Los Alamos County, New Mexico Population 2021

Los Alamos County, New Mexico's estimated population is 20,131 with a growth rate of 1.93% in the past year according to the most recent United States census data. Los Alamos County, New Mexico is the 21st largest county in New Mexico. The 2010 Population was 17,994 and has seen a growth of 11.88% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202120,1313811.93%
202019,7503811.97%
201919,3693812.01%
201818,9882461.31%
201718,7425332.93%
201618,2093922.20%
201517,817140.08%
201417,803-144-0.80%
201317,947-287-1.57%
201218,23450.03%
201118,2292351.31%
201017,994-121-0.67%
199018,1155162.93%
198017,5992,40115.80%
197015,1982,16116.58%
196013,0372,56124.45%
195010,4760.00%
2021 Growth Rate
1.93%
County Website
Founded
1949
County Seat
2010 Population
17,994
Growth Since 2010
11.88%
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Los Alamos County, New Mexico Population Growth

Population by Race

Race Population Percentage
White15,92985.52%
Two or More Races9385.04%
Asian9264.97%
Some Other Race5282.83%
American Indian and Alaska Native1971.06%
Black or African American1070.57%
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Los Alamos County, New Mexico Population by Race

Los Alamos County, New Mexico Population Pyramid $2021

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Los Alamos County, New Mexico Median Age

42.3


Total

40.5


Male

43.5


Female

Los Alamos County, New Mexico Adults

There are 14,379 adults, (3,260 of whom are seniors) in Los Alamos County, New Mexico.

Los Alamos County, New Mexico Age Dependency

67.5

Age Dependency Ratio

29.3

Old Age Dependency Ratio

38.2

Child Dependency Ratio

Los Alamos County, New Mexico Sex Ratio

Female

9,162

49.19%

Male

9,463

50.81%

Los Alamos County, New Mexico Population by Age

Los Alamos County, New Mexico Renter vs Owner Occupied by Household Type

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Los Alamos County, New Mexico Household Types

Type Owner Renter
Married86.5%13.5%
Male81.4%18.6%
All74.1%25.9%
Non Family59.9%40.1%
Female44.9%55.1%

74.1%

Rate of Home Ownership

Los Alamos County, New Mexico Households and Families

Type Count Average Size Owned
All7,9312.3474.1
Married4,2913.0886.5
Non Family2,9741.1559.9
Female4302.6244.9
Male2363.1681.4

2.99

Average Family Size

2.34

Average Household Size

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Los Alamos County, New Mexico Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1200.90%
9th to 12th Grade1971.49%
High School Graduate1,1688.81%
Some College1,86514.06%
Associates Degree9727.33%
Bachelors Degree3,52526.58%
Graduate Degree5,41340.82%
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Los Alamos County, New Mexico Educational Attainment by Sex (over 25)

Los Alamos County, New Mexico Educational Attainment by Race

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Race Total High School Bachelors
White9,8099,7076,914
Hispanic2,1342,0121,054
Asian756718662
Other Race484477259
2+ Races460426269
Native American12510633
Black10410277

The highest rate of high school graduation is among white people with a rate of 98.96%.

The highest rate of bachelors degrees is among asian people with a rate of 87.57%.

Los Alamos County, New Mexico Educational Attainment by Race

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Name Average Male Female
Overall$81,825$104,973$57,804
Less Than 9th Grade$85,625$$100,368
High School Graduate$32,040$32,321$31,316
Some College$55,982$66,534$26,694
Bachelors Degree$76,128$102,500$54,983
Graduate Degree$119,892$126,262$77,721

$81,825

Average Earnings

$104,973

Average Male

$57,804

Average Female

Los Alamos County, New Mexico Earnings by Educational Attainment

Los Alamos County, New Mexico Language by Age

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Los Alamos County, New Mexico Language

85.69% of Los Alamos County, New Mexico residents speak only English, while 14.31% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.77% of the population.

Los Alamos County, New Mexico Language

Los Alamos County, New Mexico Poverty by Race

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Name Total In Poverty Poverty Rate
White13,3606765.06%
Hispanic3,310661.99%
Multiple938515.44%
Asian926272.92%
Black9422.13%

4.36%

Overall Poverty Rate

4.06%

Male Poverty Rate

4.67%

Female Poverty Rate

Poverty in Los Alamos County, New Mexico

The race most likely to be in poverty in Los Alamos County, New Mexico is Multiple, with 5.44% below the poverty level.

The race least likely to be in poverty in Los Alamos County, New Mexico is Hispanic, with 1.99% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.44%. Among those working part-time, it was 7.03%, and for those that did not work, the poverty rate was 9.24%.

Los Alamos County, New Mexico Poverty

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Name Poverty
Less Than 9th Grade21.00%
High School12.39%
Some College4.38%
Bachelors or Greater1.73%

Los Alamos County, New Mexico Poverty Rate by Education

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Rate Poverty
Female Unemployed25.13%
Male Unemployed18.42%
Female Employed2.41%
Male Employed2.13%

Los Alamos County, New Mexico Poverty Rate by Employment Status and Sex

Los Alamos County, New Mexico Income by Household Type

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Name Median Mean
Households$121,324$141,162
Families$150,332$171,207
Married Families$159,269-
Non Families$79,844$88,223
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Income by Household Type

Los Alamos County, New Mexico Marital Status

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Marriage Rates

60.8%

Overall Marriage Rate

61.6%

Male Marriage Rate

60.1%

Female Marriage Rate

Los Alamos County, New Mexico Married by Age and Sex

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Los Alamos County, New Mexico Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Los Alamos County, New Mexico Marital Status by Race

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Los Alamos County, New Mexico Marital Status

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1,429

Number of Veterans

1,264

Male Veterans

165

Female Veterans

War Veterans
Vietnam449
First Gulf War386
Second Gulf War343
Korea46
World War II42

Los Alamos County, New Mexico Veterans by War

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Age Group Veterans
35 to 54432
55 to 64372
65 to 74255
75+248
18 to 34122

Los Alamos County, New Mexico Veterans by Age

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Name Veterans % of Total
White1,24310.06%
Hispanic1807.57%
2+ Races7714.78%
Asian567.31%
Other Race438.88%
Black109.35%

Los Alamos County, New Mexico Veterans by Race

Los Alamos County, New Mexico Veterans by Education

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2.04%

Veteran Poverty Rate

14.73%

Veteran Disability Rate

Los Alamos County, New Mexico Veterans by Education

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68.3%

Labor Force Participation

65.9%

Employment Rate

3.4%

Unemployment Rate

Los Alamos County, New Mexico Employment by Age

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Los Alamos County, New Mexico Employment by Race

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Los Alamos County, New Mexico Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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35.73%

Born in Los Alamos County, New Mexico

90.21%

Native Born

9.79%

Foreign Born

3.49%

Non Citizen

6.30%

Naturalized

Place of Birth

90.21% of Los Alamos County, New Mexico residents were born in the United States, with 35.73% having been born in New Mexico. 3.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Los Alamos County, New Mexico Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources