Santa Susana High School is one of the four public high schools located in the Simi Valley Unified School District in Simi Valley, California. Built in 1970, the school campus was originally designed as a junior high campus formerly known as Sequoia Junior High School.
Serving 1,033 students in grades 9-12, Santa Susana High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 49% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 79% (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 63% 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: 1,033 students
- Student-Teacher Ratio: 20:1
- Minority Enrollment: 63%
- Graduation Rate: ≥99% (Top 1% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 49% (Top 30%)
- Reading Proficiency: 79% (Top 10%)
- Science Proficiency: 40-44% (Top 30%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Santa Susana High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Graduation Rate
Diversity
School Overview
Santa Susana High School's student population of 1,033 students has stayed relatively flat over five school years.
The teacher population of 51 teachers has grown by 13% over five school years.
Grades Offered
Grades 9-12
Total Students
1,033 students
Total Classroom Teachers
51 teachers
Year Founded
1996
Colors
White, Black, Teal, Silver
School Calendar
School Rankings
Santa Susana High School ranks within the top 20% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Santa Susana High School is 0.71, which is more 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
#1335 out of 9523 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
49%
34%
Reading/Language Arts Test Scores (% Proficient)
79%
47%
Science Test Scores (% Proficient)
40-44%
29%
Student-Teacher Ratio
20:1
21:1
American Indian
n/a
1%
Asian
23%
12%
Hispanic
33%
56%
Black
2%
5%
White
37%
20%
Hawaiian
n/a
n/a
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
≥99%
87%
Eligible for Free Lunch
23%
54%
Eligible for Reduced Lunch
7%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: The Troubadour
Frequently Asked Questions
What is Santa Susana High School's ranking?
Santa Susana High School is ranked #1335 out of 9,523 schools, which ranks it among the top 20% of public schools in California.
What schools are Santa Susana High School often compared to?
Santa Susana High Schoolis often viewed alongside schools like Royal High School, Simi Valley High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
49% of students have achieved math proficiency (compared to the 34% CA state average), while 79% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Santa Susana High School?
The graduation rate of Santa Susana High School is 99%, which is higher than the California state average of 87%.
How many students attend Santa Susana High School?
1,033 students attend Santa Susana High School.
What is the racial composition of the student body?
37% of Santa Susana High School students are White, 33% of students are Hispanic, 23% of students are Asian, 5% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Santa Susana High School?
Santa Susana High School has a student ration of 20:1, which is lower than the California state average of 21:1.
What grades does Santa Susana High School offer ?
Santa Susana High School offers enrollment in grades 9-12
What school district is Santa Susana High School part of?
Santa Susana High School is part of Simi Valley Unified School District.
School Reviews
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