Los Alamos County, NM population age distributions
A complete breakdown of Los Alamos County's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 5 years | 921 | 4.78% |
| 5 to 9 years | 1,137 | 5.91% |
| 10 to 14 years | 1,307 | 6.79% |
| 15 to 19 years | 1,153 | 5.99% |
| 20 to 24 years | 849 | 4.41% |
| 25 to 29 years | 1,200 | 6.23% |
| 30 to 34 years | 1,474 | 7.66% |
| 35 to 39 years | 1,267 | 6.58% |
| 40 to 44 years | 1,239 | 6.44% |
| 45 to 49 years | 1,160 | 6.03% |
| 50 to 54 years | 1,269 | 6.59% |
| 55 to 59 years | 1,656 | 8.6% |
| 60 to 64 years | 1,198 | 6.22% |
| 65 to 69 years | 1,105 | 5.74% |
| 70 to 74 years | 824 | 4.28% |
| 75 to 79 years | 530 | 2.75% |
| 80 to 84 years | 413 | 2.15% |
| 85 years and over | 551 | 2.86% |
TABLE OF CONTENTS
Los Alamos County, NM population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Los Alamos County, NM population by age group.
The largest age group is 55 to 59 years with a population of 1,656 (8.60% of the total population).
The largest age group in Los Alamos County, NM was for the group of age 55 to 59 years with a population of 1,656 (8.60%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Los Alamos County, NM was the 80 to 84 years with a population of 413 (2.15%).
Los Alamos County, NM population by age cohort
To better understand the age distribution of Los Alamos County, NM's population, we divided it into the following 3 cohorts:
- Children : Under the age of 18 years
- Adults (working population): Between the age of 18 and 64 years
- Seniors: 65 years and above
FIGURE 2
Los Alamos County, NM population by age cohort
The largest age group was 18 to 64 years with a population of 11,686 (60.70% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Los Alamos County 's population under 18 was 21.52%, compared to the 22.11% nationwide.
- Los Alamos County's working population (between 18 and 64) was 60.70%, compared to 61.36% nationwide.
- Los Alamos County's elderly or the senior population (over 65 age) was 17.78% as compared to 16.53% nationwide.
Los Alamos County, NM population pyramid
Population pyramid for Los Alamos County, NM is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.
Key stats from our analysis of the Los Alamos County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Los Alamos County, NM, is 27.0.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Los Alamos County, NM, is 27.5.
- Total dependency ratio for Los Alamos County, NM is 54.5.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Los Alamos County, NM is 3.6.
FIGURE 3
Los Alamos County, NM population pyramid
Los Alamos County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Los Alamos County, NM population pyramid
Here's the Los Alamos County, NM's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 445 | 476 | 921 |
| 5 to 9 years | 659 | 478 | 1,137 |
| 10 to 14 years | 567 | 740 | 1,307 |
| 15 to 19 years | 687 | 466 | 1,153 |
| 20 to 24 years | 391 | 458 | 849 |
| 25 to 29 years | 579 | 621 | 1,200 |
| 30 to 34 years | 898 | 576 | 1,474 |
| 35 to 39 years | 699 | 568 | 1,267 |
| 40 to 44 years | 671 | 568 | 1,239 |
| 45 to 49 years | 531 | 629 | 1,160 |
| 50 to 54 years | 623 | 646 | 1,269 |
| 55 to 59 years | 876 | 780 | 1,656 |
| 60 to 64 years | 624 | 574 | 1,198 |
| 65 to 69 years | 623 | 482 | 1,105 |
| 70 to 74 years | 334 | 490 | 824 |
| 75 to 79 years | 298 | 232 | 530 |
| 80 to 84 years | 107 | 306 | 413 |
| 85 years and over | 272 | 279 | 551 |
Things to know
What is the population of Los Alamos County, NM under 18?
Los Alamos County's population under the age of 18 is 4,144, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.52% of the total resident population of Los Alamos County, NM.
What is the aging population in Los Alamos County, NM?
Los Alamos County's population aged 65 years and above was 3,423. As per the U.S. Census Bureau's American Community Survey, this population is 17.78% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates