San Luis Obispo High School, also referred to as "San Luis High" and "SLO High", is an American public high school in San Luis Obispo, California. It is the only non-continuation public high school within the city.
Serving 1,650 students in grades 9-12, San Luis Obispo High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 56% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 75% (which is higher than the California state average of 47%).
The student:teacher ratio of 21:1 is equal to the California state level of 21:1.
Minority enrollment is 45% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,650 students
- Student:Teacher Ratio: 21:1
- Minority Enrollment: 45%
- Graduation Rate: 96% (Top 10% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 56% (Top 20%)
- Reading Proficiency: 75% (Top 10%)
- Science Proficiency: 36% (Top 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
San Luis Obispo High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Graduation Rate
School Overview
San Luis Obispo High School's student population of 1,650 students has grown by 5% over five school years.
The teacher population of 78 teachers has grown by 16% over five school years.
Grades Offered
Grades 9-12
Total Students
1,650 students
Gender %
Total Classroom Teachers
78 teachers
Year Founded
1895
School Calendar
School Rankings
San Luis Obispo 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 San Luis Obispo High School is 0.59, 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
#1106 out of 9523 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
56%
34%
Reading/Language Arts Test Scores (% Proficient)
75%
47%
Science Test Scores (% Proficient)
36%
29%
Student : Teacher Ratio
21:1
21:1
American Indian
n/a
1%
Asian
5%
12%
Hispanic
32%
56%
Black
1%
5%
White
55%
20%
Hawaiian
1%
n/a
Two or more races
6%
6%
All Ethnic Groups
Graduation Rate
96%
87%
Eligible for Free Lunch
29%
54%
Eligible for Reduced Lunch
10%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: San Luis Obispo Tiger
Profile last updated: 02/09/2025
Frequently Asked Questions
What is San Luis Obispo High School's ranking?
San Luis Obispo High School is ranked #1106 out of 9,523 schools, which ranks it among the top 20% of public schools in California.
What schools are San Luis Obispo High School often compared to?
San Luis Obispo High Schoolis often viewed alongside schools like Arroyo Grande High School, Morro Bay High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
56% of students have achieved math proficiency (compared to the 34% CA state average), while 75% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of San Luis Obispo High School?
The graduation rate of San Luis Obispo High School is 96%, which is higher than the California state average of 87%.
How many students attend San Luis Obispo High School?
1,650 students attend San Luis Obispo High School.
What is the racial composition of the student body?
55% of San Luis Obispo High School students are White, 32% of students are Hispanic, 6% of students are Two or more races, 5% of students are Asian, 1% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of San Luis Obispo High School?
San Luis Obispo High School has a student ration of 21:1, which is equal to the California state average of 21:1.
What grades does San Luis Obispo High School offer ?
San Luis Obispo High School offers enrollment in grades 9-12
What school district is San Luis Obispo High School part of?
San Luis Obispo High School is part of San Luis Coastal Unified School District.
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