Mount Miguel High School is a public, comprehensive high school located in Spring Valley, California and serves over 1,400 students in grades nine through twelve. Opened in 1957, Mount Miguel is the fourth of twelve high schools constructed in the Grossmont Union High School District.
Serving 1,506 students in grades 9-12, Mount Miguel 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 15% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 47% (which is equal to the California state average of 47%).
Minority enrollment is 93% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,506 students
- Minority Enrollment: 93%
- Graduation Rate: 81% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 15% (Btm 50%)
- Reading Proficiency: 47% (Top 50%)
- Science Proficiency: 11% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Mount Miguel High School ranks among the top 20% of public schools in California for:
Category
Attribute
Most improved public schools
School Overview
Mount Miguel High School's student population of 1,506 students has grown by 11% over five school years.
The teacher population of 18 teachers has declined by 74% over five school years.
Grades Offered
Grades 9-12
Total Students
1,506 students
Gender %
Total Classroom Teachers
18 teachers
Year Founded
1957
School Calendar
School Rankings
Mount Miguel 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 Mount Miguel 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
#5851 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15%
34%
Reading/Language Arts Test Scores (% Proficient)
47%
47%
Science Test Scores (% Proficient)
11%
29%
Student-Teacher Ratio
n/a
21:1
American Indian
n/a
1%
Asian
6%
12%
Hispanic
68%
56%
Black
11%
5%
White
7%
20%
Hawaiian
2%
n/a
Two or more races
6%
6%
All Ethnic Groups
Graduation Rate
81%
87%
Eligible for Free Lunch
53%
54%
Eligible for Reduced Lunch
27%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Mount Miguel High School's ranking?
Mount Miguel High School is ranked #5851 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Mount Miguel High School often compared to?
Mount Miguel High Schoolis often viewed alongside schools like Monte Vista High School, Lincoln High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
15% of students have achieved math proficiency (compared to the 34% CA state average), while 47% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Mount Miguel High School?
The graduation rate of Mount Miguel High School is 81%, which is lower than the California state average of 87%.
How many students attend Mount Miguel High School?
1,506 students attend Mount Miguel High School.
What is the racial composition of the student body?
68% of Mount Miguel High School students are Hispanic, 11% of students are Black, 7% of students are White, 6% of students are Asian, 6% of students are Two or more races, and 2% of students are Hawaiian.
What grades does Mount Miguel High School offer ?
Mount Miguel High School offers enrollment in grades 9-12
What school district is Mount Miguel High School part of?
Mount Miguel High School is part of Grossmont Union High School District.
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