Top Rankings
San Marcos Unified School District ranks among the top 20% of public school district in California for:
Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Math Proficiency
Highest math proficiency (Top 20%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 20%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 4 public high schools serving 6,358 students in San Marcos Unified School District. This district's average high testing ranking is 8/10, which is in the top 30% of public high schools in California.
Public High Schools in San Marcos Unified School District have an average math proficiency score of 31% (versus the California public high school average of 28%), and reading proficiency score of 60% (versus the 51% statewide average).
Public High School in San Marcos Unified School District have a Graduation Rate of 95%, which is more than the California average of 87%.
The school with highest graduation rate is San Marcos High School, with 96% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 65% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
19 Schools
2,817 Schools
# Students
19,355 Students
2,139,525 Students
# Teachers
796 Teachers
100,737 Teachers
Student : Teacher Ratio
24:1
24:1
District Rank
San Marcos Unified School District, which is ranked #333 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 95% has stayed relatively flat over five school years.
Overall District Rank
#335 out of 1941 school districts
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
46%
33%
Reading/Language Arts Test Scores (% Proficient)
60%
47%
Science Test Scores (% Proficient)
39%
29%
Graduation Rate
95%
87%
Students by Ethnicity:
Diversity Score
0.65
0.63
# American Indian Students
25 Students
10,468 Students
% American Indian Students
n/a
1%
# Asian Students
1,563 Students
244,247 Students
% Asian Students
8%
11%
# Hispanic Students
8,937 Students
1,190,384 Students
% Hispanic Students
46%
56%
# Black Students
200 Students
110,575 Students
% Black Students
1%
5%
# White Students
7,084 Students
458,887 Students
% White Students
37%
22%
# Hawaiian Students
53 Students
9,060 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
1,487 Students
108,483 Students
% of Two or more races Students
8%
5%
Students by Grade:
# Students in PK Grade:
-
18
# Students in K Grade:
1,699
25,126
# Students in 1st Grade:
1,345
19,346
# Students in 2nd Grade:
1,320
19,826
# Students in 3rd Grade:
1,368
19,554
# Students in 4th Grade:
1,390
19,798
# Students in 5th Grade:
1,454
20,237
# Students in 6th Grade:
1,422
29,089
# Students in 7th Grade:
1,545
39,371
# Students in 8th Grade:
1,468
41,955
# Students in 9th Grade:
1,433
466,491
# Students in 10th Grade:
1,571
476,582
# Students in 11th Grade:
1,603
469,509
# Students in 12th Grade:
1,737
492,623
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $18,236 in this school district is less than the state median of $19,974. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $14,948 is less than the state median of $18,396. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$353 MM
$116,387 MM
Spending
$289 MM
$107,188 MM
Revenue / Student
$18,236
$19,974
Spending / Student
$14,948
$18,396
Best San Marcos Unified School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Foothills High School
Alternative School
(Math: 35-39% | Reading: 60-64%)
Rank:
Rank:
8/
Top 30%10
158 Cassou Rd.
San Marcos, CA 92069
(760) 290-2544
San Marcos, CA 92069
(760) 290-2544
Grades: 9-12
| 110 students
Rank: #22.
San Marcos High School
(Math: 33% | Reading: 59%)
Rank:
Rank:
7/
Top 50%10
1615 San Marcos Blvd.
San Marcos, CA 92078
(760) 290-2200
San Marcos, CA 92078
(760) 290-2200
Grades: 9-12
| 3,201 students
Rank: #33.
Mission Hills High School
(Math: 29% | Reading: 65%)
Rank:
Rank:
7/
Top 50%10
1 Mission Hills Ct.
San Marcos, CA 92069
(760) 290-2700
San Marcos, CA 92069
(760) 290-2700
Grades: 9-12
| 2,834 students
Rank: #44.
Twin Oaks High School
Alternative School
(Math: ≤10% | Reading: 10-14%)
Rank:
Rank:
1/
Bottom 50%10
158 Cassou Rd.
San Marcos, CA 92069
(760) 290-2555
San Marcos, CA 92069
(760) 290-2555
Grades: 9-12
| 213 students
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