78112 ZIP Code — Elmendorf, TX

Bexar County, Texas

ZIP code 78112 is located in Elmendorf, Texas, within Bexar County. It covers approximately 51.41 square miles and serves a population of 10,234 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 210.

About ZIP code 78112

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $113,100. Owner-occupancy is high at 89%, well above the national average.

Median household income is $55,481. 33% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average.

College attainment at 9% is below the national average, consistent with a trades and production-oriented local economy.

20% of residents lack health insurance, above the national average.

Overall, ZIP code 78112 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

10,234

population

51.41

sq mi land

Standard

ZIP type

Central (CT)

timezone

78112 ZIP code map

Cities in ZIP code 78112

Below are the cities the US Postal Service accepts for ZIP code 78112. Using any city not on this list may result in mail delivery delays.

City	Status
Elmendorf	Acceptable
Elmendorf	Preferred

Nearby ZIP codes

78223 San Antonio (7.6 mi) 78264 San Antonio (8.2 mi) 78221 San Antonio (9.4 mi) 78222 San Antonio (10.5 mi) 78263 San Antonio (10.6 mi) 78235 San Antonio (10.9 mi) 78114 Floresville (11 mi) 78214 San Antonio (11.2 mi) 78101 Adkins (12.4 mi) 78224 San Antonio (13 mi) 78210 San Antonio (14.8 mi) 78220 San Antonio (15 mi)

Demographics updated 06/2026

Population
Total population	10,234
Population density	199 / sq mi
State FIPS	48
County FIPS	029

Geography
Land area	51.41 sq mi
Water area	2.33 sq mi
Latitude	29.2019
Longitude	-98.3591
Timezone	Central (CT)
Area code	210

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.2%	43.3%	39.5%
$50k – $100k	26.2%	31.4%	30.1%
$100k – $200k	17.4%	19.9%	22.6%
Over $200k	2.2%	5.4%	7.8%

Demographics & statistics

10,234

Population

199

People per sq mi

37.4

Median age

$55,481

Median household income

$24,372

Per capita income

$113,100

Median home value

$1,167

Median monthly rent

89.1%

Home ownership

15.0%

Poverty rate

9.5%

Unemployment

3,248

Housing units

8.6%

Bachelor's or higher

Age distribution

Male Female

455

Under 5

412

331

5–9

300

369

10–14

334

340

15–19

308

353

20–24

321

758

25–34

688

569

35–44

516

767

45–54

696

385

55–59

350

404

60–64

367

470

65–74

426

137

75–84

124

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	2,601	25.4%
18 and over	7,633	74.6%
65 and over	1,211	11.8%
Median age	37.4 years

Race & ethnicity

White 39.6%

Hispanic or Latino 28.2%

Two or more races 24.8%

Other race 5.7%

American Indian / Alaska Native 0.7%

Asian 0.5%

Black or African American 0.5%

Group	Count	%
White	5,646	39.6%
Hispanic or Latino	4,014	28.2%
Two or more races	3,539	24.8%
Other race	817	5.7%
American Indian / Alaska Native	94	0.7%
Asian	70	0.5%
Black or African American	68	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.2%	43.3%	39.5%
$50k – $100k	26.2%	31.4%	30.1%
$100k – $200k	17.4%	19.9%	22.6%
Over $200k	2.2%	5.4%	7.8%

Under $10k 4.0%

$10k–$15k 1.9%

$15k–$25k 13.4%

$25k–$35k 8.8%

$35k–$50k 15.3%

$50k–$75k 23.5%

$75k–$100k 8.9%

$100k–$150k 17.8%

$150k–$200k 3.8%

$200k+ 2.6%

Range	% of households
Under $10k	4.0%
$10k–$15k	1.9%
$15k–$25k	13.4%
$25k–$35k	8.8%
$35k–$50k	15.3%
$50k–$75k	23.5%
$75k–$100k	8.9%
$100k–$150k	17.8%
$150k–$200k	3.8%
$200k+	2.6%
Median income	$55,481

Housing

Home values

Under $50k 13.5%

$50k–$100k 24.0%

$100k–$150k 29.7%

$150k–$200k 10.9%

$200k–$300k 14.0%

$300k–$500k 5.8%

$500k–$1M 1.1%

$1M+ 1.0%

Housing overview

Metric	Value
Median home value	$113,100
Median rent / month	$1,167
Owner occupied	89.1%
Renter occupied	10.9%
Vacant	4.3%
Single-family detached	38.3%
Large apartment buildings	0.0%
Mobile homes	61.0%
Median rooms	5.7
Avg household size (owned)	2.92

Year built

Era	%
2020 or later	0.7%
2010–2019	20.9%
2000–2009	20.0%
1990–1999	31.9%
1980–1989	13.7%
1970–1979	5.5%
1960–1969	3.6%
1950–1959	2.0%
1940–1949	1.2%
1939 or earlier	0.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	1.9%
2 bedrooms	17.1%
3 bedrooms	53.6%
4 bedrooms	23.6%
5+ bedrooms	2.3%

Vehicles per household

Vehicles	% of households
No vehicle	5.9%
1 vehicle	29.1%
2 vehicles	29.8%
3 or more	35.3%

Heating fuel

Fuel type	%
Utility gas	3.4%
Electricity	90.0%
Propane / LP gas	5.5%
Solar	0.4%
No fuel used	0.1%

Households & families

Household type	Count	%
Married-couple family	1,806	52.1%
Cohabiting couple	223	6.4%
Male householder, no spouse	827	23.8%
Female householder, no spouse	613	17.7%
Households with children under 18	1,313	37.8%
Households with seniors (65+)	980	28.3%
Average household size	2.95

Marital status

Status	Male	Female
Never married	26.2%	27.6%
Married	49.1%	51.5%
Separated	10.4%	4.9%
Widowed	3.2%	4.3%
Divorced	11.2%	11.6%

Education

Less than 9th grade 8.9%

Some HS, no diploma 13.6%

HS graduate 32.6%

Some college, no degree 24.6%

Associate's degree 11.8%

Bachelor's degree 6.6%

Graduate / professional 2.0%

Metric	%
HS diploma or higher	77.6%
Bachelor's or higher	8.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	44	1.9%
Kindergarten	108	4.7%
Elementary school	1,140	49.4%
High school	435	18.8%
College / grad school	583	25.2%

Employment

Industry of employment

Education & healthcare 18.9%

Retail trade 12.7%

Manufacturing 12.6%

Construction 10.1%

Professional & management 9.9%

Transportation & utilities 9.1%

Other services 7.6%

Arts, food & hospitality 6.3%

Finance & real estate 5.8%

Public administration 3.6%

Agriculture & mining 2.1%

Wholesale trade 1.0%

Information 0.3%

Occupation

Category	%
Management, business & arts	25.6%
Service	13.9%
Sales & office	23.0%
Natural resources & construction	16.3%
Production & transportation	21.2%

Employment type

Type	%
Private sector	76.3%
Government	15.2%
Self-employed	8.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.1%
Carpool	12.7%
Public transit	0.0%
Walk	0.0%
Work from home	5.6%
Other means	1.6%
Avg commute (minutes)	31.3

Poverty

All people 15.0%

Under 18 years 23.0%

18 and over 12.4%

Married-couple families 4.9%

Female-led households 32.0%

Income support

Source	% of households
Social Security	32.9%
Retirement income	29.5%
Supplemental Security	6.9%
Cash public assistance	1.5%
Food stamps / SNAP	14.4%

Health indicators

Condition	%
Obesity	42.7%
High blood pressure	34.7%
High cholesterol	33.1%
Diabetes	14.3%
Heart disease	6.3%
Stroke	2.9%
Asthma	9.2%
Arthritis	20.9%
Kidney disease	3.0%
Pulmonary disease	6.2%
Cancer	4.6%

Behavior / access	%
Smoking	18.6%
Binge drinking	17.7%
No physical activity	29.0%
Less than 7 hrs sleep	37.7%
Depression	22.2%
Fair or poor health	22.8%
Poor mental health	16.7%
Poor physical health	12.7%
No health insurance	39.1%
Visited doctor (checkup)	69.9%
Visited dentist	48.4%
Cholesterol screening	87.0%
Teeth loss	17.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	560	7.3%

Disability	%
Any disability	14.1%
Under 18	5.3%
18–64 years	15.0%
65 and over	27.9%

Health insurance coverage

Type	%
Private insurance	51.9%
Public insurance	37.4%
No insurance	19.8%
Uninsured under 19	11.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	9,367	91.5%
Spanish	855	9.1%
Other Indo-European	854	9.1%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	9,075	88.7%
Born in same state	8,829	86.3%
Born in different state	7,692	75.2%
Foreign born	246	2.4%
Naturalized citizen	1,159	11.3%
Not a US citizen	385	33.2%

Ancestry

Ancestry	Count	%
Italian	434	4.2%
French	327	3.2%
Arab	209	2%
Dutch	45	0.4%

Ancestry	Count	%
German	9	0.1%
English	4	0%
Polish	3	0%

Technology access

Metric	% of households
Computer access	33.9%
Internet access	95.9%

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

Frequently asked questions about ZIP code 78112

What city is ZIP code 78112 in?

ZIP code 78112 is primarily assigned to Elmendorf, Texas.

What county is ZIP code 78112 in?

ZIP code 78112 falls within Bexar County, Texas.

How educated is the population of ZIP code 78112?

9% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Is ZIP code 78112 mostly owner-occupied?

89% of occupied units in ZIP code 78112 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 78112?

The median home value in ZIP code 78112 is $113,100.

What is the population of ZIP code 78112?

ZIP code 78112 has an estimated population of 10,234 residents, with a density of 199 people per square mile.

What timezone is ZIP code 78112 in?

ZIP code 78112 observes the CST timezone.