88231 ZIP Code — Eunice, NM

Lea County, New Mexico

ZIP code 88231 is located in Eunice, New Mexico, within Lea County. It covers approximately 350.99 square miles and serves a population of 3,565 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 575.

About ZIP code 88231

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $130,300. Owner-occupancy is high at 78%, well above the national average.

Median household income is $74,545. 32% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 18 minutes is near the national average.

College attainment at 5% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 88231 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

3,565

population

350.99

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

88231 ZIP code map

Cities in ZIP code 88231

Below are the cities the US Postal Service accepts for ZIP code 88231. Using any city not on this list may result in mail delivery delays.

City	Status
Eunice	Acceptable

Demographics updated 06/2026

Population
Total population	3,565
Population density	10 / sq mi
State FIPS	35
County FIPS	025

Geography
Land area	350.99 sq mi
Water area	0.01 sq mi
Latitude	32.4589
Longitude	-103.2533
Timezone	Mountain (MT)
Area code	575

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	37.0%	40.1%	48.8%
$50k – $100k	35.4%	35.0%	29.4%
$100k – $200k	23.4%	20.6%	17.6%
Over $200k	4.2%	4.3%	4.1%

Demographics & statistics

3,565

Population

People per sq mi

33.7

Median age

$74,545

Median household income

$26,973

Per capita income

$130,300

Median home value

$1,119

Median monthly rent

77.9%

Home ownership

9.7%

Poverty rate

7.7%

Unemployment

1,271

Housing units

5.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

163

5–9

131

251

10–14

203

15–19

163

151

20–24

122

180

25–34

145

275

35–44

221

197

45–54

158

55–59

60–64

187

65–74

150

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,201	33.7%
18 and over	2,364	66.3%
65 and over	533	15.0%
Median age	33.7 years

Race & ethnicity

White 57.6%

Two or more races 20.8%

Hispanic or Latino 19.5%

American Indian / Alaska Native 2.2%

Group	Count	%
White	2,549	57.6%
Two or more races	920	20.8%
Hispanic or Latino	864	19.5%
American Indian / Alaska Native	96	2.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	37.0%	40.1%	48.8%
$50k – $100k	35.4%	35.0%	29.4%
$100k – $200k	23.4%	20.6%	17.6%
Over $200k	4.2%	4.3%	4.1%

Under $10k 5.1%

$15k–$25k 7.4%

$25k–$35k 14.5%

$35k–$50k 19.4%

$50k–$75k 4.0%

$75k–$100k 16.3%

$100k–$150k 24.3%

$150k–$200k 4.0%

$200k+ 5.0%

Range	% of households
Under $10k	5.1%
$15k–$25k	7.4%
$25k–$35k	14.5%
$35k–$50k	19.4%
$50k–$75k	4.0%
$75k–$100k	16.3%
$100k–$150k	24.3%
$150k–$200k	4.0%
$200k+	5.0%
Median income	$74,545

Housing

Home values

Under $50k 8.1%

$50k–$100k 25.4%

$100k–$150k 24.6%

$150k–$200k 20.0%

$200k–$300k 16.1%

$300k–$500k 5.9%

Housing overview

Metric	Value
Median home value	$130,300
Median rent / month	$1,119
Owner occupied	77.9%
Renter occupied	22.1%
Vacant	17.3%
Single-family detached	87.5%
Large apartment buildings	0.0%
Mobile homes	11.4%
Median rooms	5.5
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	1.2%
2010–2019	3.9%
2000–2009	9.1%
1990–1999	3.4%
1980–1989	5.9%
1970–1979	29.7%
1960–1969	16.9%
1950–1959	26.6%
1940–1949	2.4%
1939 or earlier	1.0%

Bedrooms

Size	% of units
No bedroom (studio)	2.7%
1 bedroom	3.0%
2 bedrooms	23.0%
3 bedrooms	56.4%
4 bedrooms	13.8%
5+ bedrooms	1.2%

Vehicles per household

Vehicles	% of households
No vehicle	7.9%
1 vehicle	30.5%
2 vehicles	24.7%
3 or more	36.9%

Heating fuel

Fuel type	%
Utility gas	42.0%
Electricity	50.9%
Propane / LP gas	3.3%
Wood	3.0%

Households & families

Household type	Count	%
Married-couple family	584	45.4%
Cohabiting couple	120	9.3%
Male householder, no spouse	409	31.8%
Female householder, no spouse	173	13.5%
Households with children under 18	516	40.1%
Households with seniors (65+)	388	30.2%
Average household size	2.77

Marital status

Status	Male	Female
Never married	39.7%	33.8%
Married	41.8%	51.3%
Separated	0.0%	0.0%
Widowed	8.9%	7.0%
Divorced	9.5%	8.0%

Education

Less than 9th grade 18.5%

Some HS, no diploma 9.7%

HS graduate 30.2%

Some college, no degree 28.5%

Associate's degree 7.8%

Bachelor's degree 3.7%

Graduate / professional 1.5%

Metric	%
HS diploma or higher	71.8%
Bachelor's or higher	5.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	46	3.8%
Elementary school	664	54.6%
High school	319	26.2%
College / grad school	188	15.4%

Employment

Industry of employment

Agriculture & mining 21.0%

Arts, food & hospitality 19.0%

Education & healthcare 13.6%

Construction 8.5%

Other services 8.4%

Public administration 8.0%

Wholesale trade 5.1%

Professional & management 4.6%

Retail trade 3.9%

Finance & real estate 3.6%

Manufacturing 2.4%

Transportation & utilities 2.0%

Occupation

Category	%
Management, business & arts	30.3%
Service	9.9%
Sales & office	21.5%
Natural resources & construction	26.2%
Production & transportation	12.1%

Employment type

Type	%
Private sector	69.3%
Government	21.7%
Self-employed	9.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	85.1%
Carpool	8.9%
Public transit	0.0%
Walk	0.8%
Work from home	2.2%
Other means	3.0%
Avg commute (minutes)	17.8

Poverty

All people 9.7%

Under 18 years 15.0%

18 and over 7.0%

Married-couple families 2.6%

Female-led households 16.7%

Income support

Source	% of households
Social Security	31.8%
Retirement income	15.2%
Supplemental Security	1.5%
Cash public assistance	0.0%
Food stamps / SNAP	9.6%

Health indicators

Condition	%
Obesity	34.8%
High blood pressure	33.4%
High cholesterol	31.8%
Diabetes	11.3%
Heart disease	6.0%
Stroke	2.9%
Asthma	9.8%
Arthritis	21.7%
Kidney disease	2.9%
Pulmonary disease	6.2%
Cancer	5.3%

Behavior / access	%
Smoking	19.7%
Binge drinking	15.3%
No physical activity	24.9%
Less than 7 hrs sleep	31.3%
Depression	19.7%
Fair or poor health	15.9%
Poor mental health	14.8%
Poor physical health	11.0%
No health insurance	16.0%
Visited doctor (checkup)	66.7%
Visited dentist	55.2%
Cholesterol screening	85.2%
Teeth loss	16.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	153	6.5%

Disability	%
Any disability	16.9%
Under 18	9.6%
18–64 years	9.6%
65 and over	58.9%

Health insurance coverage

Type	%
Private insurance	60.4%
Public insurance	42.3%
No insurance	5.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,393	95.2%
Spanish	332	9.8%
Other Indo-European	318	9.4%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,236	90.8%
Born in same state	3,219	90.3%
Born in different state	1,507	42.3%
Foreign born	17	0.5%
Naturalized citizen	329	9.2%
Not a US citizen	44	13.4%

Ancestry

Ancestry	Count	%
Arab	265	7.4%
French	264	7.4%

Ancestry	Count	%
Italian	147	4.1%

Technology access

Metric	% of households
Computer access	36.1%
Internet access	84.0%

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

Frequently asked questions about ZIP code 88231

What city is ZIP code 88231 in?

ZIP code 88231 is primarily assigned to Eunice, New Mexico.

What county is ZIP code 88231 in?

ZIP code 88231 falls within Lea County, New Mexico.

Is ZIP code 88231 family-oriented?

34% of residents in ZIP code 88231 are under 18, reflecting a younger, family-oriented community.

How educated is the population of ZIP code 88231?

5% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the typical home value in ZIP code 88231?

The median home value in ZIP code 88231 is $130,300.

What is the population of ZIP code 88231?

ZIP code 88231 has an estimated population of 3,565 residents, with a density of 10 people per square mile.

What timezone is ZIP code 88231 in?

ZIP code 88231 observes the MST timezone.