79843 ZIP Code — Marfa, TX

Presidio County, Texas

ZIP code 79843 is located in Marfa, Texas, within Presidio County. It covers approximately 1,480.00 square miles and serves a population of 2,814 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 432.

About ZIP code 79843

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $215,200. Owner-occupancy is high at 75%, well above the national average.

The gap between median ($31,452) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 28% of residents, above the national average. 49% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with construction as the leading industry. The average commute of 8 minutes is near the national average.

Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of diabetes (18%) compared to national benchmarks. 20% of residents lack health insurance, above the national average.

Notable community characteristics include Spanish spoken in 25% of households.

Overall, ZIP code 79843 reflects a community defined by economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

2,814

population

1,480.00

sq mi land

Standard

ZIP type

Central (CT)

timezone

79843 ZIP code map

Cities in ZIP code 79843

Below are the cities the US Postal Service accepts for ZIP code 79843. Using any city not on this list may result in mail delivery delays.

City	Status
Marfa	Acceptable
Marfa	Preferred

Demographics updated 07/2026

Population
Total population	2,814
Population density	2,814 / sq mi
State FIPS	48
County FIPS	377

Geography
Land area	1,480.00 sq mi
Water area	0.03 sq mi
Latitude	29.9437
Longitude	-104.3867
Timezone	Central (CT)
Area code	432

Total population by age

Gender

Race & ethnicity

Economics updated 07/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.5%	76.7%	39.5%
$50k – $100k	24.7%	14.0%	30.1%
$100k – $200k	21.5%	8.8%	22.6%
Over $200k	1.3%	0.5%	7.8%

Demographics & statistics

2,814

Population

2,814

People per sq mi

54.4

Median age

$31,452

Median household income

$34,372

Per capita income

$215,200

Median home value

$391

Median monthly rent

75.2%

Home ownership

27.8%

Poverty rate

0.0%

Unemployment

1,484

Housing units

29.4%

Bachelor's or higher

Age distribution

Male Female

Under 5

143

5–9

136

10–14

118

15–19

113

20–24

25–34

161

35–44

155

227

45–54

217

178

55–59

171

60–64

296

65–74

283

107

75–84

103

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	566	20.1%
18 and over	2,248	79.9%
65 and over	860	30.6%
Median age	54.4 years

Race & ethnicity

White 59.2%

Two or more races 19.8%

Hispanic or Latino 19.5%

American Indian / Alaska Native 1.2%

Other race 0.3%

Asian 0.1%

Group	Count	%
White	2,068	59.2%
Two or more races	691	19.8%
Hispanic or Latino	680	19.5%
American Indian / Alaska Native	42	1.2%
Other race	11	0.3%
Asian	2	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.5%	76.7%	39.5%
$50k – $100k	24.7%	14.0%	30.1%
$100k – $200k	21.5%	8.8%	22.6%
Over $200k	1.3%	0.5%	7.8%

Under $10k 2.8%

$10k–$15k 7.6%

$15k–$25k 16.6%

$25k–$35k 25.7%

$35k–$50k 14.0%

$50k–$75k 4.3%

$75k–$100k 9.7%

$100k–$150k 11.6%

$150k–$200k 2.3%

$200k+ 5.3%

Range	% of households
Under $10k	2.8%
$10k–$15k	7.6%
$15k–$25k	16.6%
$25k–$35k	25.7%
$35k–$50k	14.0%
$50k–$75k	4.3%
$75k–$100k	9.7%
$100k–$150k	11.6%
$150k–$200k	2.3%
$200k+	5.3%
Median income	$31,452

Housing

Home values

Under $50k 4.0%

$50k–$100k 24.3%

$100k–$150k 8.9%

$150k–$200k 8.6%

$200k–$300k 14.1%

$300k–$500k 19.8%

$500k–$1M 11.8%

$1M+ 8.6%

Housing overview

Metric	Value
Median home value	$215,200
Median rent / month	$391
Owner occupied	75.2%
Renter occupied	24.8%
Vacant	22.4%
Single-family detached	66.6%
Large apartment buildings	0.0%
Mobile homes	16.8%
Median rooms	4.8
Avg household size (owned)	2.07

Year built

Era	%
2020 or later	0.0%
2010–2019	6.9%
2000–2009	0.3%
1990–1999	6.7%
1980–1989	13.3%
1970–1979	7.6%
1960–1969	12.9%
1950–1959	16.9%
1940–1949	16.1%
1939 or earlier	19.4%

Bedrooms

Size	% of units
No bedroom (studio)	4.2%
1 bedroom	17.2%
2 bedrooms	33.5%
3 bedrooms	41.9%
4 bedrooms	3.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	13.2%
1 vehicle	42.8%
2 vehicles	21.0%
3 or more	23.1%

Heating fuel

Fuel type	%
Utility gas	37.8%
Electricity	41.0%
Propane / LP gas	11.2%
Fuel oil	3.0%
Wood	7.0%

Households & families

Household type	Count	%
Married-couple family	490	34.4%
Cohabiting couple	104	7.3%
Male householder, no spouse	204	14.3%
Female householder, no spouse	628	44.0%
Households with children under 18	134	9.4%
Households with seniors (65+)	760	53.3%
Average household size	1.97

Marital status

Status	Male	Female
Never married	14.0%	25.4%
Married	67.1%	34.6%
Separated	7.1%	1.7%
Widowed	7.0%	23.0%
Divorced	4.8%	15.3%

Education

Less than 9th grade 19.9%

Some HS, no diploma 4.8%

HS graduate 22.4%

Some college, no degree 20.8%

Associate's degree 2.7%

Bachelor's degree 20.9%

Graduate / professional 8.5%

Metric	%
HS diploma or higher	75.3%
Bachelor's or higher	29.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	26	6.2%
Kindergarten	78	18.6%
Elementary school	166	39.5%
High school	104	24.8%
College / grad school	46	11.0%

Employment

Industry of employment

Construction 24.8%

Public administration 16.2%

Education & healthcare 13.8%

Agriculture & mining 10.7%

Other services 9.4%

Arts, food & hospitality 7.1%

Information 6.4%

Professional & management 5.6%

Transportation & utilities 3.0%

Finance & real estate 3.0%

Occupation

Category	%
Management, business & arts	38.4%
Service	9.1%
Sales & office	9.4%
Natural resources & construction	32.9%
Production & transportation	10.1%

Employment type

Type	%
Private sector	55.0%
Government	24.1%
Self-employed	20.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	63.6%
Carpool	2.8%
Public transit	0.0%
Walk	7.9%
Work from home	9.2%
Other means	16.5%
Avg commute (minutes)	7.9

Poverty

All people 27.8%

Under 18 years 71.9%

18 and over 16.7%

Married-couple families 16.5%

Female-led households 100.0%

Income support

Source	% of households
Social Security	49.3%
Retirement income	20.9%
Supplemental Security	3.4%
Cash public assistance	0.0%
Food stamps / SNAP	8.6%

Health indicators

Condition	%
Obesity	38.6%
High blood pressure	39.5%
High cholesterol	42.6%
Diabetes	17.8%
Heart disease	8.9%
Stroke	4.1%
Asthma	9.0%
Arthritis	26.7%
Kidney disease	4.3%
Pulmonary disease	8.0%
Cancer	6.6%

Behavior / access	%
Smoking	17.4%
Binge drinking	15.1%
No physical activity	33.2%
Less than 7 hrs sleep	32.6%
Depression	20.5%
Fair or poor health	25.4%
Poor mental health	14.7%
Poor physical health	14.7%
No health insurance	36.4%
Visited doctor (checkup)	72.8%
Visited dentist	49.1%
Cholesterol screening	89.4%
Teeth loss	16.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	68	3.0%

Disability	%
Any disability	13.4%
Under 18	0.0%
18–64 years	0.0%
65 and over	43.7%

Health insurance coverage

Type	%
Private insurance	56.6%
Public insurance	44.2%
No insurance	20.1%
Uninsured under 19	34.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,709	96.3%
Spanish	681	25.1%
Other Indo-European	680	25.1%
Asian & Pacific Islander	0	0.0%
Other languages	1	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,119	75.3%
Born in same state	2,076	73.8%
Born in different state	1,357	48.2%
Foreign born	43	1.5%
Naturalized citizen	695	24.7%
Not a US citizen	124	17.8%

Ancestry

Ancestry	Count	%
French	319	11.3%
Italian	97	3.4%
English	59	2.1%

Ancestry	Count	%
Norwegian	55	2%
Arab	22	0.8%
German	21	0.7%

Technology access

Metric	% of households
Computer access	50.7%
Internet access	89.4%

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

Frequently asked questions about ZIP code 79843

What city is ZIP code 79843 in?

ZIP code 79843 is primarily assigned to Marfa, Texas.

What county is ZIP code 79843 in?

ZIP code 79843 falls within Presidio County, Texas.

Does ZIP code 79843 have an older population?

31% of residents in ZIP code 79843 are 65 or older, above the national average of ~17%.

What is the poverty rate in ZIP code 79843?

28% of residents in ZIP code 79843 live below the poverty line, above the national average.

Is Spanish widely spoken in ZIP code 79843?

Approximately 25% of households in ZIP code 79843 speak Spanish as a primary language.

Does ZIP code 79843 have a large retiree population?

49% of households in ZIP code 79843 receive Social Security income, suggesting a significant retiree or disability population.

What timezone is ZIP code 79843 in?

ZIP code 79843 observes the CST timezone.