San Isidro High School
Public high school in San Isidro, Texas · San Isidro ISD · Grades 9–12
San Isidro High School serves 62 students in grades 9–12 in San Isidro (Starr County). It is one of 2 schools in San Isidro ISD. By enrollment it is the 1712th largest of 1,920 public high schools in Texas (median 457 students). With 8.8 students per full-time teacher, it has fewer students per teacher than the typical Texas high school (14).
Source: NCES CCD 2024-25. Rank and medians compare all 1,920 Texas high schools with enrollment listed on this site.
Source: NCES CCD 2024-25. Students per teacher = students ÷ 7.05 full-time-equivalent teachers.
School facts
| School type | Regular School |
| Level | High |
| Grades | 9–12 |
| District | San Isidro ISD |
| County | Starr County |
| Area type | Rural, distant |
| School meals | Free meals for every student (Community Eligibility Provision) |
| NCES school ID | 483891004447 |
Source: NCES CCD 2024-25 directory and school characteristics; area type from NCES EDGE locale codes.
Compared with the district and Texas
| This school | San Isidro ISD | Texas high schools (median) | |
|---|---|---|---|
| Students | 62 | 153 | 457 |
| Students per teacher | 8.8 | 8.7 | 14 |
| Free or reduced-price lunch eligible | 100% | 98% | 63.8% |
Source: NCES CCD 2024-25. District figures add up its schools. 15% of Texas high schools have fewer students per teacher than this school (share of schools with a lower ratio). State test results aren't published here yet.
San Isidro High School in context
Size
San Isidro High School is the only high school in San Isidro ISD. Its 62 students are 40.5% of the district's 153. The 8 nearest high schools are a median 30.3 miles away and have a median of 701 students, so San Isidro High School is smaller than most of them.
Source: NCES CCD 2024-25 enrollment and school type. Share of district students = this school's students ÷ the district's students. Nearest schools by straight-line distance between NCES EDGE locations.
Grades
Its largest grade is grade 12 with 20 students, and its smallest is grade 11 with 13, against an average of 16 per grade. This year grade 12 has 43% more students than grade 9 (20 against 14). Each grade is a different group of students, so the gap is not a dropout or growth rate.
Source: NCES CCD 2024-25 membership by grade.
Students
Hispanic students are the largest group, at 96.8% of enrollment, about the same share as across San Isidro ISD (97.4%).
100% of students qualify for free or reduced-price lunch, against 98% across San Isidro ISD and a median of 63.8% for Texas high schools. Under the Community Eligibility Provision, every student can eat breakfast and lunch at no charge, and families fill out no meal application.
Source: NCES CCD 2024-25 membership and school lunch program data. District shares weight each school by its enrollment.
Teachers
San Isidro High School has 7.05 full-time-equivalent teachers, or 8.8 students per teacher. At the median Texas high school ratio of 14, a school with 62 students would have about 4.4 teachers, so San Isidro High School has 2.6 more.
Source: NCES CCD 2024-25. Expected teachers = this school's students ÷ the median students per teacher of Texas high schools (14).
Location
NCES classifies its location as rural, distant, which means it is in rural territory 5 to 25 miles from an urbanized area, or 2.5 to 10 miles from a town. The nearest other high school is Juarez-Lincoln High School, 27.2 miles away in La Joya ISD. No other high school is within 10 miles.
Source: NCES EDGE school locations and locale codes, 2024-25. Distances are straight lines.
Students by race and ethnicity
| Hispanic | 96.8% |
| White | 3.2% |
51.6% of students are girls and 48.4% are boys.
Source: NCES CCD 2024-25 membership.
Students by grade
| Grade 9 | 14 |
| Grade 10 | 15 |
| Grade 11 | 13 |
| Grade 12 | 20 |
Source: NCES CCD 2024-25 membership.
Location and contact
5175 Fm 1017, San Isidro, TX 78588
Phone: (956)481-3110
Locations: NCES EDGE. Map data © OpenStreetMap contributors.
Red: San Isidro High School. Blue: the nearest high schools.
Nearby high schools
| School | District | Distance | Students | Per teacher | Free/reduced lunch |
|---|---|---|---|---|---|
| Juarez-Lincoln High School | La Joya ISD | 27.2 mi | 1,952 | 13.7 | 98% |
| IDEA Tres Lagos College Preparatory | IDEA Public Schools | 28.6 mi | 685 | 16.4 | 80.6% |
| Rio Grande City High School | Rio Grande City Grulla ISD | 28.7 mi | 1,670 | 13.6 | 96.2% |
| IDEA Quest College Preparatory | IDEA Public Schools | 29.9 mi | 667 | 15.5 | 80.2% |
| Grulla High School | Rio Grande City Grulla ISD | 30.7 mi | 716 | 13.3 | 96.8% |
| Mission Collegiate High School | Mission CISD | 30.8 mi | 399 | 12.3 | 91.7% |
| Sharyland Pioneer High School | Sharyland ISD | 30.9 mi | 1,511 | 16.5 | 63.1% |
| Thelma Rosa Salinas STEM Early College High School | La Joya ISD | 32.0 mi | 471 | 14.9 | 93.8% |
Source: NCES CCD 2024-25. Distance in a straight line between NCES EDGE locations.
Other schools in San Isidro ISD
| School | Level | Grades | Students |
|---|---|---|---|
| San Isidro Elementary School | Elementary | Pre-K–8 | 91 |