Seguin ZIP Codes — Guadalupe County, TX

There are 2 unique ZIP codes in Seguin, Texas. Area code: 830.

ZIP codes

355.46

sq mi land

1.48

sq mi water

830

area code

Seguin, TX ZIP code map

About Seguin, TX

Seguin, Texas, is a vibrant city situated in Guadalupe County. Known for its rich history and welcoming atmosphere, Seguin plays a significant role in the Central Texas region. It presents a blend of small-town charm and access to larger metropolitan areas.

Location & geography

Located approximately 35 miles east of San Antonio and about 70 miles southwest of Austin, Seguin benefits from its strategic position in Texas. The city covers a total land area of 355.46 square miles, with an additional 1.48 square miles of water, contributing to the scenic beauty of the region. The landscape is varied, featuring rolling hills and rivers, making it an attractive spot for outdoor activities.

Community & economy

Seguin's community is characterized by its friendly residents and diverse culture, offering a rich mix of traditions and modern influences. The local economy thrives on agriculture, manufacturing, and tourism, showcasing a range of industries that support daily life. Residents enjoy a relaxed lifestyle with access to parks, events, and a variety of dining and shopping options.

Transportation

Seguin is well-connected through major highways, including Interstate 10, which runs nearby, facilitating travel to surrounding cities. The nearest significant airport is San Antonio International Airport, located about 35 miles from Seguin, providing both domestic and international flights. Public transit options are limited, making personal vehicles the primary mode of transportation.

History

Founded in the early 19th century, Seguin was named after the famous Texas politician and military leader, Juan Seguín. The city has historically been an agricultural center, with beef and cotton production being key industries that shaped its growth. Notable events in its history include the establishment of the first cotton gin and the construction of the Guadalupe River, which played a vital role in the local economy.

Did you know?

A surprising aspect of Seguin is its designation as the 'Texas Bluebonnet City,' celebrated for its stunning displays of bluebonnets each spring. Additionally, the city is home to the world's largest pecan pie, a testament to its rich culinary traditions.

ZIP codes for Seguin, TX (2)

ZIP code	City	County	Map
78155	Seguin	Guadalupe	View map
78156	Seguin	Guadalupe	View map

Demographics & statistics

52,295

Population

37.5

Median age

$68,430

Median household income

$32,847

Per capita income

$216,300

Median home value

$1,083

Median monthly rent

71.1%

Home ownership

16.7%

Poverty rate

3.9%

Unemployment

15,526

Housing units

20.3%

Bachelor's or higher

Age distribution

Male Female

1,487

Under 5

1,532

1,573

5–9

1,622

1,518

10–14

1,565

1,895

15–19

1,954

1,791

20–24

1,847

3,628

25–34

3,741

3,153

35–44

3,250

2,988

45–54

3,080

1,664

55–59

1,715

1,635

60–64

1,685

2,518

65–74

2,596

1,418

75–84

1,462

482

85+

496

← Male

Female →

Age summary

Group	Count	%
Under 18	11,400	21.8%
18 and over	40,895	78.2%
65 and over	8,972	17.2%
Median age	37.5 years

Race & ethnicity

White 49.8%

Hispanic or Latino 21.7%

Two or more races 15.9%

Other race 7.1%

Black or African American 4.3%

Asian 0.7%

American Indian / Alaska Native 0.3%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	33,275	49.8%
Hispanic or Latino	14,480	21.7%
Two or more races	10,634	15.9%
Other race	4,747	7.1%
Black or African American	2,898	4.3%
Asian	483	0.7%
American Indian / Alaska Native	220	0.3%
Native Hawaiian / Pacific Islander	38	0.1%

Household income

Under $10k 4.5%

$10k–$15k 4.5%

$15k–$25k 6.8%

$25k–$35k 11.3%

$35k–$50k 10.5%

$50k–$75k 16.8%

$75k–$100k 13.2%

$100k–$150k 18.3%

$150k–$200k 7.0%

$200k+ 7.2%

Range	% of households
Under $10k	4.5%
$10k–$15k	4.5%
$15k–$25k	6.8%
$25k–$35k	11.3%
$35k–$50k	10.5%
$50k–$75k	16.8%
$75k–$100k	13.2%
$100k–$150k	18.3%
$150k–$200k	7.0%
$200k+	7.2%
Median income	$68,430

Housing

Home values

Under $50k 10.5%

$50k–$100k 10.7%

$100k–$150k 11.5%

$150k–$200k 12.5%

$200k–$300k 23.9%

$300k–$500k 20.5%

$500k–$1M 8.5%

$1M+ 1.9%

Housing overview

Metric	Value
Median home value	$216,300
Median rent / month	$1,083
Owner occupied	71.1%
Renter occupied	28.9%
Vacant	9.5%
Single-family detached	65.3%
Large apartment buildings	1.6%
Mobile homes	20.8%
Median rooms	5.3
Avg household size (owned)	2.71

Year built

Era	%
2020 or later	1.4%
2010–2019	15.0%
2000–2009	14.8%
1990–1999	17.9%
1980–1989	14.5%
1970–1979	13.2%
1960–1969	6.7%
1950–1959	9.4%
1940–1949	3.5%
1939 or earlier	3.6%

Bedrooms

Size	% of units
No bedroom (studio)	2.1%
1 bedroom	8.3%
2 bedrooms	23.7%
3 bedrooms	48.1%
4 bedrooms	14.5%
5+ bedrooms	3.3%

Vehicles per household

Vehicles	% of households
No vehicle	5.4%
1 vehicle	27.7%
2 vehicles	38.1%
3 or more	28.8%

Heating fuel

Fuel type	%
Utility gas	14.2%
Electricity	80.2%
Propane / LP gas	3.7%
Wood	0.7%
Solar	0.5%
No fuel used	0.6%

Households & families

Household type	Count	%
Married-couple family	8,923	46.9%
Cohabiting couple	2,239	11.8%
Male householder, no spouse	3,208	16.9%
Female householder, no spouse	4,643	24.4%
Households with children under 18	6,059	31.9%
Households with seniors (65+)	6,087	32.0%
Average household size	2.67

Marital status

Status	Male	Female
Never married	37.6%	29.2%
Married	45.6%	46.7%
Separated	2.1%	3.6%
Widowed	3.9%	7.4%
Divorced	10.7%	13.2%

Education

Less than 9th grade 7.0%

Some HS, no diploma 9.2%

HS graduate 38.8%

Some college, no degree 18.0%

Associate's degree 6.7%

Bachelor's degree 14.0%

Graduate / professional 6.2%

Metric	%
HS diploma or higher	83.7%
Bachelor's or higher	20.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	712	5.9%
Kindergarten	535	4.5%
Elementary school	4,648	38.8%
High school	3,314	27.7%
College / grad school	2,759	23.1%

Employment

Industry of employment

Manufacturing 18.5%

Education & healthcare 17.0%

Retail trade 12.3%

Professional & management 9.8%

Arts, food & hospitality 9.2%

Construction 8.7%

Transportation & utilities 6.3%

Finance & real estate 4.3%

Public administration 4.2%

Other services 3.8%

Agriculture & mining 2.6%

Wholesale trade 2.5%

Information 0.7%

Occupation

Category	%
Management, business & arts	27.1%
Service	16.8%
Sales & office	23.5%
Natural resources & construction	12.4%
Production & transportation	20.2%

Employment type

Type	%
Private sector	79.2%
Government	12.6%
Self-employed	8.1%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	79.9%
Carpool	9.3%
Public transit	0.2%
Walk	1.4%
Other means	1.5%
Avg commute (minutes)	24.5

Poverty

All people 16.7%

Under 18 years 28.2%

18 and over 13.4%

Married-couple families 6.4%

Female-led households 32.5%

Income support

Source	% of households
Social Security	31.9%
Retirement income	22.9%
Supplemental Security	5.4%
Cash public assistance	1.5%
Food stamps / SNAP	16.0%

Health indicators

Condition	%
High blood pressure	35.4%
High cholesterol	34.9%
Heart disease	7.2%
Stroke	3.4%
Asthma	9.3%
Arthritis	24.1%
Kidney disease	3.3%
Pulmonary disease	7.3%
Cancer	6.2%

Behavior / access	%
Binge drinking	17.0%
No physical activity	30.5%
Less than 7 hrs sleep	35.9%
Fair or poor health	20.3%
Poor mental health	15.4%
Poor physical health	12.6%
No health insurance	31.9%
Visited doctor (checkup)	72.4%
Visited dentist	51.1%
Cholesterol screening	88.1%
Teeth loss	16.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	3,329	8.1%

Disability	%
Any disability	16.0%
Under 18	6.9%
18–64 years	12.8%
65 and over	39.8%

Health insurance coverage

Type	%
Private insurance	60.2%
Public insurance	35.4%
Uninsured under 19	10.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	49,276	94.2%
Spanish	4,360	8.8%
Other Indo-European	3,819	7.8%
Asian & Pacific Islander	133	0.3%
Other languages	231	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	48,077	91.9%
Born in same state	47,512	90.9%
Born in different state	39,073	74.7%
Foreign born	565	1.1%
Naturalized citizen	4,218	8.1%
Not a US citizen	1,555	36.9%

Ancestry

Ancestry	Count	%
French	3,222	6.2%
Italian	3,019	5.8%
Arab	2,007	3.8%
Polish	279	0.5%
English	203	0.4%

Ancestry	Count	%
Dutch	118	0.2%
German	62	0.1%
Norwegian	8	0%
Irish	5	0%

Technology access

Metric	% of households
Computer access	36.4%
Internet access	93.0%

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

Frequently asked questions

What ZIP codes does Seguin, TX have?

Seguin, TX has one ZIP code: 78155. Each ZIP code serves a distinct delivery area within the city and surrounding region.