Statistic Los Alamos New Mexico National
Population 13,326 2,151,878 336,919,644
Population density (sq mi) 1,198 18 91
Median age 41.7 37.2 37.7
Male/Female ratio 1.1:1 1.0:1 1.0:1
Married (15yrs & older) 61% 52% 55%
Families w/ Kids under 18 38% 42% 43%
Speak English 83% 65% 79%
Speak Spanish 7% 28% 13%
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Overview of Los Alamos Demographics

The population in Los Alamos is 13,326, while the population density is 1,198 people per square mile, contrasting with the national average of 91. The median age stands at 41.7, with 61% of individuals aged 15 or older being married and 38% having children under 18. In terms of household income equality in Los Alamos, 7% of households report a median income below $25,000, while 43% report an income exceeding $150,000. The Los Alamos demographics data can provide invaluable insight into the composition, dynamics and needs of urban and rural areas, enabling planners, developers and policymakers to strategize effectively for the promotion of prosperity, equity and well-being for all residents in the area.

Los Alamos Racial Demographics & Ethnicity

The Los Alamos racial demographics and ethnicity breakdown serves as a critical tool for understanding and addressing systemic inequities, promoting social justice and inclusion and building stronger, more resilient communities. The racial breakdown in Los Alamos is 79.8% White, 1% Black or African American, 6.6% Asian, 1.2% American Indian and 0% Native Hawaiian - 19.2% of the population identify as Hispanic or Latino. Of all households, 83.1% reported speaking English only, while 7.5% reported speaking Spanish only. A total of 10.7% of residents were considered foreign born.

Los Alamos Population Density

Los Alamos could serve as a prime example of how areas with higher-than-average population density can champion environmental sustainability by reducing per capita energy consumption, greenhouse gas emissions and land use. Embracing compact urban development, these densely populated areas promote energy-efficient buildings and encourages walking, cycling and public transit use, fostering sustainable lifestyles and minimizing environmental impact. Moreover, densely populated regions are renowned for their vibrant social and cultural scenes, driven by a diverse population that organizes an array of cultural events, festivals and community activities. This cultural diversity ignites creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. The Los Alamos population density is 1,198, surpassing the national average of 91 per square miles, positioning itself to capitalize on the advantages of dense urban living.

Why are Demographics Important?

Understanding Populations: Analyzing and interpreting the Los Alamos demographic data provides us with valuable insights into the characteristics and composition of populations, encompassing age, gender, race, ethnicity, income, education and other socio-economic variables. This understanding is crucial for addressing the diverse needs, preferences and challenges encountered by various demographic groups within communities. Demographics play a crucial role in understanding populations, informing decision-making processes, and advancing equity, inclusion, and overall well-being for all individuals and communities. The Los Alamos population and demographic data serves as a foundation for addressing social, economic and environmental challenges, while also nurturing the well-being and resilience of societies.

Policy Planning: Demographic data and statistics serve as vital tools for informing policy and decision-making processes across various levels of government, as well as within organizations and businesses. Through the reporting and analysis of demographic data, policymakers, government officials, and organizational leaders can pinpoint areas of need, allocate resources efficiently, and craft tailored policies and programs to address the unique needs and priorities of different demographic groups. The utilization of demographic data in Los Alamos is instrumental in policy planning, facilitating resource allocation, evidence-based decision-making, priority identification, trend forecasting, policy impact assessment, and the promotion of equity and inclusion. By harnessing this data effectively, policymakers can devise targeted, impactful, and inclusive policies that cater to the diverse needs of communities.

Healthcare Planning: The analysis of Los Alamos demographics can offer insights into healthcare planning and delivery, identifying population health needs, disparities and risk factors. By understanding demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Through the use of demographic data and statistics, healthcare providers and policymakers aim to achieve equitable, accessible and high-quality healthcare for all individuals and communities. This proactive approach to healthcare planning ensures targeted interventions, efficient resource allocation and customized healthcare services to meet the diverse needs of populations.

Demographics Quick Facts

  • The population density in Los Alamos is 6654% higher than New Mexico
  • The median age in Los Alamos is 12% higher than New Mexico
  • In Los Alamos 79.81% of the population is White
  • In Los Alamos 1.01% of the population is Black
  • In Los Alamos 6.64% of the population is Asian

Compare Los Alamos, NM Demographics

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      Los Alamos racial demographics

      Race Los Alamos New Mexico National
      White 79.81% 73.49% 73.35%
      Black 1.01% 2.01% 12.63%
      Asian 6.64% 1.40% 5.22%
      American Indian 1.23% 9.28% 0.82%
      Native Hawaiian 0.00% 0.06% 0.18%
      Mixed race 8.53% 3.26% 3.06%
      Other race 2.78% 10.49% 4.75%
      In Los Alamos, 19.2% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Los Alamos age breakdown

      Marital status

      Age of children in married couples

      Source: The Los Alamos, NM demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS) and include 2026 modeled data developed using proprietary methodologies.