East Union High School is a secondary school located in northwestern Manteca, California. The school first opened in 1966 with a population of 514 students, 26 staff members and four counselors. As of 2005, East Union High School enrolls over 1,600 students annually.
Serving 1,524 students in grades 9-12, East Union High School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 14% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 48% (which is higher than the California state average of 47%).
The student-teacher ratio of 20:1 is lower than the California state level of 21:1.
Minority enrollment is 77% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,524 students
- Student-Teacher Ratio: 20:1
- Minority Enrollment: 77%
- Graduation Rate: 94% (Top 30% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 14% (Btm 50%)
- Reading Proficiency: 48% (Top 50%)
- Science Proficiency: 11% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
East Union High School's student population of 1,524 students has stayed relatively flat over five school years.
The teacher population of 78 teachers has grown by 5% over five school years.
Grades Offered
Grades 9-12
Total Students
1,524 students
Total Classroom Teachers
78 teachers
Year Founded
1966
School Calendar
School Rankings
East Union High School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of East Union High School is 0.52, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#5928 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
14%
34%
Reading/Language Arts Test Scores (% Proficient)
48%
47%
Science Test Scores (% Proficient)
11%
29%
Student-Teacher Ratio
20:1
21:1
American Indian
n/a
1%
Asian
7%
12%
Hispanic
65%
56%
Black
2%
5%
White
23%
20%
Hawaiian
n/a
n/a
Two or more races
3%
6%
All Ethnic Groups
Graduation Rate
94%
87%
Eligible for Free Lunch
58%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Lancer
Frequently Asked Questions
What is East Union High School's ranking?
East Union High School is ranked #5928 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are East Union High School often compared to?
East Union High Schoolis often viewed alongside schools like Sierra High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
14% of students have achieved math proficiency (compared to the 34% CA state average), while 48% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of East Union High School?
The graduation rate of East Union High School is 94%, which is higher than the California state average of 87%.
How many students attend East Union High School?
1,524 students attend East Union High School.
What is the racial composition of the student body?
65% of East Union High School students are Hispanic, 23% of students are White, 7% of students are Asian, 3% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of East Union High School?
East Union High School has a student ration of 20:1, which is lower than the California state average of 21:1.
What grades does East Union High School offer ?
East Union High School offers enrollment in grades 9-12
What school district is East Union High School part of?
East Union High School is part of Manteca Unified School District.
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