Three Rivers ZIP Codes — Live Oak County, TX

There is one unique ZIP code in Three Rivers, Texas and it is 78071. Area code: 361.

ZIP codes

313.92

sq mi land

9.03

sq mi water

361

area code

Three Rivers, TX ZIP code map

About Three Rivers, TX

Three Rivers, Texas, is a small city located in the heart of Live Oak County. This charming community is notable for its blend of Texas history and natural beauty, attracting visitors and residents alike. With a rich cultural backdrop, it offers a unique glimpse into the Texas lifestyle.

Location & geography

Nestled in South Texas, Three Rivers is positioned approximately 50 miles southwest of San Antonio and about 25 miles northeast of Laredo. The city spans a total land area of 313.92 square miles, with a supplemental water area of 9.03 square miles. The surrounding terrain consists of typical Texas landscapes, which include warm, open areas and gentle hills, making it ideal for outdoor amenities.

Community & economy

The community of Three Rivers is characterized by its friendly and welcoming atmosphere, where neighbors often come together for various local events. One of the primary industries in the area includes agriculture, along with the oil and gas sector, which play a significant role in the local economy. Daily life features a blend of small-town charm and cultural activities, creating a close-knit environment.

Transportation

Three Rivers is accessible via U.S. Highway 281, which provides a direct route for transportation to larger cities in the region. The nearest major airport is San Antonio International Airport, located about 50 miles to the northeast, providing connectivity for residents and visitors. Public transportation options are limited, emphasizing the community's reliance on personal vehicles.

History

Three Rivers was founded in the mid-20th century and has since developed into a hub for local commerce and agriculture. Historically, the area was known for its fertile land, which supported farming and ranching industries. Over the years, Three Rivers has celebrated various cultural events that promote its unique heritage and community spirit.

Did you know?

An interesting fact about Three Rivers is that it takes its name from the convergence of three rivers: the Nueces, Frio, and Atascosa. This natural landmark not only contributes to the area’s ecosystem but also serves as a picturesque backdrop for outdoor activities.

ZIP codes for Three Rivers, TX (1)

ZIP code	City	County	Map
78071	Three Rivers	Live Oak	View map

Demographics & statistics

3,837

Population

38.4

Median age

$45,426

Median household income

$21,283

Per capita income

$142,800

Median home value

$917

Median monthly rent

68.4%

Home ownership

24.5%

Poverty rate

4.9%

Unemployment

1,254

Housing units

11.8%

Bachelor's or higher

Age distribution

Male Female

149

Under 5

5–9

123

10–14

15–19

178

20–24

499

25–34

269

403

35–44

218

254

45–54

137

160

55–59

121

60–64

233

65–74

126

184

75–84

100

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	584	15.2%
18 and over	3,253	84.8%
65 and over	705	18.4%
Median age	38.4 years

Race & ethnicity

White 78.4%

Two or more races 8.5%

Hispanic or Latino 6.2%

Black or African American 5.1%

Other race 1.3%

American Indian / Alaska Native 0.4%

Group	Count	%
White	3,207	78.4%
Two or more races	349	8.5%
Hispanic or Latino	255	6.2%
Black or African American	210	5.1%
Other race	53	1.3%
American Indian / Alaska Native	18	0.4%

Household income

Under $10k 8.1%

$10k–$15k 6.1%

$15k–$25k 13.8%

$25k–$35k 6.1%

$35k–$50k 19.0%

$50k–$75k 19.7%

$75k–$100k 10.0%

$100k–$150k 8.1%

$150k–$200k 4.5%

$200k+ 4.6%

Range	% of households
Under $10k	8.1%
$10k–$15k	6.1%
$15k–$25k	13.8%
$25k–$35k	6.1%
$35k–$50k	19.0%
$50k–$75k	19.7%
$75k–$100k	10.0%
$100k–$150k	8.1%
$150k–$200k	4.5%
$200k+	4.6%
Median income	$45,426

Housing

Home values

Under $50k 16.4%

$50k–$100k 19.4%

$100k–$150k 18.7%

$150k–$200k 17.2%

$200k–$300k 10.3%

$300k–$500k 16.5%

$500k–$1M 0.9%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$142,800
Median rent / month	$917
Owner occupied	68.4%
Renter occupied	31.6%
Vacant	24.2%
Single-family detached	70.2%
Large apartment buildings	1.8%
Mobile homes	18.2%
Median rooms	4.8
Avg household size (owned)	2.30

Year built

Era	%
2020 or later	0.0%
2010–2019	10.7%
2000–2009	11.0%
1990–1999	9.9%
1980–1989	18.7%
1970–1979	22.3%
1960–1969	8.0%
1950–1959	11.8%
1940–1949	2.9%
1939 or earlier	4.7%

Bedrooms

Size	% of units
No bedroom (studio)	3.3%
1 bedroom	7.3%
2 bedrooms	34.3%
3 bedrooms	44.9%
4 bedrooms	10.1%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	6.2%
1 vehicle	30.7%
2 vehicles	39.0%
3 or more	24.1%

Heating fuel

Fuel type	%
Utility gas	12.6%
Electricity	85.3%
Propane / LP gas	1.3%
Wood	0.8%

Households & families

Household type	Count	%
Married-couple family	696	55.7%
Cohabiting couple	97	7.8%
Male householder, no spouse	166	13.3%
Female householder, no spouse	291	23.3%
Households with children under 18	305	24.4%
Households with seniors (65+)	529	42.3%
Average household size	2.10

Marital status

Status	Male	Female
Never married	41.3%	24.2%
Married	43.6%	55.5%
Separated	4.5%	1.4%
Widowed	3.5%	13.7%
Divorced	7.1%	5.2%

Education

Less than 9th grade 14.6%

Some HS, no diploma 14.9%

HS graduate 30.7%

Some college, no degree 23.8%

Associate's degree 4.2%

Bachelor's degree 9.6%

Graduate / professional 2.2%

Metric	%
HS diploma or higher	70.5%
Bachelor's or higher	11.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	25	5.8%
Elementary school	153	35.7%
High school	175	40.8%
College / grad school	76	17.7%

Employment

Industry of employment

Construction 20.0%

Education & healthcare 14.6%

Agriculture & mining 12.9%

Professional & management 10.9%

Transportation & utilities 10.6%

Retail trade 10.0%

Finance & real estate 6.3%

Manufacturing 4.7%

Arts, food & hospitality 4.1%

Wholesale trade 2.6%

Public administration 1.4%

Information 1.1%

Other services 0.8%

Occupation

Category	%
Management, business & arts	28.5%
Service	6.2%
Sales & office	28.4%
Natural resources & construction	19.8%
Production & transportation	17.0%

Employment type

Type	%
Private sector	71.1%
Government	14.2%
Self-employed	14.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.9%
Carpool	4.4%
Public transit	0.0%
Walk	0.8%
Other means	3.9%
Avg commute (minutes)	26.8

Poverty

All people 24.5%

Under 18 years 25.2%

18 and over 24.4%

Married-couple families 19.1%

Female-led households 10.3%

Income support

Source	% of households
Social Security	39.8%
Retirement income	21.3%
Supplemental Security	5.9%
Cash public assistance	0.0%
Food stamps / SNAP	12.8%

Health indicators

Condition	%
High blood pressure	35.7%
High cholesterol	35.0%
Heart disease	7.1%
Stroke	3.3%
Asthma	8.6%
Arthritis	21.7%
Kidney disease	3.1%
Pulmonary disease	7.3%
Cancer	5.6%

Behavior / access	%
Binge drinking	19.6%
No physical activity	30.8%
Less than 7 hrs sleep	36.5%
Fair or poor health	20.8%
Poor mental health	15.5%
Poor physical health	12.4%
No health insurance	36.0%
Visited doctor (checkup)	67.3%
Visited dentist	45.6%
Cholesterol screening	86.3%
Teeth loss	18.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	125	3.8%

Disability	%
Any disability	14.0%
Under 18	0.0%
18–64 years	10.9%
65 and over	32.5%

Health insurance coverage

Type	%
Private insurance	49.8%
Public insurance	37.2%
Uninsured under 19	13.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,607	94.0%
Spanish	341	9.5%
Other Indo-European	341	9.5%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,488	90.9%
Born in same state	3,420	89.1%
Born in different state	2,838	74.0%
Foreign born	68	1.8%
Naturalized citizen	349	9.1%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	223	5.8%
French	187	4.9%

Ancestry	Count	%
Arab	46	1.2%
English	6	0.2%

Technology access

Metric	% of households
Computer access	32.6%
Internet access	85.0%

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

Frequently asked questions

What ZIP codes does Three Rivers, TX have?

Three Rivers, TX has one ZIP code: 78071. Each ZIP code serves a distinct delivery area within the city and surrounding region.