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Texas›Starr County

El CastilloTX

Some 566 people live in this town, in Texas.

Is El Castillo a good place to live?

62% of residents live below the poverty line in El Castillo, above both Texas’ towns (12%) and U.S. towns (9.6%). No town among the 643 in Texas we compare has a lower median age than El Castillo. El Castillo has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

566 people, and everyone knows the way

In a town this size, neighbors are the best guide. Ask them anything.

Nearby towns

The data

Ordered by what stands out in El Castillo.

Work & commute

El Castillo sends most of its workers out of town

0%work in town

The top destinations are Rio Grande City (21%), Mission (8%) and La Joya (5%).

Where working residents work

In El Castillo0%
Rio Grande City21%
Mission8%
La Joya5%
Palmview4%
21 mi
median commute distance
0
jobs based in El Castillo
A commuter town
jobs vs. working residents

Census LEHD 2023 · ACS

Climate

Compared with most of Texas and the rest of the country, a typical July afternoon in El Castillo is hotter

99°summer high

The seasons in El Castillo: warm winters, hot summers, with very little rain. July afternoons reach 99°, January nights drop to 49° and snow is almost unheard of.

Typical low → high °F

Winter51–73°
Spring65–88°
Summer76–99°
Fall65–87°
Dec 17
typical first frost
Jan 31
typical last frost
+1.3°
vs. the 20th-century average
99°
typical summer high

NOAA U.S. Climate Normals, 1991–2020

Health

More of El Castillo’s adults get no exercise outside work than in the typical Texas or U.S. town

21% of adults have diabetes in El Castillo. This Texas town beats the Texas average on 2 of 31 CDC measures and trails it on 16. Among 642 Texas towns, just 10 have a higher share of adults who worry about having enough food than El Castillo.

El CastilloTexas townsU.S. towns
Fair or poor health (CDC PLACES)40%24%19%
Diabetes (CDC PLACES)21%13%12%
Frequent physical distress (CDC PLACES)20%15%14%
Get no exercise (CDC PLACES)48%30%25%
31 measures vs. Texas
2 better13 too close to call16 worse
What stands outEl CastilloTX
Fewer adults who have had cancer4.3%6.1%
Fewer binge drinkers13.5%17%
More adults facing food insecurity46.7%19.3%
Starr County Memorial Hospital
14 mi away · emergency room
3 of 3
care shortages: primary care, dental, mental health

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

Natural hazards

Top of a moderate hazard risk in El Castillo: cold waves

57risk score of 100

FEMA puts just over three fifths of El Castillo’s expected hazard losses down to cold waves, and 24% to inland flooding. Expected damage from storms and floods is higher here than in 57% of U.S. communities.

FEMA risk score
57Moderate riskLowerHigher
Cold wavesInland flooding

FEMA National Risk Index · OpenFEMA

Keep exploring

Everything we know about El Castillo

13pages on El Castillo
Getting set up

Moving to El Castillo: who provides what

El Castillo is unincorporated, so Starr County and regional agencies provide most services.

PowerMagic Valley Electric Coop10.5¢/kWh · EIA 2025HIFLD · EIA
WaterCity of La Grulla water system12 health-based violations in 5 years · EPAEPA
Internet5 providers100% of addresses get 100/20 MbpsFCC
Trash & county servicesStarr CountyStarr County provides services here
SchoolsRio Grande City Grulla Independent School DistrictWhich school depends on your addressNCES
Register to voteIn personTexas has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before).vote.gov
Who runs elections hereStarr County Early Voting ClerkStarr County; contacts on the Handbook page.FVAP, May 2022
ZIP code7858278582 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.

A commuter town

100% of working residents leave El Castillo for work

Where El Castillo’s working residents go each day. Line width shows the share.

21% → Rio Grande City Rio Grande City 21% 8% → Mission Mission 8% 5% → La Joya La Joya 5% 4% → Palmview Palmview 4% 4% → Pharr Pharr 4% 4% → Corpus Christi Corpus Christi 4% El Castillo · 0% stay
0jobs based in El Castillo
0%of working residents work in town
21 mimedian commute distance

Census LEHD 2023

After high school

Colleges nearby

None within 15 miles of El Castillo; the nearest are

About El Castillo

Place in Texas, United States

El Castillo (in Spanish: Castle) is a census-designated place located in Starr County, Texas, United States. It is a new CDP, formed from part of the old La Victoria CDP for the 2010 census. As of the 2020 census, El Castillo had a population of 219.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Questions about El Castillo

Short answers, built from the data on this page.

Is El Castillo, TX a good place to live?

El Castillo has fewer than 1,000 residents, too few for fair grades; the figures below are still real. Some 566 people live in this town, in Texas.

El Castillo is in here

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