Postal Codes

78575 ZIP Code

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ZIP code 78575 covers Olmito, Texas, with a population of about 4,728 and a median household income of $74,273.

Population
4,728568 per square mile
Median age
40.51.8 points above the US average
Median household income
$74,273about the Texas median
Poverty rate
18.6%6.2 points above the US average
Typical home value
$292,226up 31.8% in five years
Median rent
$1,13815% below the Texas median
Degree or higher
46.7%11.7 points above the US average
Homeownership
66.4%1.4 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
85

Where 78575 is

Olmito, 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

Population4,728
Median age40.5
Family households73.2%
Born outside the US27.9%
Speaks a language other than English at home72.7%
White (non-Hispanic)18.6%
Black (non-Hispanic)0%
Asian (non-Hispanic)2.5%
Hispanic or Latino78.1%
Veterans5.8%
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$74,273
Income per person$35,963
Poverty rate18.6%
Households on SNAP or cash assistance17.8%

Household income distribution

Under $10k6.9%
$10–15k3.7%
$15–20k2.9%
$20–25k5.2%
$25–30k0.9%
$30–35k1.8%
$35–40k7.4%
$40–45k5.2%
$45–50k2.0%
$50–60k1.8%
$60–75k12.9%
$75–100k14.9%
$100–125k9.4%
$125–150k7.1%
$150–200k10.1%
$200k or more7.8%

Income as declared to the IRS

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

Tax returns filed2,600
Mean adjusted gross income$87,153
Returns declaring $200,000 or more8.1%
Returns, under $25k33.8%
Returns, $25k–$50k23.8%
Returns, $50k–$75k13.8%
Returns, $75k–$100k7.3%
Returns, $100k–$200k13.1%
Returns, $200k or more8.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$220,400
Median gross rent$1,138
Rent as a share of household income19.3%
Owner-occupied66.4%
Vacant homes11%
Median year built1985

What the homes are

Detached house71.9%
Attached house4%
2 to 4 units4.5%
5 to 19 units7.3%
20 or more units9.6%
Mobile home2.6%
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$292,226as of 2026-07
Typical home value, 1 yearup 4.8%
Typical home value, 5 yearsup 31.8%
Typical home value, 10 yearsup 61.6%
Typical home value since 2000
200120132026$292,226$121,714

$121,714 in 2001 to $292,226 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.1%
Bachelor's degree or higher46.7%
High school diploma or higher83.2%
Works from home9.8%
Drives to work alone75.4%
Takes public transport0.8%
Commutes 45 minutes or more10.6%
Health

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

Obesity35.7% 2.3 pts above the national average of 33.4%
Diagnosed diabetes15.1% 3.1 pts above the national average of 12%
Currently smokes8.6% 4.6 pts below the national average of 13.2%
High blood pressure31.9% 2.2 pts below the national average of 34.1%
Fair or poor general health21.2% 0.9 pts above the national average of 20.3%
No health insurance (18–64)23.6% 12.3 pts above the national average of 11.3%
Depression17.2% 4.7 pts below the national average of 21.9%
No leisure-time physical activity27% 1.6 pts above the national average of 25.4%
Arthritis19.3% 5.8 pts below the national average of 25.1%
Binge drinking16.1% same as the national average of 16%
Taking blood pressure medication77.6% 2.9 pts above the national average of 74.7%
Cancer (non-skin)5.9% 1.8 pts below the national average of 7.7%
Current asthma8.1% 2.3 pts below the national average of 10.4%
Coronary heart disease5.8% same as the national average of 6.2%
Routine check-up in past year74.6% 2.1 pts below the national average of 76.7%
Cholesterol screening88.2% 2.3 pts above the national average of 85.9%
Cognitive disability12.5% 2.3 pts below the national average of 14.8%
Colorectal screening59.9% 4.4 pts below the national average of 64.3%
COPD4.3% 2.3 pts below the national average of 6.6%
Visited a dentist63.3% 2 pts above the national average of 61.3%
Any disability27.8% 2.9 pts below the national average of 30.7%
Hearing disability6.6% same as the national average of 6.7%
High cholesterol36.7% 0.5 pts above the national average of 36.2%
Independent living disability7.1% 1.3 pts below the national average of 8.4%
Mammography use78.9% 3 pts above the national average of 75.9%
Poor mental health (14+ days)13.2% 3.6 pts below the national average of 16.8%
Mobility disability13.6% same as the national average of 14%
Poor physical health (14+ days)12.4% 1.1 pts below the national average of 13.5%
Self-care disability4% same as the national average of 4%
Sleeps under 7 hours35.5% 0.9 pts below the national average of 36.4%
Stroke3% same as the national average of 3.4%
All natural teeth lost10.5% 2.5 pts below the national average of 13%
Vision disability6.8% 1.2 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments85
People employed850
Annual payroll$24,476,000
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 76.8% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss63.1 out of 100
Community resilience2.6 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.

Hurricane95.5Relatively High at its worst in this ZIP code
Cold wave94.1Very High at its worst in this ZIP code
Drought87.8Relatively Low at its worst in this ZIP code
Wildfire79.2Relatively Low at its worst in this ZIP code
Hail76.4Relatively Moderate at its worst in this ZIP code
Ice storm76.1Relatively Moderate at its worst in this ZIP code
Heat wave73.5Relatively Moderate at its worst in this ZIP code
River flooding50.8Relatively Moderate at its worst in this ZIP code
Winter weather48.7Relatively Moderate at its worst in this ZIP code
Landslide46.2Very Low at its worst in this ZIP code
Strong wind46.1Relatively Low at its worst in this ZIP code
Tornado42.5Relatively Low at its worst in this ZIP code
Coastal flooding35.4Very Low at its worst in this ZIP code
Lightning33.6Relatively Low at its worst in this ZIP code
Earthquake9.4Very 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$74,273$76,292$78,538
Income per person$35,963$39,446$43,289
Poverty rate18.6%13.8%12.4%
Median home value$220,400$260,400$303,400
Median gross rent$1,138$1,339$1,348
Homeownership66.4%62.6%65%
Bachelor's degree or higher46.7%33.1%35%
Unemployment rate4.1%5.1%5.2%
Works from home9.8%12.8%13.5%
Born outside the US27.9%17.2%13.9%
Median age40.535.538.7
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 stationWFO BROWNSVILLE, TX US18.6 km away

Average high and low by month

January70.4°F / 50.5°F
February74.6°F / 55.1°F
March78.2°F / 60.5°F
April84.6°F / 66.8°F
May87.2°F / 72.9°F
June91.7°F / 75.7°F
July91.9°F / 76.4°F
August94.3°F / 77°F
September89.7°F / 73.2°F
October85.3°F / 67.3°F
November77.6°F / 58.7°F
December71.8°F / 52.6°F
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 supermarket17% of this ZIP code's area
Far from a supermarket72% of this ZIP code's area
No vehicle and far from a supermarket28% 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 2 school districts, so the address decides which one, not the ZIP code.

Los Fresnos Consolidated Independent School District64.3% of this ZIP code's land area
Brownsville Independent School District35.7% 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 vulnerability71more vulnerable than 71% of US census tracts
Socioeconomic status66more vulnerable than 66% of US census tracts
Household characteristics78more vulnerable than 78% of US census tracts
Racial and ethnic minority status88more vulnerable than 88% of US census tracts
Housing type and transport48more vulnerable than 48% of US census tracts
Walkability5.7 out of 20Least walkable
Nearby ZIP codes

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

78523 Brownsville, TX6.7 km away
78526 Brownsville, TX10.7 km away
78520 Brownsville, TX11.7 km away
78586 San Benito, TX14.5 km away
78521 Brownsville, TX15.4 km away
78522 Brownsville, TX15.7 km away
78566 Los Fresnos, TX16.5 km away
78568 Lozano, TX17.3 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.

Cameron County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area8.33 sq mi
Water area0.62 sq mi
Population density568 people per sq mi
Latitude, longitude26.0353, -97.5496

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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