Zip code 78155: Seguin, Texas

Q: What city is zip code 78155?

78155 is assigned to Seguin, Texas. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 78155 in?

78155 is in Guadalupe County, Texas.

Q: What is the population of 78155?

About 55,600 people live in 78155, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 78155?

The median household income in 78155 is $71,039.

Q: What zip codes are near 78155?

The closest zip codes to 78155 are 78156, 78115, 78123, 78638, 78124.

Residential delivery areaGuadalupe CountyCentral Time

Population

55,600

Median household income

$71K

U.S. $81K

Median home value

$267K

U.S. $333K

Median rent

$1,198/mo

U.S. $1,413

Median age

39.4

U.S. 38.9

Land area

355 sq mi

156 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 78155

78155 is a small-town zip code in Seguin, Texas (Guadalupe County), covering 355 sq mi of land. About 55,600 people live here, or 156 per square mile. The median resident is 39.4 years old, compared with 38.9 nationally.

The median household earns $71,039 a year, close to the national median of $80,734. 16.9% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $266,700, or 3.8 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 73% of occupied homes are lived in by their owners, and renters pay a median of $1,198 a month.

22% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 26.5 minutes each way, and 10% of workers work from home. The most common jobs among working residents are in office and administrative support; production and manufacturing; and construction and repair. 35% of households speak a language other than English at home, most often Spanish.

How 78155 compares

Sorted from highest to lowest national percentile

Uninsured rate15.9%
90th
WeaknessU.S. 8.4% · TX 17.1%881st of 1,808 in TX
Population55,600
86th
U.S. 334,922,499 · TX 30,188,424103rd of 1,818 in TX
Veterans8.1%
78th
U.S. 6.2% · TX 6.2%546th of 1,818 in TX
Poverty rate16.9%
76th
U.S. 12.5% · TX 13.8%576th of 1,794 in TX
Self-employed workers10.8%
67th
U.S. 10% · TX 10.5%896th of 1,810 in TX
Diversity index57.1
66th
U.S. 61.4 · TX 67.1554th of 1,818 in TX
Income inequality (Gini)0.450
63rd
U.S. 0.483 · TX 0.478633rd of 1,785 in TX
Homeownership rate72.5%
60th
U.S. 65.2% · TX 62.6%994th of 1,792 in TX
Residents 65 and older17.9%
60th
U.S. 17.2% · TX 13.4%722nd of 1,818 in TX
Housing vacancy7.4%
56th
U.S. 10.1% · TX 9.4%1,294th of 1,794 in TX
Median age39.4
53rd
U.S. 38.9 · TX 35.6783rd of 1,817 in TX
Average commute26.5 min
53rd
U.S. 26.4 min · TX 26.7 min864th of 1,738 in TX
Residents under 1821.8%
47th
U.S. 22% · TX 25%1,149th of 1,818 in TX
Foreign-born residents8.9%
46th
U.S. 14.1% · TX 17.6%891st of 1,818 in TX
Rent-burdened renters49.8%
46th
U.S. 51.1% · TX 51.7%763rd of 1,692 in TX
Government workers13.2%
46th
U.S. 14.5% · TX 14.1%1,116th of 1,810 in TX
Broadband access91%
41st
U.S. 91% · TX 91.4%724th of 1,792 in TX
Per capita income$36,571
39th
U.S. $44,673 · TX $40,752747th of 1,813 in TX
Median household income$71,039
37th
U.S. $80,734 · TX $78,476816th of 1,712 in TX
Median home value$266,700
37th
U.S. $332,700 · TX $283,800534th of 1,679 in TX
Median gross rent$1,198
36th
U.S. $1,413 · TX $1,403700th of 1,511 in TX
Work from home10.2%
35th
U.S. 15.1% · TX 14.4%746th of 1,810 in TX
Healthcare workers8.5%
35th
U.S. 9.7% · TX 8.6%807th of 1,810 in TX
Unemployment rate3.9%
32nd
U.S. 5.2% · TX 5.3%1,017th of 1,810 in TX
Tech workers1.8%
29th
U.S. 3.8% · TX 3.8%745th of 1,810 in TX
Median earnings per worker$41,837
28th
U.S. $49,666 · TX $47,5751,045th of 1,794 in TX
Bachelor's degree or higher21.7%
25th
U.S. 35.7% · TX 33.8%921st of 1,811 in TX
Population density156/sq mi
18th
U.S. 95/sq mi · TX 116/sq mi838th of 1,818 in TX

Measure	78155	Guadalupe	TX	U.S.	National percentile	Rank in TX
Uninsured rateWeakness	15.9%	11%	17.1%	8.4%	90th	881st of 1,808
Population	55,600	183,642	30,188,424	334,922,499	86th	103rd of 1,818
Veterans	8.1%	13.9%	6.2%	6.2%	78th	546th of 1,818
Poverty rate	16.9%	9.3%	13.8%	12.5%	76th	576th of 1,794
Self-employed workers	10.8%	10.5%	10.5%	10%	67th	896th of 1,810
Diversity index	57.1	61.9	67.1	61.4	66th	554th of 1,818
Income inequality (Gini)	0.450	0.402	0.478	0.483	63rd	633rd of 1,785
Homeownership rate	72.5%	77.8%	62.6%	65.2%	60th	994th of 1,792
Residents 65 and older	17.9%	14.8%	13.4%	17.2%	60th	722nd of 1,818
Housing vacancy	7.4%	6.1%	9.4%	10.1%	56th	1,294th of 1,794
Median age	39.4	37.6	35.6	38.9	53rd	783rd of 1,817
Average commute	26.5 min	28.8 min	26.7 min	26.4 min	53rd	864th of 1,738
Residents under 18	21.8%	24.1%	25%	22%	47th	1,149th of 1,818
Foreign-born residents	8.9%	7.5%	17.6%	14.1%	46th	891st of 1,818
Rent-burdened renters	49.8%	46.6%	51.7%	51.1%	46th	763rd of 1,692
Government workers	13.2%	17.1%	14.1%	14.5%	46th	1,116th of 1,810
Broadband access	91%	93.9%	91.4%	91%	41st	724th of 1,792
Per capita income	$36,571	$40,669	$40,752	$44,673	39th	747th of 1,813
Median household income	$71,039	$92,375	$78,476	$80,734	37th	816th of 1,712
Median home value	$266,700	$304,400	$283,800	$332,700	37th	534th of 1,679
Median gross rent	$1,198	$1,517	$1,403	$1,413	36th	700th of 1,511
Work from home	10.2%	14.3%	14.4%	15.1%	35th	746th of 1,810
Healthcare workers	8.5%	9.1%	8.6%	9.7%	35th	807th of 1,810
Unemployment rate	3.9%	4.8%	5.3%	5.2%	32nd	1,017th of 1,810
Tech workers	1.8%	3.6%	3.8%	3.8%	29th	745th of 1,810
Median earnings per worker	$41,837	$49,670	$47,575	$49,666	28th	1,045th of 1,794
Bachelor's degree or higher	21.7%	31.4%	33.8%	35.7%	25th	921st of 1,811
Population density	156/sq mi	258/sq mi	116/sq mi	95/sq mi	18th	838th of 1,818

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

16%

5–17

18–24

13%

25–34

13%

35–44

12%

45–54

13%

55–64

10%

65–74

75+

Median age

39.4

Under 18

21.8%

65 and over

17.9%

Race and ethnicity

White42%
Black4%
Hispanic50%
Asian0.5%
Native American0.1%
Pacific Islander0.1%
Other0.6%
Multiracial2%

Diversity index

57.1

U.S. 61.4

Foreign-born

8.9%

U.S. 14.1%

Born in state

70.9%

Language spoken at home (households)

English only

65%

Spanish

32%

Other Indo-European

Asian / Pacific

0.7%

Other

0.8%

Households

Households: 21,007
Average household size: 2.6
Family households: 68%
Married couples: 47.8%
Living alone: 25.3%
Veterans (of adults): 8.1%
Male / female: 50% / 50%

Income and poverty

Household income distribution

<$25k

15%

$25–50k

21%

$50–75k

17%

$75–100k

11%

$100–150k

18%

$150–200k

$200k+

Median household income

78155

$71,039

Guadalupe Co.

$92,375

Texas

$78,476

United States

$80,734

Per capita income

$36,571

U.S. $44,673

Poverty rate

16.9%

U.S. 12.5%

Households earning $150K+

17.8%

U.S. 23%

Income inequality (Gini)

0.450

U.S. 0.483

Housing

Median home value

78155

$266,700

Guadalupe Co.

$304,400

Texas

$283,800

United States

$332,700

Median gross rent

78155

$1,198

Guadalupe Co.

$1,517

Texas

$1,403

United States

$1,413

Types of housing

Single-family

68%

2–4 units

5–19 units

20+ units

Mobile home

19%

Boat, RV, van

0.9%

Housing units: 22,688
Owner-occupied: 72.5%
Vacant: 7.4%
Median year built: 1992
Median rooms: 5.4
Renters paying 30%+ of income: 49.8%
Renters paying 50%+ of income: 20.9%
Home value to income: 3.8× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

77%

Carpooled

10%

Transit

0.1%

Walked

Bicycle

0.2%

Worked from home

10%

Other

Commute time (one way)

<10 min

14%

10–19

32%

20–29

15%

30–44

18%

45–59

10%

60+

Average commute

26.5 min

U.S. 26.4 min

Unemployment

3.9%

U.S. 5.2%

In labor force

62.3%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

12%

Production

11%

Construction and repair

11%

Healthcare

Management

Sales

Transportation and moving

Cleaning and personal care

Food service

Education

Business and finance

Engineering and science

Legal and social services

Police and fire

Computer and math

Arts, media and sports

Farming, fishing and forestry

0.3%

Industries

Manufacturing

18%

Health care and social assistance

11%

Retail

11%

Construction

Education

Transportation, warehousing and utilities

Restaurants and hotels

Professional and technical services

Public administration

Finance, insurance and real estate

Other services

Admin, support and management

Arts and recreation

Agriculture and mining

Wholesale

Information

0.9%

Median earnings per worker

$41,837

U.S. $49,666

Self-employed

10.8%

U.S. 10%

Government workers

13.2%

U.S. 14.5%

Nonprofit workers

6.2%

U.S. 8.8%

Median earnings by type of work

Type of work	78155	U.S.
Management, business, science and arts	$66,836	$74,888
Service	$24,360	$26,804
Sales and office	$36,382	$40,476
Construction and maintenance	$42,028	$49,199
Production and transportation	$39,910	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

14%

High school

37%

Some college

19%

Associate's

Bachelor's

14%

Graduate

High school graduate or higher: 86%
Bachelor's degree or higher: 21.7%
Graduate or professional degree: 7.3%
Households with broadband: 91%
Cable, fiber or DSL: 69.7%
No internet access: 6.9%
Without health insurance: 15.9%
Limited-English households: 4.8%

Geography

City (USPS): Seguin
State: Texas
County: Guadalupe County
Center point: 29.5375° N, 97.9366° W
Land area: 355 sq mi
Water area: 1.5 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Seguin11% of zip
Geronimo (unincorporated)2% of zip
New Berlin2% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 78155

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
78156	Seguin, TX · PO box	5.5 mi	—	—	—
78115	Geronimo, TX · PO box	6.3 mi	—	—	—
78123	Mc Queeney, TX	7.7 mi	2,127	$97,553	$238,500
78638	Kingsbury, TX	12 mi	2,135	$69,250	$317,400
78124	Marion, TX	13 mi	6,157	$74,192	$282,700
78130	New Braunfels, TX	13 mi	104,009	$83,064	$323,200
78122	Leesville, TX	15 mi	338	—	—
78604	Belmont, TX · PO box	15 mi	—	—	—
78121	La Vernia, TX	16 mi	16,120	$120,048	$402,600
78131	New Braunfels, TX · PO box	16 mi	—	—	—
78135	New Braunfels, TX · PO box	16 mi	—	—	—
78661	Prairie Lea, TX	17 mi	835	$82,896	$209,700

Zip codes like 78155 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 78155

What city is zip code 78155?

78155 is assigned to Seguin, Texas. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 78155 in?

78155 is in Guadalupe County, Texas.

What is the population of 78155?

About 55,600 people live in 78155, according to the Census Bureau's American Community Survey.

What time zone is 78155 in?

78155 is in Central Time.

What is the median household income in 78155?

The median household income in 78155 is $71,039.

What zip codes are near 78155?

The closest zip codes to 78155 are 78156, 78115, 78123, 78638, 78124.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 78155, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.