La Coste ZIP Code List — Medina County, TX

There is one unique ZIP code in La Coste, Texas and it is 78039. Area code: 830.

ZIP codes

20.76

sq mi land

0.11

sq mi water

830

area code

La Coste, TX ZIP code map

About La Coste, TX

La Coste, Texas, is a charming small town located in Medina County. This tight-knit community is known for its friendly atmosphere and picturesque landscapes. With a rich cultural heritage, La Coste offers residents and visitors a glimpse into the heart of Texas life.

Location & geography

La Coste is situated approximately 25 miles west of San Antonio, making it a manageable drive for city access while retaining a rural charm. The city spans a land area of 20.76 square miles and has a water area of 0.11 square miles, contributing to its scenic environment. The terrain is typically flat Texas landscape, providing ample opportunities for outdoor activities and agriculture.

Community & economy

The character of La Coste is defined by its welcoming residents and a strong sense of community. Primary industries in the area include agriculture, which plays a vital role in daily life and local economy. Residents frequently gather for local events, fostering a vibrant culture that celebrates its heritage.

Transportation

La Coste is accessible via several highways, including State Highway 90, which connects it to other cities in the region. The nearest major airport is San Antonio International Airport, located approximately 25 miles to the east. Public transportation options are limited, making personal vehicles essential for getting around.

History

La Coste was founded in the late 19th century and has grown steadily since then, primarily due to its agricultural roots. Local industries have historically revolved around farming and ranching, which are still significant today. Notable events in the city's history include its annual celebrations that honor the local culture and traditions.

Did you know?

One surprising fact about La Coste is that it has a strong tradition of community gatherings, reinforcing its close-knit social fabric. Additionally, the town is named after the Spanish word for 'the coast,' a nod to its origins in a predominantly agricultural area rather than a coastal one.

ZIP codes for La Coste, TX (1)

ZIP code	City	County	Map
78039	La Coste	Medina	View map

Demographics & statistics

2,193

Population

44.6

Median age

$69,669

Median household income

$37,029

Per capita income

$86,600

Median home value

$933

Median monthly rent

85.9%

Home ownership

12.1%

Poverty rate

0.3%

Unemployment

779

Housing units

19.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

143

25–34

187

149

35–44

193

45–54

108

55–59

127

60–64

165

107

65–74

138

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	349	15.9%
18 and over	1,844	84.1%
65 and over	397	18.1%
Median age	44.6 years

Race & ethnicity

White 55.6%

Hispanic or Latino 21.2%

Two or more races 19.7%

Other race 2.2%

Black or African American 1.3%

Group	Count	%
White	1,547	55.6%
Hispanic or Latino	589	21.2%
Two or more races	548	19.7%
Other race	61	2.2%
Black or African American	37	1.3%

Household income

Under $10k 9.8%

$10k–$15k 2.8%

$15k–$25k 7.3%

$25k–$35k 1.9%

$35k–$50k 8.0%

$50k–$75k 23.8%

$75k–$100k 6.9%

$100k–$150k 25.3%

$150k–$200k 6.0%

$200k+ 8.1%

Range	% of households
Under $10k	9.8%
$10k–$15k	2.8%
$15k–$25k	7.3%
$25k–$35k	1.9%
$35k–$50k	8.0%
$50k–$75k	23.8%
$75k–$100k	6.9%
$100k–$150k	25.3%
$150k–$200k	6.0%
$200k+	8.1%
Median income	$69,669

Housing

Home values

Under $50k 18.7%

$50k–$100k 33.8%

$100k–$150k 20.5%

$150k–$200k 1.8%

$200k–$300k 7.4%

$300k–$500k 12.0%

$500k–$1M 0.3%

$1M+ 5.5%

Housing overview

Metric	Value
Median home value	$86,600
Median rent / month	$933
Owner occupied	85.9%
Renter occupied	14.1%
Vacant	8.0%
Single-family detached	63.4%
Large apartment buildings	0.0%
Mobile homes	35.6%
Median rooms	6.5
Avg household size (owned)	2.69

Year built

Era	%
2020 or later	0.0%
2010–2019	11.5%
2000–2009	13.9%
1990–1999	33.2%
1980–1989	8.9%
1970–1979	8.3%
1960–1969	9.8%
1950–1959	6.5%
1940–1949	2.7%
1939 or earlier	5.3%

Bedrooms

Size	% of units
No bedroom (studio)	2.7%
1 bedroom	3.1%
2 bedrooms	25.8%
3 bedrooms	50.1%
4 bedrooms	16.0%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	6.0%
1 vehicle	23.3%
2 vehicles	31.2%
3 or more	39.5%

Heating fuel

Fuel type	%
Utility gas	36.3%
Electricity	54.7%
Propane / LP gas	7.4%
No fuel used	1.6%

Households & families

Household type	Count	%
Married-couple family	440	53.5%
Cohabiting couple	29	3.5%
Male householder, no spouse	73	8.9%
Female householder, no spouse	281	34.1%
Households with children under 18	244	29.6%
Households with seniors (65+)	334	40.6%
Average household size	2.66

Marital status

Status	Male	Female
Never married	37.3%	29.2%
Married	51.2%	41.0%
Separated	0.0%	2.1%
Widowed	4.0%	16.3%
Divorced	7.6%	11.4%

Education

Less than 9th grade 3.6%

Some HS, no diploma 5.2%

HS graduate 53.6%

Some college, no degree 13.1%

Associate's degree 5.3%

Bachelor's degree 13.9%

Graduate / professional 5.2%

Metric	%
HS diploma or higher	91.2%
Bachelor's or higher	19.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	15	3.3%
Kindergarten	0	0.0%
Elementary school	157	34.5%
High school	142	31.2%
College / grad school	141	31.0%

Employment

Industry of employment

Education & healthcare 43.6%

Finance & real estate 11.6%

Transportation & utilities 10.4%

Retail trade 6.8%

Professional & management 6.4%

Manufacturing 5.1%

Public administration 4.9%

Construction 4.8%

Arts, food & hospitality 4.8%

Agriculture & mining 0.9%

Other services 0.6%

Occupation

Category	%
Management, business & arts	31.9%
Service	19.2%
Sales & office	26.7%
Natural resources & construction	7.8%
Production & transportation	14.4%

Employment type

Type	%
Private sector	72.5%
Government	16.7%
Self-employed	10.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	77.6%
Carpool	7.8%
Public transit	0.0%
Walk	1.6%
Other means	0.0%
Avg commute (minutes)	27.3

Poverty

All people 12.1%

Under 18 years 26.6%

18 and over 9.3%

Married-couple families 4.5%

Female-led households 16.5%

Income support

Source	% of households
Social Security	43.9%
Retirement income	41.3%
Supplemental Security	21.0%
Cash public assistance	6.4%
Food stamps / SNAP	12.9%

Health indicators

Condition	%
High blood pressure	35.9%
High cholesterol	36.7%
Heart disease	7.0%
Stroke	3.1%
Asthma	8.7%
Arthritis	23.4%
Kidney disease	3.2%
Pulmonary disease	6.5%
Cancer	6.3%

Behavior / access	%
Binge drinking	17.3%
No physical activity	27.0%
Less than 7 hrs sleep	32.2%
Fair or poor health	18.7%
Poor mental health	14.7%
Poor physical health	11.8%
No health insurance	29.8%
Visited doctor (checkup)	71.8%
Visited dentist	54.7%
Cholesterol screening	89.7%
Teeth loss	13.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	138	7.6%

Disability	%
Any disability	21.9%
Under 18	13.5%
18–64 years	19.2%
65 and over	39.0%

Health insurance coverage

Type	%
Private insurance	61.5%
Public insurance	41.0%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,136	97.4%
Spanish	301	14.1%
Other Indo-European	301	14.1%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,167	98.8%
Born in same state	2,124	96.9%
Born in different state	1,917	87.4%
Foreign born	43	2.0%
Naturalized citizen	26	1.2%
Not a US citizen	23	88.5%

Ancestry

Ancestry	Count	%
French	192	8.8%
Italian	127	5.8%
Polish	75	3.4%

Ancestry	Count	%
Arab	29	1.3%
English	8	0.4%

Technology access

Metric	% of households
Computer access	37.5%
Internet access	93.7%

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

Frequently asked questions

What is the ZIP code for La Coste, TX?

La Coste, TX has one ZIP code: 78039.

What is the main ZIP code for La Coste, TX?

The primary ZIP code for La Coste, TX is 78039. The city uses area code 830 for phone service.

What county is La Coste, TX in?

La Coste is located in Medina County, Texas.

How many ZIP codes are in La Coste, TX?

La Coste, TX has 1 ZIP code.

What ZIP code should I use when mailing a letter to a business located in downtown La Coste?

Downtown La Coste businesses use ZIP code 78039, which is the only ZIP code serving the city.

If I'm sending a package to a residential address in La Coste in Medina County, what ZIP code do I need?

All residential addresses in La Coste, Texas are located in ZIP code 78039.