DILLEY H S
School pathway
Test scores
STAAR 2025-26 . % Meets Grade Level or AboveWhat this means: On the STAAR, Texas's statewide test, about 28 of every 100 students at this school read at grade level and about 25 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are down about 2 points since 2020, while math scores are up about 8 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 24% of students here test proficient in math and reading, below the roughly 43% typical for Texas schools with a similar share of low-income students. BeatsExpectations compares each school with others at the same poverty level, not by raw scores, so a school lands here when its results trail those comparable schools, which is not the same as having low scores. A higher-scoring school can still fall in this tier if similar schools score higher still.
7-year change
SY 2017-18 vs SY 2024-25About DILLEY H S
DILLEY H S is a tiny high school in DILLEY, Texas, run under DILLEY ISD. The school caters to 258 students in grades 9 through 12. Compared to the state average of about 796 students per school, that is 68% smaller than typical.
DILLEY ISD comprises 3 schools with combined enrollment of 841 students; DILLEY H S is among them.
Demographically, DILLEY H S logs that nearly all students (94%) are Hispanic. Beyond that, the school reports 6% White. That is meaningfully more Hispanic than the county at large, where the share is closer to 78%.
On the income-and-resources front, DILLEY H S reports 27 full-time-equivalent teachers, putting the student-to-teacher ratio at about 9.6:1. Statewide, the average ratio sits near 15.1:1, putting DILLEY H S tighter than the state norm the norm. Around 72% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. By comparison, Frio County runs at roughly 82%, so the school's eligibility rate is somewhat below the surrounding baseline.
With demographic context factored in, On a poverty-adjusted basis, DILLEY H S sits in the bottom 10% statewide. Predicted proficiency from the FRL regression is roughly 42.7%; actual is 23.8%, a gap of -19.0 points.
In the surrounding community, Frio County reports that median household earnings sit near $66,010, roughly 12% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 16%. Across Frio County's 7 public schools (combined enrollment of about 2,792 students), DILLEY H S is one campus in the mix.
Nearest neighbor: MARY HARPER MIDDLE, around 0.0 miles off. 2 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), DILLEY H S ranks 7th on composite proficiency, below the local average of 29.1%.
DILLEY H S operates from a countryside location.
Looking at the recent track record. Over the past 7-year window, the student count edged down 14%: 300 students in 2018 compared to 258 in 2025. Hispanic enrollment moved from 89% to 94% across the same window. Class-load math has pulled in: from 11.7:1 in 2018 to 9.6:1 in 2025.
On the community side, recent activity here tends to focus on school events, parent volunteer needs, and clubs. Parents, students, alumni, and staff are welcome to weigh in.
Frio County at a glance
View full county profileQuick facts
Related schools
- DILLEY ELElementary · 402 students
- MARY HARPER MIDDLEMiddle · 181 students
- DILLEY ELElementary · 402 students
- MARY HARPER MIDDLEMiddle · 181 students
- MARY HARPER MIDDLE0.0 mi · 181
- DILLEY EL0.2 mi · 402
- PEARSALL J H16.1 mi · 434
- PEARSALL INT16.2 mi · 442
- TED FLORES EL16.2 mi · 503
- PEARSALL H S16.5 mi · 572