Mission Hills High School is a high school located in San Marcos, California. It first opened in August 2004 on 40 acres of land that was previously part of the local Hollandia dairy.
Serving 2,751 students in grades 9-12, Mission Hills High School ranks in the top 50% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 30% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 65% (which is higher than the California state average of 47%).
The student-teacher ratio of 25:1 is higher than the California state level of 21:1.
Minority enrollment is 72% 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: 2,751 students
- Student-Teacher Ratio: 25:1
- Minority Enrollment: 72%
- Graduation Rate: 95% (Top 30% in CA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 30% (Top 50%)
- Reading Proficiency: 65% (Top 20%)
- Science Proficiency: 28% (Top 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Mission Hills High School ranks among the top 20% of public schools in California for:
Category
Attribute
Reading/Language Arts Proficiency
School Overview
Mission Hills High School's student population of 2,751 students has stayed relatively flat over five school years.
The teacher population of 111 teachers has grown by 15% over five school years.
Grades Offered
Grades 9-12
Total Students
2,751 students
Total Classroom Teachers
111 teachers
Year Founded
2004
School Calendar
School Rankings
Mission Hills High School ranks within the top 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Mission Hills High School is 0.60, 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
#3024 out of 9523 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
30%
34%
Reading/Language Arts Test Scores (% Proficient)
65%
47%
Science Test Scores (% Proficient)
28%
29%
Student-Teacher Ratio
25:1
21:1
American Indian
n/a
1%
Asian
8%
12%
Hispanic
56%
56%
Black
1%
5%
White
28%
20%
Hawaiian
n/a
n/a
Two or more races
7%
6%
All Ethnic Groups
Graduation Rate
95%
87%
Eligible for Free Lunch
38%
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: Grizzly
Frequently Asked Questions
What is Mission Hills High School's ranking?
Mission Hills High School is ranked #3024 out of 9,523 schools, which ranks it among the top 50% of public schools in California.
What schools are Mission Hills High School often compared to?
Mission Hills High Schoolis often viewed alongside schools like San Marcos High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
30% of students have achieved math proficiency (compared to the 34% CA state average), while 65% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Mission Hills High School?
The graduation rate of Mission Hills High School is 95%, which is higher than the California state average of 87%.
How many students attend Mission Hills High School?
2,751 students attend Mission Hills High School.
What is the racial composition of the student body?
56% of Mission Hills High School students are Hispanic, 28% of students are White, 8% of students are Asian, 7% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of Mission Hills High School?
Mission Hills High School has a student ration of 25:1, which is higher than the California state average of 21:1.
What grades does Mission Hills High School offer ?
Mission Hills High School offers enrollment in grades 9-12
What school district is Mission Hills High School part of?
Mission Hills High School is part of San Marcos Unified School District.
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