Postal Codes

78570 ZIP Code

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ZIP code 78570 covers Mercedes, Texas, with a population of about 33,596 and a median household income of $39,890.

Population
33,596447 per square mile
Median age
27.511.2 points below the US average
Median household income
$39,89048% below the Texas median
Poverty rate
34.5%22.1 points above the US average
Typical home value
$137,292up 35.3% in five years
Median rent
$68649% below the Texas median
Degree or higher
11.7%23.3 points below the US average
Homeownership
73.8%8.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
304

Where 78570 is

Mercedes, 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

Population33,596
Median age27.5
Family households78.9%
Born outside the US20.2%
Speaks a language other than English at home82%
White (non-Hispanic)4.2%
Black (non-Hispanic)0%
Asian (non-Hispanic)0.1%
Hispanic or Latino95.6%
Veterans2.4%
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$39,890
Income per person$16,142
Poverty rate34.5%
Households on SNAP or cash assistance38.3%

Household income distribution

Under $10k7.3%
$10–15k10.4%
$15–20k7.9%
$20–25k3.9%
$25–30k7.0%
$30–35k7.2%
$35–40k6.4%
$40–45k2.1%
$45–50k3.2%
$50–60k7.4%
$60–75k11.2%
$75–100k8.5%
$100–125k6.2%
$125–150k6.0%
$150–200k3.0%
$200k or more2.2%

Income as declared to the IRS

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

Tax returns filed13,460
Mean adjusted gross income$35,832
Returns declaring $200,000 or more0.6%
Returns, under $25k50.9%
Returns, $25k–$50k28.4%
Returns, $50k–$75k11.3%
Returns, $75k–$100k4.6%
Returns, $100k–$200k4.2%
Returns, $200k or more0.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$83,400
Median gross rent$686
Rent as a share of household income35.3%
Owner-occupied73.8%
Vacant homes16.1%
Median year built1992

What the homes are

Detached house69.1%
Attached house0.2%
2 to 4 units9.8%
5 to 19 units1.6%
20 or more units1.8%
Mobile home16.9%
Boat, RV or van0.7%
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$137,292as of 2026-07
Typical home value, 1 yearup 1.3%
Typical home value, 5 yearsup 35.3%
Typical home value, 10 yearsup 110.3%
Typical home value since 2000
200720162026$139,901$54,328

$56,076 in 2007 to $137,292 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate12.3%
Bachelor's degree or higher11.7%
High school diploma or higher60.8%
Works from home11.1%
Drives to work alone70.2%
Takes public transport0.5%
Commutes 45 minutes or more9.7%
Health

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

Obesity47.2% 13.8 pts above the national average of 33.4%
Diagnosed diabetes20.7% 8.7 pts above the national average of 12%
Currently smokes16.4% 3.2 pts above the national average of 13.2%
High blood pressure36.8% 2.7 pts above the national average of 34.1%
Fair or poor general health40.3% 20 pts above the national average of 20.3%
No health insurance (18–64)43.1% 31.8 pts above the national average of 11.3%
Depression21.2% 0.7 pts below the national average of 21.9%
No leisure-time physical activity43.5% 18.1 pts above the national average of 25.4%
Arthritis22.7% 2.4 pts below the national average of 25.1%
Binge drinking15.3% 0.7 pts below the national average of 16%
Taking blood pressure medication75.2% 0.5 pts above the national average of 74.7%
Cancer (non-skin)4.6% 3.1 pts below the national average of 7.7%
Current asthma9.2% 1.2 pts below the national average of 10.4%
Coronary heart disease8% 1.8 pts above the national average of 6.2%
Routine check-up in past year71.9% 4.8 pts below the national average of 76.7%
Cholesterol screening78.4% 7.5 pts below the national average of 85.9%
Cognitive disability22.8% 8 pts above the national average of 14.8%
Colorectal screening50.1% 14.2 pts below the national average of 64.3%
COPD7.7% 1.1 pts above the national average of 6.6%
Visited a dentist38.1% 23.2 pts below the national average of 61.3%
Any disability45% 14.3 pts above the national average of 30.7%
Hearing disability9.3% 2.6 pts above the national average of 6.7%
High cholesterol37.4% 1.2 pts above the national average of 36.2%
Independent living disability14.5% 6.1 pts above the national average of 8.4%
Mammography use67.8% 8.1 pts below the national average of 75.9%
Poor mental health (14+ days)19.7% 2.9 pts above the national average of 16.8%
Mobility disability23.9% 9.9 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 disability8.8% 4.8 pts above the national average of 4%
Sleeps under 7 hours40.9% 4.5 pts above the national average of 36.4%
Stroke4.5% 1.1 pts above the national average of 3.4%
All natural teeth lost19.9% 6.9 pts above the national average of 13%
Vision disability15% 9.4 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments304
People employed4,794
Annual payroll$203,058,000
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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 87.1% of US census tracts
FEMA ratingRelatively Low to Very High across the 11 census tracts this ZIP code covers
Expected annual loss70.9 out of 100
Community resilience0.4 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 wave99.2Very High at its worst in this ZIP code
Drought95.5Relatively High at its worst in this ZIP code
Hurricane95Very High at its worst in this ZIP code
Hail84.3Relatively High at its worst in this ZIP code
Heat wave83Relatively High at its worst in this ZIP code
Ice storm75.4Relatively Moderate at its worst in this ZIP code
Wildfire64.3Relatively Low at its worst in this ZIP code
Winter weather59.5Relatively Moderate at its worst in this ZIP code
Tornado50.8Relatively Moderate at its worst in this ZIP code
Lightning39.2Relatively Moderate at its worst in this ZIP code
River flooding38.6Relatively High at its worst in this ZIP code
Landslide37.2Very Low at its worst in this ZIP code
Strong wind34.9Relatively Low at its worst in this ZIP code
Earthquake18.6Very 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$39,890$76,292$78,538
Income per person$16,142$39,446$43,289
Poverty rate34.5%13.8%12.4%
Median home value$83,400$260,400$303,400
Median gross rent$686$1,339$1,348
Homeownership73.8%62.6%65%
Bachelor's degree or higher11.7%33.1%35%
Unemployment rate12.3%5.1%5.2%
Works from home11.1%12.8%13.5%
Born outside the US20.2%17.2%13.9%
Median age27.535.538.7
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 stationWESLACO, TX US6 km away
Rain in a year26 in

Average high and low by month

January71.3°F / 50°F1.02 in rain
February75.4°F / 53.5°F0.95 in rain
March80.7°F / 60.1°F1.45 in rain
April86.3°F / 65.1°F1.46 in rain
May90.3°F / 71.5°F2.61 in rain
June94.6°F / 75.5°F2.79 in rain
July95.7°F / 76.5°F2.24 in rain
August97.3°F / 76.4°F1.87 in rain
September92°F / 72.8°F5.64 in rain
October87.2°F / 66°F2.84 in rain
November79.9°F / 58.4°F1.61 in rain
December72°F / 51.6°F1.25 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 supermarket39% of this ZIP code's area
Far from a supermarket39% of this ZIP code's area
No vehicle and far from a supermarket61% 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 5 school districts, so the address decides which one, not the ZIP code.

Mercedes Independent School District59.7% of this ZIP code's land area
Weslaco Independent School District17.6% of this ZIP code's land area
Edcouch-Elsa Independent School District11.4% of this ZIP code's land area
La Villa Independent School District7% of this ZIP code's land area
Progreso Independent School District4.3% 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 vulnerability86more vulnerable than 86% of US census tracts
Socioeconomic status87more vulnerable than 87% of US census tracts
Household characteristics83more vulnerable than 83% of US census tracts
Racial and ethnic minority status97more vulnerable than 97% of US census tracts
Housing type and transport55more vulnerable than 55% of US census tracts
Walkability5.2 out of 20Least walkable
Nearby ZIP codes

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

78599 Weslaco, TX7.3 km away
78596 Weslaco, TX7.3 km away
78579 Progreso, TX7.4 km away
78559 La Feria, TX9.4 km away
78592 Santa Maria, TX10.6 km away
78537 Donna, TX13.5 km away
78593 Santa Rosa, TX14.8 km away
78562 La Villa, TX16.5 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.

Hidalgo County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area75.2 sq mi
Water area1.09 sq mi
Population density447 people per sq mi
Latitude, longitude26.1513, -97.9185

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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