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San Isidro Independent School District
San Isidro High School

San Isidro Independent School District

San Isidro High School

San Isidro, Texas

75 students

High School, Grades 9–12

(956)481-3110School Website

75

Students

10.3:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg ACT Score

20

B-

out of 36
Average
Student-Teacher Ratio

10:1

A

students per teacher
Excellent
This Week at San Isidro – April 8, 2026

16 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

Start practicing →
English

0

students

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Science

0

students

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Explore practice resources for San Isidro students
Academic Grades

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9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at San Isidro High School

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

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School Details
Address

5175 Fm 1017, San Isidro, TX 78588

Phone

(956)481-3110

Website

Visit Website

District

San Isidro Independent School District

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Other Schools in District
San Isidro Elementary
San Isidro High School