The International School of the Americas is a magnet school for grades 9–12 in the North East Independent School District in San Antonio, Texas in Bexar County. It is located on the Lee High School campus at 1400 Jackson-Keller Road. Admission is by lottery.
Serving 493 students in grades 9-12, International School Of America ranks in the top 5% of all schools in Texas for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 70-74% (which is higher than the Texas state average of 44%). The percentage of students achieving proficiency in reading/language arts is 90-94% (which is higher than the Texas state average of 51%).
The student-teacher ratio of 21:1 is higher than the Texas state level of 14:1.
Minority enrollment is 65% of the student body (majority Hispanic), which is lower than the Texas state average of 76% (majority Hispanic).
Quick Facts (2026)
- School Type: Magnet School
- Grades: 9-12
- Enrollment: 493 students
- Student-Teacher Ratio: 21:1
- Minority Enrollment: 65%
- Graduation Rate: ≥95% (Top 20% in TX)
- Overall Testing Rank: Top 5%
- Math Proficiency: 70-74% (Top 10%)
- Reading Proficiency: 90-94% (Top 1%)
- Science Proficiency: 85-89% (Top 1%)
- Source: National Center for Education Statistics (NCES), TX Dept. of Education
Top Rankings
International School Of America ranks among the top 20% of public schools in Texas for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
Student Attention
School Overview
International School Of America's student population of 493 students has stayed relatively flat over five school years.
The teacher population of 23 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
493 students
Total Classroom Teachers
23 teachers
Year Founded
1994
Colors
Blue, Green, Royal blue
School Rankings
International School Of America ranks within the top 5% of all 8,096 schools in Texas (based off of combined math and reading proficiency testing data).
The diversity score of International School Of America is 0.57, which is less than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#218 out of 8096 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
70-74%
44%
Reading/Language Arts Test Scores (% Proficient)
90-94%
51%
Science Test Scores (% Proficient)
85-89%
46%
Student-Teacher Ratio
21:1
14:1
American Indian
n/a
n/a
Asian
2%
6%
Hispanic
56%
54%
Black
3%
13%
White
35%
24%
Hawaiian
n/a
n/a
Two or more races
4%
3%
All Ethnic Groups
Graduation Rate
≥95%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
22%
56%
Eligible for Reduced Lunch (22-23)
1%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), TX Dept. of Education
School Notes
- School Mascot: Globie
Frequently Asked Questions
What is International School Of America's ranking?
International School Of America is ranked #218 out of 8,096 schools, which ranks it among the top 5% of public schools in Texas.
What schools are International School Of America often compared to?
International School Of Americais often viewed alongside schools like Health Careers High School, Legacy Of Educational Excellence High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
70-74% of students have achieved math proficiency (compared to the 44% TX state average), while 90-94% of students have achieved reading proficiency (compared to the 51% TX state average).
What is the graduation rate of International School Of America?
The graduation rate of International School Of America is 95%, which is higher than the Texas state average of 90%.
How many students attend International School Of America?
493 students attend International School Of America.
What is the racial composition of the student body?
56% of International School Of America students are Hispanic, 35% of students are White, 4% of students are Two or more races, 3% of students are Black, and 2% of students are Asian.
What is the student-teacher ratio of International School Of America?
International School Of America has a student ration of 21:1, which is higher than the Texas state average of 14:1.
What grades does International School Of America offer ?
International School Of America offers enrollment in grades 9-12
What school district is International School Of America part of?
International School Of America is part of North East Independent School District.
In what neighborhood is International School Of America located?
International School Of America is located in the Greater Dellview neighborhood of San Antonio, TX. There are 8 other public schools located in Greater Dellview.
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