Postal Codes

78582 ZIP Code

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ZIP code 78582 covers Rio Grande City, Texas, with a population of about 44,883 and a median household income of $41,452.

Population
44,88379 per square mile
Median age
28.610.1 points below the US average
Median household income
$41,45246% below the Texas median
Poverty rate
32.4%20 points above the US average
Typical home value
$148,726down 19.3% in five years
Median rent
$73845% below the Texas median
Degree or higher
13.1%21.9 points below the US average
Homeownership
74%9 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
408

Where 78582 is

Rio Grande City, 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

Population44,883
Median age28.6
Family households82.3%
Born outside the US25.8%
Speaks a language other than English at home92%
White (non-Hispanic)2.1%
Black (non-Hispanic)0.1%
Asian (non-Hispanic)0%
Hispanic or Latino97.3%
Veterans1.8%
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$41,452
Income per person$18,089
Poverty rate32.4%
Households on SNAP or cash assistance38.2%

Household income distribution

Under $10k10.8%
$10–15k10.0%
$15–20k6.7%
$20–25k5.6%
$25–30k6.0%
$30–35k4.2%
$35–40k4.4%
$40–45k6.7%
$45–50k4.9%
$50–60k6.6%
$60–75k5.1%
$75–100k9.3%
$100–125k7.2%
$125–150k6.6%
$150–200k2.5%
$200k or more3.2%

Income as declared to the IRS

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

Tax returns filed17,370
Mean adjusted gross income$39,348
Returns declaring $200,000 or more0.7%
Returns, under $25k48.8%
Returns, $25k–$50k26.9%
Returns, $50k–$75k11.7%
Returns, $75k–$100k6.2%
Returns, $100k–$200k5.7%
Returns, $200k or more0.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$102,000
Median gross rent$738
Rent as a share of household income33%
Owner-occupied74%
Vacant homes16%
Median year built1995

What the homes are

Detached house79%
Attached house1.5%
2 to 4 units4%
5 to 19 units3.4%
20 or more units0.6%
Mobile home11.3%
Boat, RV or van0.1%
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$148,726as of 2026-07
Typical home value, 1 yearup 2.3%
Typical home value, 5 yearsdown 19.3%
Typical home value, 10 yearsup 1.1%
Typical home value since 2000
200920172026$184,388$122,202

$125,807 in 2009 to $148,726 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate10.4%
Bachelor's degree or higher13.1%
High school diploma or higher60.9%
Works from home6.7%
Drives to work alone74.2%
Takes public transport0%
Commutes 45 minutes or more11.6%
Health

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

Obesity44.6% 11.2 pts above the national average of 33.4%
Diagnosed diabetes19.8% 7.8 pts above the national average of 12%
Currently smokes16.6% 3.4 pts above the national average of 13.2%
High blood pressure36.1% 2 pts above the national average of 34.1%
Fair or poor general health39.4% 19.1 pts above the national average of 20.3%
No health insurance (18–64)42.6% 31.3 pts above the national average of 11.3%
Depression20.9% 1 pts below the national average of 21.9%
No leisure-time physical activity46.3% 20.9 pts above the national average of 25.4%
Arthritis22.1% 3 pts below the national average of 25.1%
Binge drinking14.5% 1.5 pts below the national average of 16%
Taking blood pressure medication72.8% 1.9 pts below the national average of 74.7%
Cancer (non-skin)4% 3.7 pts below the national average of 7.7%
Current asthma9.3% 1.1 pts below the national average of 10.4%
Coronary heart disease7.4% 1.2 pts above the national average of 6.2%
Routine check-up in past year70.5% 6.2 pts below the national average of 76.7%
Cholesterol screening78.4% 7.5 pts below the national average of 85.9%
Cognitive disability22.6% 7.8 pts above the national average of 14.8%
Colorectal screening45.5% 18.8 pts below the national average of 64.3%
COPD6.9% same as the national average of 6.6%
Visited a dentist37.7% 23.6 pts below the national average of 61.3%
Any disability44.4% 13.7 pts above the national average of 30.7%
Hearing disability8.5% 1.8 pts above the national average of 6.7%
High cholesterol37.1% 0.9 pts above the national average of 36.2%
Independent living disability13.4% 5 pts above the national average of 8.4%
Mammography use67.6% 8.3 pts below the national average of 75.9%
Poor mental health (14+ days)19.2% 2.4 pts above the national average of 16.8%
Mobility disability22.9% 8.9 pts above the national average of 14%
Poor physical health (14+ days)19.6% 6.1 pts above the national average of 13.5%
Self-care disability8.2% 4.2 pts above the national average of 4%
Sleeps under 7 hours41.1% 4.7 pts above the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost22.4% 9.4 pts above the national average of 13%
Vision disability14.2% 8.6 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments408
People employed6,891
Annual payroll$175,281,000
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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 67.8% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 14 census tracts this ZIP code covers
Expected annual loss51 out of 100
Community resilience0.1 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 wave98Very High at its worst in this ZIP code
Drought93.3Relatively Moderate at its worst in this ZIP code
Wildfire93.3Relatively Moderate at its worst in this ZIP code
Hurricane79.1Relatively Moderate at its worst in this ZIP code
Hail72.9Relatively Moderate at its worst in this ZIP code
Ice storm58.3Relatively Moderate at its worst in this ZIP code
Landslide58.1Relatively Low at its worst in this ZIP code
Heat wave54.3Relatively High at its worst in this ZIP code
River flooding44.6Very High at its worst in this ZIP code
Winter weather39.8Relatively Moderate at its worst in this ZIP code
Tornado38.8Relatively Low at its worst in this ZIP code
Strong wind26.8Relatively Low at its worst in this ZIP code
Lightning19Relatively Low at its worst in this ZIP code
Earthquake10.8Very 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$41,452$76,292$78,538
Income per person$18,089$39,446$43,289
Poverty rate32.4%13.8%12.4%
Median home value$102,000$260,400$303,400
Median gross rent$738$1,339$1,348
Homeownership74%62.6%65%
Bachelor's degree or higher13.1%33.1%35%
Unemployment rate10.4%5.1%5.2%
Works from home6.7%12.8%13.5%
Born outside the US25.8%17.2%13.9%
Median age28.635.538.7
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 stationRIO GRANDE CITY, TX US1.9 km away
Rain in a year22 in
Snow in a year0 in

Average high and low by month

January70.7°F / 45.2°F0.78 in rain
February76.3°F / 49.8°F0.95 in rain
March82°F / 56.3°F1.25 in rain
April88.6°F / 62.7°F1.02 in rain
May93.8°F / 69.9°F2.85 in rain
June98.1°F / 74.4°F2.76 in rain
July99°F / 75.1°F2.04 in rain
August99.4°F / 75.1°F1.34 in rain
September93.9°F / 71°F5.12 in rain
October88.4°F / 63.4°F2.46 in rain
November78.7°F / 54.3°F1.1 in rain
December71.9°F / 46.6°F0.8 in rain, 0.1 in snow
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 supermarket53% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
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.

Rio Grande City Grulla Independent School District60.4% of this ZIP code's land area
Roma Independent School District35.9% of this ZIP code's land area
San Isidro Independent School District3.6% 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 vulnerability85more vulnerable than 85% of US census tracts
Socioeconomic status82more vulnerable than 82% of US census tracts
Household characteristics87more vulnerable than 87% of US census tracts
Racial and ethnic minority status98more vulnerable than 98% of US census tracts
Housing type and transport56more vulnerable than 56% of US census tracts
Walkability3.2 out of 20Least walkable
Nearby ZIP codes

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

78547 Garciasville, TX13.7 km away
78584 Roma, TX19.4 km away
78548 Grulla, TX19.9 km away
78595 Sullivan City, TX28.2 km away
78565 Los Ebanos, TX29.9 km away
78585 Salineno, TX33 km away
78591 Santa Elena, TX36.1 km away
78545 Falcon Heights, TX37.2 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.

Starr County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area565.25 sq mi
Water area1.56 sq mi
Population density79 people per sq mi
Latitude, longitude26.3942, -98.8104

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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