87544 ZIP Code — Los Alamos, NM

Los Alamos County, New Mexico

ZIP code 87544 is located in Los Alamos, New Mexico, within Los Alamos County. It covers approximately 133.02 square miles and serves a population of 13,661 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 505.

About ZIP code 87544

The housing stock consists of a mix of housing types. Most homes were built in the 1950s, giving the area an established character. Median home value is $406,000. Owner-occupancy sits near the national average at 65%.

The gap between median ($130,368) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 4% is below the national average.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 14 minutes is near the national average.

Educational attainment is high — 70% of residents hold a bachelor's degree or higher, well above the national average of 33%.

13,661

population

133.02

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

87544 ZIP code map

Cities in ZIP code 87544

Below are the cities the US Postal Service accepts for ZIP code 87544. Using any city not on this list may result in mail delivery delays.

City	Status
Los Alamos	Acceptable
Los Alamos	Preferred

Nearby ZIP codes

87545 Los Alamos (3.2 mi) 87547 White Rock (7.9 mi) 87532 Espanola (13.5 mi) 87041 Pena Blanca (16.1 mi) 87506 Santa Fe (16.3 mi) 87567 Santa Cruz (17.4 mi)

Demographics updated 05/2026

Population
Total population	13,661
Population density	103 / sq mi
State FIPS	35
County FIPS	028

Geography
Land area	133.02 sq mi
Water area	0.47 sq mi
Latitude	35.8384
Longitude	-106.3148
Timezone	Mountain (MT)
Area code	505

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.8%	14.8%	48.8%
$50k – $100k	25.0%	25.0%	29.4%
$100k – $200k	39.6%	39.6%	17.6%
Over $200k	20.6%	20.6%	4.1%

Demographics & statistics

13,661

Population

103

People per sq mi

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

Income range	This ZIP	County avg	State avg
Under $50k	14.8%	14.8%	48.8%
$50k – $100k	25.0%	25.0%	29.4%
$100k – $200k	39.6%	39.6%	17.6%
Over $200k	20.6%	20.6%	4.1%

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%
Work from home	12.6%
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	%
Obesity	21.7%
High blood pressure	27.9%
High cholesterol	32.0%
Diabetes	7.6%
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	%
Smoking	9.3%
Binge drinking	13.7%
No physical activity	12.2%
Less than 7 hrs sleep	25.4%
Depression	16.8%
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%
No insurance	4.8%
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 about ZIP code 87544

What city is ZIP code 87544 in?

ZIP code 87544 is primarily assigned to Los Alamos, New Mexico.

What county is ZIP code 87544 in?

ZIP code 87544 falls within Los Alamos County, New Mexico.

How educated is the population of ZIP code 87544?

70% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 87544?

The median household income in ZIP code 87544 is $130,368, above the national median of ~$75,000.

What is the typical home value in ZIP code 87544?

The median home value in ZIP code 87544 is $406,000.

What is the population of ZIP code 87544?

ZIP code 87544 has an estimated population of 13,661 residents, with a density of 103 people per square mile.

What timezone is ZIP code 87544 in?

ZIP code 87544 observes the MST timezone.