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El Castillo, TX
Census-designated place in Starr County, Texas.
Population
566
Land area
0sq mi
People per sq mi
20,348
ZIP codes
0
El Castillo and its ZIP codes
Local data for El Castillo, TX
Counts from official public data
Housing and community stats
El Castillo, TX, American Community Survey 2020-2024
Poverty rate
61.8%
Homeownership
100.0%
Bachelor's or higher
0.0%
Median age
18.1
Largest reported origins and ancestries: Mexican Americans (566).
Economy and federal money
Jobs, pay, income and spending are for Starr County. PPP loans are for El Castillo.
Unemployment rate
8.3%
Sep 2026, -1.5 pts in a year
Average annual pay
$41,877
15,052 jobs, 2025
Income per person
$34,180
BEA, 2024
Federal spending
$2.7B
FY 2026, $41,170 per person
How people get to work
El Castillo, TX, workers 16 and older. American Community Survey 5-year estimates
- Drove alone71.3%
- Carpooled0.0%
- Public transit0.0%
- Walked28.7%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.0%
- Worked from home0.0%
Environment and hazard risk
El Castillo, TX, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: cold wave
Storm events since 1996
549
Countywide, mostly drought
Flood insurance policies
152
0.9% of homes, county
July high / Jan low
99° / 45°F
22.5 inches of rain a year
Health statistics
Share of adults in El Castillo, TX, CDC PLACES estimates
Obesity
46.1%
U.S. 33.3% +12.8 pts
Diabetes
20.5%
U.S. 12.1% +8.4 pts
Smoking
16.2%
U.S. 12.8% +3.4 pts
Uninsured (18-64)
44.7%
U.S. 11.1% +33.6 pts
Cities near El Castillo
| Name | Distance | Land area (sq mi) |
|---|---|---|
| El SocioCensus-designated place | 0.4 mi | 0 |
| GutierrezCensus-designated place | 0.5 mi | 0.1 |
| Olmito and OlmitoCensus-designated place | 0.5 mi | 0 |
| ZarateCensus-designated place | 1 mi | 0 |
| La VictoriaCensus-designated place | 1 mi | 0.3 |
| Alto Bonito HeightsCensus-designated place | 1.3 mi | 0.1 |
| MikesCensus-designated place | 1.4 mi | 0.1 |
| Valle VistaCensus-designated place | 1.6 mi | 0.1 |
| Eugenio SaenzCensus-designated place | 1.7 mi | 0 |
| E. LopezCensus-designated place | 1.8 mi | 0 |
| La Paloma RanchettesCensus-designated place | 1.8 mi | 0.5 |
| VillarrealCensus-designated place | 1.9 mi | 0.1 |
| RiverenoCensus-designated place | 2.1 mi | 0 |
| West Alto BonitoCensus-designated place | 2.1 mi | 0.1 |
| Pablo PenaCensus-designated place | 2.1 mi | 0 |
| East Alto BonitoCensus-designated place | 2.2 mi | 0.1 |
Frequently asked questions
- What county is El Castillo, TX in?
- El Castillo is in Starr County, Texas.
- What is the population of El Castillo, TX?
- About 566 people live in El Castillo, based on American Community Survey 5-year estimates.
- What cities are near El Castillo?
- Nearby places include El Socio (0.4 mi), Gutierrez (0.5 mi), Olmito and Olmito (0.5 mi), Zarate (1 mi), La Victoria (1 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023