Serving 2,503 students in grades 9-12, Portola High School ranks in the top 5% of all schools in California for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 67% (which is higher than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 85% (which is higher than the California state average of 47%).
The student:teacher ratio of 26:1 is higher than the California state level of 21:1.
Minority enrollment is 81% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic and Asian).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,503 students
- Student:Teacher Ratio: 26:1
- Minority Enrollment: 81%
- Graduation Rate: 96% (Top 10% in CA)
- Overall Testing Rank: Top 5%
- Math Proficiency: 67% (Top 10%)
- Reading Proficiency: 85% (Top 5%)
- Science Proficiency: 60% (Top 10%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Portola High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Portola High School's student population of 2,503 students has grown by 81% over five school years.
The teacher population of 95 teachers has grown by 79% over five school years.
Grades Offered
Grades 9-12
Total Students
2,503 students

Gender %

Total Classroom Teachers
95 teachers

Students by Grade

School Calendar
School Rankings
Portola High School ranks within the top 5% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Portola High School is 0.57, 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
#458 out of 9602 schools
(Top 5%)
(Top 5%)

Math Test Scores (% Proficient)
67%
33%

Reading/Language Arts Test Scores (% Proficient)
85%
47%

Science Test Scores (% Proficient)
60%
29%
Student : Teacher Ratio
26:1
21:1

American Indian
n/a
1%
Asian
62%
12%

Hispanic
9%
56%

Black
2%
5%

White
19%
20%

Hawaiian
n/a
n/a
Two or more races
8%
6%

All Ethnic Groups



Graduation Rate
96%
87%

Eligible for Free Lunch
17%
54%

Eligible for Reduced Lunch
1%
8%

School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Portola High School's ranking?
Portola High School is ranked #458 out of 9,602 schools, which ranks it among the top 5% of public schools in California.
What schools are Portola High School often compared to?
Portola High Schoolis often viewed alongside schools like Northwood High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
67% of students have achieved math proficiency (compared to the 33% CA state average), while 85% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Portola High School?
The graduation rate of Portola High School is 96%, which is higher than the California state average of 87%.
How many students attend Portola High School?
2,503 students attend Portola High School.
What is the racial composition of the student body?
62% of Portola High School students are Asian, 19% of students are White, 9% of students are Hispanic, 8% of students are Two or more races, and 2% of students are Black.
What is the student:teacher ratio of Portola High School?
Portola High School has a student ration of 26:1, which is higher than the California state average of 21:1.
What grades does Portola High School offer ?
Portola High School offers enrollment in grades 9-12
What school district is Portola High School part of?
Portola High School is part of Irvine Unified School District.
In what neighborhood is Portola High School located?
Portola High School is located in the Great Park neighborhood of Irvine, CA. There are 3 other public schools located in Great Park.
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