 43.6 years for females.
According to the most recent ACS, the racial composition of Los Alamoswas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among black people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 100.00%.
74.88% of Los Alamos residents speak only English, while 25.12% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 25.12% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Los Alamos is White, with 2.55% below the poverty level.
The race least likely to be in poverty in Los Alamos is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 2.43%, and for those that did not work, the poverty rate was 2.84%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Los Alamos
87.92% of Los Alamos residents were born in the United States, with 60.47% having been born in California. 11.22% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.