Serving 644 students in grades 9-12, Gridley High School ranks in the top 20% 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 40-44% (which is higher than the California state average of 33%). The percentage of students achieving proficiency in reading/language arts is 75-79% (which is higher than the California state average of 47%).
The student:teacher ratio of 18:1 is lower than the California state level of 21:1.
Minority enrollment is 67% 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: 644 students
- Student:Teacher Ratio: 18:1
- Minority Enrollment: 67%
- Graduation Rate: ≥95% (Top 20% in CA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 40-44% (Top 30%)
- Reading Proficiency: 75-79% (Top 10%)
- Science Proficiency: 35-39% (Top 30%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Gridley High School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Gridley High School's student population of 644 students has stayed relatively flat over five school years.
The teacher population of 35 teachers has grown by 40% over five school years.
Grades Offered
Grades 9-12
Total Students
644 students
Gender %
Total Classroom Teachers
35 teachers
School Calendar
School Rankings
Gridley High School ranks within the top 20% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Gridley 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
#1626 out of 9602 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
40-44%
33%
Reading/Language Arts Test Scores (% Proficient)
75-79%
47%
Science Test Scores (% Proficient)
35-39%
29%
Student : Teacher Ratio
18:1
21:1
American Indian
n/a
1%
Asian
4%
12%
Hispanic
61%
56%
Black
1%
5%
White
33%
20%
Hawaiian
n/a
n/a
Two or more races
1%
6%
All Ethnic Groups
Graduation Rate
≥95%
87%
Eligible for Free Lunch
57%
54%
Eligible for Reduced Lunch
12%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Gridley High School's ranking?
Gridley High School is ranked #1626 out of 9,602 schools, which ranks it among the top 20% of public schools in California.
What schools are Gridley High School often compared to?
Gridley High Schoolis often viewed alongside schools like Durham High School, Chico High School, Las Plumas High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
40-44% of students have achieved math proficiency (compared to the 33% CA state average), while 75-79% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Gridley High School?
The graduation rate of Gridley High School is 95%, which is higher than the California state average of 87%.
How many students attend Gridley High School?
644 students attend Gridley High School.
What is the racial composition of the student body?
61% of Gridley High School students are Hispanic, 33% of students are White, 4% of students are Asian, 1% of students are Black, and 1% of students are Two or more races.
What is the student:teacher ratio of Gridley High School?
Gridley High School has a student ration of 18:1, which is lower than the California state average of 21:1.
What grades does Gridley High School offer ?
Gridley High School offers enrollment in grades 9-12
What school district is Gridley High School part of?
Gridley High School is part of Gridley Unified School District.
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