78383 ZIP Code — Sandia, TX

Jim Wells County, Texas

ZIP code 78383 is located in Sandia, Texas, within Jim Wells County. It covers approximately 141.38 square miles and serves a population of 4,374 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 361.

About ZIP code 78383

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $210,600. Owner-occupancy is high at 83%, well above the national average.

The gap between median ($68,996) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 18% of residents, above the national average. 44% 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.

Educational attainment is near the national average, with 37% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of diabetes (16%), smoking (22%) compared to national benchmarks.

Overall, ZIP code 78383 reflects a community defined by economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

4,374

population

141.38

sq mi land

Standard

ZIP type

Central (CT)

timezone

78383 ZIP code map

Cities in ZIP code 78383

Below are the cities the US Postal Service accepts for ZIP code 78383. Using any city not on this list may result in mail delivery delays.

City	Status
Sandia	Acceptable
Sandia	Preferred

Nearby ZIP codes

78368 Mathis (10.6 mi) 78372 Orange Grove (11 mi) 78391 Tynan (13.5 mi) 78022 George West (14.2 mi) 78389 Skidmore (18.6 mi)

Demographics updated 05/2026

Population
Total population	4,374
Population density	31 / sq mi
State FIPS	48
County FIPS	249

Geography
Land area	141.38 sq mi
Water area	12.95 sq mi
Latitude	28.0728
Longitude	-97.9469
Timezone	Central (CT)
Area code	361

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.4%	53.1%	39.5%
$50k – $100k	26.7%	24.9%	30.1%
$100k – $200k	24.2%	18.7%	22.6%
Over $200k	9.6%	3.4%	7.8%

Demographics & statistics

4,374

Population

People per sq mi

43.7

Median age

$68,996

Median household income

$41,464

Per capita income

$210,600

Median home value

$1,018

Median monthly rent

83.0%

Home ownership

17.8%

Poverty rate

1.7%

Unemployment

2,122

Housing units

37.4%

Bachelor's or higher

Age distribution

Male Female

155

Under 5

147

129

5–9

123

10–14

117

108

15–19

102

20–24

270

25–34

256

386

35–44

366

248

45–54

235

257

55–59

244

160

60–64

152

225

65–74

214

124

75–84

118

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	966	22.1%
18 and over	3,408	77.9%
65 and over	789	18.0%
Median age	43.7 years

Race & ethnicity

White 66.2%

Hispanic or Latino 13.4%

Two or more races 13.1%

Black or African American 2.7%

Other race 2.3%

Native Hawaiian / Pacific Islander 1.6%

Asian 0.7%

Group	Count	%
White	3,343	66.2%
Hispanic or Latino	677	13.4%
Two or more races	660	13.1%
Black or African American	138	2.7%
Other race	115	2.3%
Native Hawaiian / Pacific Islander	82	1.6%
Asian	36	0.7%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.4%	53.1%	39.5%
$50k – $100k	26.7%	24.9%	30.1%
$100k – $200k	24.2%	18.7%	22.6%
Over $200k	9.6%	3.4%	7.8%

Under $10k 9.3%

$10k–$15k 3.7%

$15k–$25k 7.6%

$25k–$35k 12.4%

$35k–$50k 3.0%

$50k–$75k 15.7%

$75k–$100k 5.7%

$100k–$150k 23.6%

$150k–$200k 6.2%

$200k+ 12.8%

Range	% of households
Under $10k	9.3%
$10k–$15k	3.7%
$15k–$25k	7.6%
$25k–$35k	12.4%
$35k–$50k	3.0%
$50k–$75k	15.7%
$75k–$100k	5.7%
$100k–$150k	23.6%
$150k–$200k	6.2%
$200k+	12.8%
Median income	$68,996

Housing

Home values

Under $50k 16.4%

$50k–$100k 15.7%

$100k–$150k 7.4%

$150k–$200k 7.3%

$200k–$300k 22.5%

$300k–$500k 23.7%

$500k–$1M 3.8%

$1M+ 3.1%

Housing overview

Metric	Value
Median home value	$210,600
Median rent / month	$1,018
Owner occupied	83.0%
Renter occupied	17.0%
Vacant	32.8%
Single-family detached	64.5%
Large apartment buildings	0.0%
Mobile homes	23.9%
Median rooms	5.2
Avg household size (owned)	2.62

Year built

Era	%
2020 or later	0.0%
2010–2019	14.0%
2000–2009	19.8%
1990–1999	16.9%
1980–1989	9.8%
1970–1979	20.7%
1960–1969	4.9%
1950–1959	4.9%
1940–1949	1.3%
1939 or earlier	7.7%

Bedrooms

Size	% of units
No bedroom (studio)	3.8%
1 bedroom	5.1%
2 bedrooms	34.5%
3 bedrooms	33.8%
4 bedrooms	22.2%
5+ bedrooms	0.6%

Vehicles per household

Vehicles	% of households
No vehicle	16.2%
1 vehicle	18.5%
2 vehicles	37.8%
3 or more	27.6%

Heating fuel

Fuel type	%
Utility gas	10.1%
Electricity	76.9%
Propane / LP gas	13.1%

Households & families

Household type	Count	%
Married-couple family	876	54.4%
Cohabiting couple	18	1.1%
Male householder, no spouse	497	30.9%
Female householder, no spouse	218	13.5%
Households with children under 18	296	18.4%
Households with seniors (65+)	558	34.7%
Average household size	2.69

Marital status

Status	Male	Female
Never married	38.6%	21.1%
Married	49.0%	64.7%
Separated	0.6%	3.1%
Widowed	6.6%	7.1%
Divorced	5.2%	4.0%

Education

Less than 9th grade 3.6%

Some HS, no diploma 5.4%

HS graduate 30.4%

Some college, no degree 21.9%

Associate's degree 1.3%

Bachelor's degree 28.0%

Graduate / professional 9.5%

Metric	%
HS diploma or higher	91.0%
Bachelor's or higher	37.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	122	11.0%
Kindergarten	151	13.6%
Elementary school	341	30.7%
High school	177	15.9%
College / grad school	320	28.8%

Employment

Industry of employment

Education & healthcare 26.0%

Manufacturing 12.7%

Construction 12.4%

Retail trade 11.3%

Finance & real estate 6.9%

Public administration 5.7%

Professional & management 5.4%

Agriculture & mining 4.8%

Other services 4.5%

Information 3.7%

Arts, food & hospitality 3.0%

Transportation & utilities 2.0%

Wholesale trade 1.5%

Occupation

Category	%
Management, business & arts	36.1%
Service	2.5%
Sales & office	26.2%
Natural resources & construction	16.0%
Production & transportation	19.1%

Employment type

Type	%
Private sector	67.6%
Government	24.6%
Self-employed	6.9%
Unpaid family workers	1.0%

Commute

Method	%
Drive alone	82.2%
Carpool	0.3%
Public transit	0.0%
Walk	2.3%
Work from home	14.5%
Other means	0.6%
Avg commute (minutes)	30.9

Poverty

All people 17.8%

Under 18 years 48.1%

18 and over 9.2%

Married-couple families 5.7%

Female-led households 53.4%

Income support

Source	% of households
Social Security	44.3%
Retirement income	17.9%
Supplemental Security	9.1%
Cash public assistance	0.6%
Food stamps / SNAP	6.9%

Health indicators

Condition	%
Obesity	38.5%
High blood pressure	41.9%
High cholesterol	40.6%
Diabetes	16.3%
Heart disease	9.4%
Stroke	4.2%
Asthma	9.6%
Arthritis	29.7%
Kidney disease	3.9%
Pulmonary disease	10.1%
Cancer	7.3%

Behavior / access	%
Smoking	22.1%
Binge drinking	15.9%
No physical activity	31.5%
Less than 7 hrs sleep	35.2%
Depression	22.8%
Fair or poor health	23.9%
Poor mental health	15.7%
Poor physical health	15.2%
No health insurance	30.4%
Visited doctor (checkup)	71.5%
Visited dentist	47.6%
Cholesterol screening	90.2%
Teeth loss	18.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	307	9.0%

Disability	%
Any disability	19.5%
Under 18	0.0%
18–64 years	19.8%
65 and over	42.3%

Health insurance coverage

Type	%
Private insurance	63.3%
Public insurance	40.4%
No insurance	9.3%
Uninsured under 19	6.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,072	93.1%
Spanish	430	10.6%
Other Indo-European	417	10.2%
Asian & Pacific Islander	10	0.2%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,106	93.9%
Born in same state	4,103	93.8%
Born in different state	3,288	75.2%
Foreign born	3	0.1%
Naturalized citizen	268	6.1%
Not a US citizen	166	61.9%

Ancestry

Ancestry	Count	%
Italian	359	8.2%
French	282	6.4%
Arab	112	2.6%

Ancestry	Count	%
Norwegian	15	0.3%
German	12	0.3%
English	7	0.2%

Technology access

Metric	% of households
Computer access	36.8%
Internet access	82.2%

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

Frequently asked questions about ZIP code 78383

What city is ZIP code 78383 in?

ZIP code 78383 is primarily assigned to Sandia, Texas.

What county is ZIP code 78383 in?

ZIP code 78383 falls within Jim Wells County, Texas.

Does ZIP code 78383 have a large retiree population?

44% of households in ZIP code 78383 receive Social Security income, suggesting a significant retiree or disability population.

What is the poverty rate in ZIP code 78383?

18% of residents in ZIP code 78383 live below the poverty line, above the national average.

Is ZIP code 78383 mostly owner-occupied?

83% of occupied units in ZIP code 78383 are owner-occupied, well above the national average.

What are the health statistics for ZIP code 78383?

Health data for ZIP code 78383 shows elevated rates of diabetes (16%) and smoking (22%) compared to national benchmarks.

What timezone is ZIP code 78383 in?

ZIP code 78383 observes the CST timezone.