Postal Codes

78383 ZIP Code

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ZIP code 78383 covers Sandia, Texas, with a population of about 4,306 and a median household income of $73,125.

Population
4,30630 per square mile
Median age
445.3 points above the US average
Median household income
$73,125about the Texas median
Poverty rate
19%6.6 points above the US average
Typical home value
$215,564down 1.2% in five years
Median rent
$1,01124% below the Texas median
Degree or higher
38.3%3.3 points above the US average
Homeownership
83.6%18.6 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
33

Where 78383 is

Sandia, Texas — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population4,306
Median age44
Family households69.8%
Born outside the US4.6%
Speaks a language other than English at home20.4%
White (non-Hispanic)51.4%
Black (non-Hispanic)3.6%
Asian (non-Hispanic)0.4%
Hispanic or Latino39.9%
Veterans10.7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$73,125
Income per person$39,824
Poverty rate19%
Households on SNAP or cash assistance8.6%

Household income distribution

Under $10k8.4%
$10–15k1.7%
$15–20k6.8%
$20–25k6.9%
$25–30k5.9%
$30–35k5.5%
$35–40k0.0%
$40–45k2.5%
$45–50k0.7%
$50–60k4.3%
$60–75k8.8%
$75–100k7.8%
$100–125k5.9%
$125–150k18.9%
$150–200k4.3%
$200k or more11.6%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,660
Mean adjusted gross income$96,122
Returns declaring $200,000 or more7.8%
Returns, under $25k30.7%
Returns, $25k–$50k19.3%
Returns, $50k–$75k13.9%
Returns, $75k–$100k10.2%
Returns, $100k–$200k18.1%
Returns, $200k or more7.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$228,300
Median gross rent$1,011
Rent as a share of household income51%
Owner-occupied83.6%
Vacant homes30%
Median year built1992

What the homes are

Detached house70.8%
Attached house3.2%
2 to 4 units1.1%
5 to 19 units2.3%
Mobile home22.6%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$215,564as of 2026-07
Typical home value, 1 yeardown 3.9%
Typical home value, 5 yearsdown 1.2%
Typical home value, 10 yearsup 20.9%
Typical home value since 2000
200520152026$248,019$139,763

$139,763 in 2005 to $215,564 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.8%
Bachelor's degree or higher38.3%
High school diploma or higher89.8%
Works from home17.6%
Drives to work alone80.9%
Takes public transport0%
Commutes 45 minutes or more21.7%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity37.1% 3.7 pts above the national average of 33.4%
Diagnosed diabetes16% 4 pts above the national average of 12%
Currently smokes14.5% 1.3 pts above the national average of 13.2%
High blood pressure41.1% 7 pts above the national average of 34.1%
Fair or poor general health24.7% 4.4 pts above the national average of 20.3%
No health insurance (18–64)16.8% 5.5 pts above the national average of 11.3%
Depression21.8% same as the national average of 21.9%
No leisure-time physical activity30.2% 4.8 pts above the national average of 25.4%
Arthritis29.9% 4.8 pts above the national average of 25.1%
Binge drinking15.5% 0.5 pts below the national average of 16%
Taking blood pressure medication80.4% 5.7 pts above the national average of 74.7%
Cancer (non-skin)9.3% 1.6 pts above the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease8.4% 2.2 pts above the national average of 6.2%
Routine check-up in past year77.2% 0.5 pts above the national average of 76.7%
Cholesterol screening87.9% 2 pts above the national average of 85.9%
Cognitive disability14.8% same as the national average of 14.8%
Colorectal screening62.5% 1.8 pts below the national average of 64.3%
COPD8.5% 1.9 pts above the national average of 6.6%
Visited a dentist52.9% 8.4 pts below the national average of 61.3%
Any disability35.7% 5 pts above the national average of 30.7%
Hearing disability9.1% 2.4 pts above the national average of 6.7%
High cholesterol41.8% 5.6 pts above the national average of 36.2%
Independent living disability9% 0.6 pts above the national average of 8.4%
Mammography use71.6% 4.3 pts below the national average of 75.9%
Poor mental health (14+ days)16.1% 0.7 pts below the national average of 16.8%
Mobility disability18.4% 4.4 pts above the national average of 14%
Poor physical health (14+ days)15.9% 2.4 pts above the national average of 13.5%
Self-care disability4.9% 0.9 pts above the national average of 4%
Sleeps under 7 hours37.8% 1.4 pts above the national average of 36.4%
Stroke4.3% 0.9 pts above the national average of 3.4%
All natural teeth lost13% same as the national average of 13%
Vision disability6.5% 0.9 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments33
People employed94
Annual payroll$6,868,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 82.3% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 5 census tracts this ZIP code covers
Expected annual loss74.6 out of 100
Community resilience15.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave98.3Very High at its worst in this ZIP code
Drought95.4Relatively High at its worst in this ZIP code
Hurricane92Very High at its worst in this ZIP code
Wildfire87.2Relatively Moderate at its worst in this ZIP code
Hail84Relatively High at its worst in this ZIP code
Heat wave82.6Relatively High at its worst in this ZIP code
Coastal flooding81.1Relatively Low at its worst in this ZIP code
Tornado73.9Relatively High at its worst in this ZIP code
Ice storm69Very High at its worst in this ZIP code
Strong wind66.9Relatively High at its worst in this ZIP code
Landslide66Very Low at its worst in this ZIP code
River flooding63.5Relatively High at its worst in this ZIP code
Lightning59.6Relatively High at its worst in this ZIP code
Winter weather48.9Relatively Moderate at its worst in this ZIP code
Earthquake8.7Very Low at its worst in this ZIP code
Compared with Texas and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPTexasUnited States
Median household income$73,125$76,292$78,538
Income per person$39,824$39,446$43,289
Poverty rate19%13.8%12.4%
Median home value$228,300$260,400$303,400
Median gross rent$1,011$1,339$1,348
Homeownership83.6%62.6%65%
Bachelor's degree or higher38.3%33.1%35%
Unemployment rate1.8%5.1%5.2%
Works from home17.6%12.8%13.5%
Born outside the US4.6%17.2%13.9%
Median age4435.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationMATHIS 4 SSW, TX US1.4 km away
Rain in a year28 in

Average high and low by month

January65.6°F / 44.6°F1.49 in rain
February69.9°F / 48.4°F1.24 in rain
March75.4°F / 54.7°F2.25 in rain
April81.5°F / 60.3°F1.73 in rain
May87°F / 67.7°F3 in rain
June92.3°F / 72.6°F2.64 in rain
July94.3°F / 73.4°F2.57 in rain
August95.6°F / 73.7°F2.28 in rain
September90.2°F / 70.6°F3.83 in rain
October84°F / 62.4°F2.85 in rain
November74.7°F / 53.2°F1.85 in rain
December67.4°F / 46.6°F1.77 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket29% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

George West Independent School District62.2% of this ZIP code's land area
Orange Grove Independent School District30.1% of this ZIP code's land area
Banquete Independent School District7.7% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability58more vulnerable than 58% of US census tracts
Socioeconomic status40more vulnerable than 40% of US census tracts
Household characteristics76more vulnerable than 76% of US census tracts
Racial and ethnic minority status60more vulnerable than 60% of US census tracts
Housing type and transport55more vulnerable than 55% of US census tracts
Walkability5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

78368 Mathis, TX8.6 km away
78372 Orange Grove, TX14 km away
78391 Tynan, TX19.6 km away
78352 Edroy, TX19.9 km away
78350 Dinero, TX24.1 km away
78339 Banquete, TX25.6 km away
78389 Skidmore, TX25.9 km away
78330 Agua Dulce, TX27.3 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Live Oak County62.2% of this ZIP code's land area
Jim Wells County30.1% of this ZIP code's land area
Nueces County7.7% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area141.38 sq mi
Water area12.95 sq mi
Population density30 people per sq mi
Latitude, longitude28.0250, -97.8705

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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