Arlington High School is a public high school in Riverside, California, United States.
Serving 1,920 students in grades 9-12, Arlington 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 16% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 55% (which is higher than the California state average of 47%).
The student-teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 86% 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: 1,920 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 86%
- Graduation Rate: 94% (Top 30% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 16% (Btm 50%)
- Reading Proficiency: 55% (Top 30%)
- Science Proficiency: 25% (Top 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Arlington High School's student population of 1,920 students has stayed relatively flat over five school years.
The teacher population of 85 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
1,920 students
Total Classroom Teachers
85 teachers
Year Founded
1973
Campus Size
45-47 acres (18-19 ha)
School Rankings
Arlington 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 Arlington High School is 0.42, 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
#5113 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
16%
34%
Reading/Language Arts Test Scores (% Proficient)
55%
47%
Science Test Scores (% Proficient)
25%
29%
Student-Teacher Ratio
23:1
21:1
American Indian
n/a
1%
Asian
4%
12%
Hispanic
75%
56%
Black
4%
5%
White
14%
20%
Hawaiian
n/a
n/a
Two or more races
3%
6%
All Ethnic Groups
Graduation Rate
94%
87%
Eligible for Free Lunch
68%
54%
Eligible for Reduced Lunch
13%
8%
School Statewide Testing
School District Name
Riverside Unified School District
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Lion
Frequently Asked Questions
What is Arlington High School's ranking?
Arlington High School is ranked #5113 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Arlington High School often compared to?
Arlington High Schoolis often viewed alongside schools like Martin Luther King Jr. High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
16% of students have achieved math proficiency (compared to the 34% CA state average), while 55% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Arlington High School?
The graduation rate of Arlington High School is 94%, which is higher than the California state average of 87%.
How many students attend Arlington High School?
1,920 students attend Arlington High School.
What is the racial composition of the student body?
75% of Arlington High School students are Hispanic, 14% of students are White, 4% of students are Asian, 4% of students are Black, and 3% of students are Two or more races.
What is the student-teacher ratio of Arlington High School?
Arlington High School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Arlington High School offer ?
Arlington High School offers enrollment in grades 9-12
What school district is Arlington High School part of?
Arlington High School is part of Riverside Unified School District.
In what neighborhood is Arlington High School located?
Arlington High School is located in the Presidential Park neighborhood of Riverside, CA.
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