Los Alamos ZIP Codes — Los Alamos County, NM

There are 2 unique ZIP codes in Los Alamos, New Mexico. Area code: 505.

ZIP codes

133.02

sq mi land

0.47

sq mi water

505

area code

Los Alamos, NM ZIP code map

About Los Alamos, NM

Los Alamos, New Mexico, is a unique city known for its rich scientific heritage and beautiful natural surroundings. Nestled in the mountains, it offers a blend of small-town charm and high-level research facilities. As a prominent location for scientific innovation, Los Alamos draws visitors and residents alike who are invested in its historical significance and vibrant community.

Location & geography

Los Alamos is situated in north-central New Mexico, located within Los Alamos County. The city is approximately 35 miles northwest of Santa Fe and about 95 miles northeast of Albuquerque. The area covers a land region of 133.02 square miles, with a small water area of 0.47 square miles, and features a diverse terrain characterized by mountains and canyons.

Community & economy

The character of Los Alamos is shaped by its high-tech industries, particularly in scientific research and development. Daily life in this community is influenced by its strong educational environment, which includes institutions like the Los Alamos National Laboratory. Residents enjoy numerous outdoor recreational activities, reflecting the city’s commitment to preserving its natural landscape.

Transportation

Los Alamos is accessible via New Mexico State Road 502, which connects directly to U.S. Highway 84/285. The nearest major airport is Santa Fe Regional Airport, located approximately 40 miles away, providing regional connections. Public transportation options are limited, but local services help residents navigate the area.

History

Los Alamos was founded during World War II as a secret research site for the Manhattan Project, which was pivotal in developing the atomic bomb. The city has since evolved into a center for scientific and technological research, significantly influenced by the presence of the Los Alamos National Laboratory. Notable events in the city’s history include its transition from a wartime laboratory to a center for peace and scientific advancement.

Did you know?

One surprising fact about Los Alamos is that it was once an isolated community accessible only via a dirt road. Today, it remains a hub for scientists and researchers, with the local laboratory attracting talent from all over the world.

ZIP codes for Los Alamos, NM (2)

ZIP code	City	County	Map
87544	Los Alamos	Los Alamos	View map
87545	Los Alamos	Los Alamos	View map

Demographics & statistics

13,661

Population

41.1

Median age

$130,368

Median household income

$73,662

Per capita income

$406,000

Median home value

$1,226

Median monthly rent

64.8%

Home ownership

4.4%

Poverty rate

1.8%

Unemployment

4,184

Housing units

70.1%

Bachelor's or higher

Age distribution

Male Female

261

Under 5

235

323

5–9

292

486

10–14

439

500

15–19

452

311

20–24

281

1,146

25–34

1,036

826

35–44

747

1,000

45–54

903

704

55–59

636

374

60–64

337

684

65–74

618

326

75–84

294

236

85+

214

← Male

Female →

Age summary

Group	Count	%
Under 18	2,640	19.3%
18 and over	11,021	80.7%
65 and over	2,372	17.4%
Median age	41.1 years

Race & ethnicity

White 68.9%

Hispanic or Latino 9.9%

Two or more races 9.3%

Asian 6.5%

Other race 3.4%

Black or African American 1.1%

American Indian / Alaska Native 1%

Group	Count	%
White	10,451	68.9%
Hispanic or Latino	1,497	9.9%
Two or more races	1,408	9.3%
Asian	981	6.5%
Other race	512	3.4%
Black or African American	164	1.1%
American Indian / Alaska Native	145	1%

Household income

Under $10k 2.6%

$10k–$15k 1.3%

$15k–$25k 2.7%

$25k–$35k 4.6%

$35k–$50k 4.3%

$50k–$75k 8.7%

$75k–$100k 10.4%

$100k–$150k 21.8%

$150k–$200k 18.6%

$200k+ 25.0%

Range	% of households
Under $10k	2.6%
$10k–$15k	1.3%
$15k–$25k	2.7%
$25k–$35k	4.6%
$35k–$50k	4.3%
$50k–$75k	8.7%
$75k–$100k	10.4%
$100k–$150k	21.8%
$150k–$200k	18.6%
$200k+	25.0%
Median income	$130,368

Housing

Home values

Under $50k 5.3%

$50k–$100k 1.3%

$100k–$150k 1.3%

$150k–$200k 8.4%

$200k–$300k 17.6%

$300k–$500k 30.6%

$500k–$1M 34.6%

$1M+ 0.9%

Housing overview

Metric	Value
Median home value	$406,000
Median rent / month	$1,226
Owner occupied	64.8%
Renter occupied	35.2%
Vacant	3.5%
Single-family detached	49.9%
Large apartment buildings	11.0%
Mobile homes	7.7%
Median rooms	5.7
Avg household size (owned)	2.43

Year built

Era	%
2020 or later	0.9%
2010–2019	5.6%
2000–2009	13.8%
1990–1999	9.3%
1980–1989	13.6%
1970–1979	12.3%
1960–1969	9.2%
1950–1959	21.1%
1940–1949	14.2%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	7.1%
1 bedroom	5.4%
2 bedrooms	23.5%
3 bedrooms	39.5%
4 bedrooms	20.1%
5+ bedrooms	4.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	32.9%
2 vehicles	41.3%
3 or more	24.1%

Heating fuel

Fuel type	%
Utility gas	81.4%
Electricity	14.7%
Propane / LP gas	1.5%
Solar	0.7%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	3,024	49.4%
Cohabiting couple	277	4.5%
Male householder, no spouse	1,485	24.3%
Female householder, no spouse	1,330	21.7%
Households with children under 18	1,564	25.6%
Households with seniors (65+)	1,611	26.3%
Average household size	2.22

Marital status

Status	Male	Female
Never married	30.6%	23.8%
Married	56.4%	57.3%
Separated	0.0%	0.9%
Widowed	2.2%	3.7%
Divorced	10.8%	14.2%

Education

Less than 9th grade 1.4%

Some HS, no diploma 1.5%

HS graduate 9.6%

Some college, no degree 13.0%

Associate's degree 4.5%

Bachelor's degree 26.6%

Graduate / professional 43.4%

Metric	%
HS diploma or higher	97.1%
Bachelor's or higher	70.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	115	3.4%
Kindergarten	92	2.7%
Elementary school	1,275	37.7%
High school	884	26.2%
College / grad school	1,013	30.0%

Employment

Industry of employment

Professional & management 54.1%

Education & healthcare 14.9%

Arts, food & hospitality 9.0%

Public administration 6.8%

Retail trade 3.5%

Construction 2.7%

Manufacturing 1.8%

Information 1.8%

Other services 1.6%

Transportation & utilities 1.4%

Agriculture & mining 1.1%

Finance & real estate 0.8%

Wholesale trade 0.5%

Occupation

Category	%
Management, business & arts	71.6%
Service	9.4%
Sales & office	9.3%
Natural resources & construction	5.0%
Production & transportation	4.7%

Employment type

Type	%
Private sector	57.2%
Government	39.9%
Self-employed	2.8%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	73.2%
Carpool	6.1%
Public transit	1.9%
Walk	2.7%
Other means	3.6%
Avg commute (minutes)	14.2

Poverty

All people 4.4%

Under 18 years 3.4%

18 and over 4.7%

Married-couple families 2.1%

Female-led households 13.6%

Income support

Source	% of households
Social Security	25.7%
Retirement income	25.8%
Supplemental Security	4.8%
Cash public assistance	0.4%
Food stamps / SNAP	4.6%

Health indicators

Condition	%
High blood pressure	27.9%
High cholesterol	32.0%
Heart disease	4.9%
Stroke	2.1%
Asthma	8.6%
Arthritis	21.7%
Kidney disease	2.4%
Pulmonary disease	3.8%
Cancer	7.4%

Behavior / access	%
Binge drinking	13.7%
No physical activity	12.2%
Less than 7 hrs sleep	25.4%
Fair or poor health	7.5%
Poor mental health	10.5%
Poor physical health	6.8%
No health insurance	5.3%
Visited doctor (checkup)	68.6%
Visited dentist	80.7%
Cholesterol screening	92.8%
Teeth loss	5.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	819	7.5%

Disability	%
Any disability	9.7%
Under 18	2.6%
18–64 years	5.8%
65 and over	32.1%

Health insurance coverage

Type	%
Private insurance	86.6%
Public insurance	25.5%
Uninsured under 19	6.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	13,165	96.4%
Spanish	551	4.2%
Other Indo-European	139	1.1%
Asian & Pacific Islander	77	0.6%
Other languages	290	2.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	12,081	88.4%
Born in same state	11,939	87.4%
Born in different state	4,095	30.0%
Foreign born	142	1.0%
Naturalized citizen	1,580	11.6%
Not a US citizen	860	54.4%

Ancestry

Ancestry	Count	%
French	2,058	15.1%
Italian	1,342	9.8%
Arab	432	3.2%
Polish	227	1.7%
English	155	1.1%

Ancestry	Count	%
Dutch	153	1.1%
Irish	73	0.5%
German	57	0.4%
Norwegian	6	0%

Technology access

Metric	% of households
Computer access	44.8%
Internet access	97.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Los Alamos, NM have?

Los Alamos, NM has two ZIP codes: 87544 and 87545. Each ZIP code serves a distinct delivery area within the city and surrounding region.