Serving 486 students in grades 6-8, Los Osos Middle School ranks in the top 30% 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 45% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 64% (which is higher than the California state average of 47%).
The student-teacher ratio of 17:1 is lower than the California state level of 21:1.
Minority enrollment is 40% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2025)
- Grades: 6-8
- Enrollment: 486 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 40%
- Overall Testing Rank: Top 30% in CA
- Math Proficiency: 45% (Top 30%)
- Reading Proficiency: 64% (Top 20%)
- Science Proficiency: 50-54% (Top 20%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Los Osos Middle School ranks among the top 20% of public schools in California for:
Category
Attribute
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Los Osos Middle School's student population of 486 students has declined by 13% over five school years.
The teacher population of 28 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-8
Total Students
486 students
Gender %
Total Classroom Teachers
28 teachers
School Calendar
Last Day of School
Fri. Jun 5, 2026
School Mascot
Lions
School Rankings
Los Osos Middle School ranks within the top 30% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Los Osos Middle 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
#2124 out of 9523 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
45%
34%
Reading/Language Arts Test Scores (% Proficient)
64%
47%
Science Test Scores (% Proficient)
50-54%
29%
Student-Teacher Ratio
17:1
21:1
American Indian
n/a
1%
Asian
5%
12%
Hispanic
26%
56%
Black
n/a
5%
White
60%
20%
Hawaiian
n/a
n/a
Two or more races
9%
6%
All Ethnic Groups
Eligible for Free Lunch
41%
54%
Eligible for Reduced Lunch
14%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Lions
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Los Osos Middle School's ranking?
Los Osos Middle School is ranked #2124 out of 9,523 schools, which ranks it among the top 30% of public schools in California.
What schools are Los Osos Middle School often compared to?
Los Osos Middle Schoolis often viewed alongside schools like Laguna Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
45% of students have achieved math proficiency (compared to the 34% CA state average), while 64% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Los Osos Middle School?
486 students attend Los Osos Middle School.
What is the racial composition of the student body?
60% of Los Osos Middle School students are White, 26% of students are Hispanic, 9% of students are Two or more races, and 5% of students are Asian.
What is the student-teacher ratio of Los Osos Middle School?
Los Osos Middle School has a student ration of 17:1, which is lower than the California state average of 21:1.
What grades does Los Osos Middle School offer ?
Los Osos Middle School offers enrollment in grades 6-8
What school district is Los Osos Middle School part of?
Los Osos Middle School is part of San Luis Coastal Unified School District.
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