
Arroyo High
PublicHighGrades 9–12
4921 North Cedar Ave., El Monte, CA 91732 · (626) 444-9201 · Part of El Monte Union High School District
El Monte’s School Grade C+ better than 43% of California school districts
Students
1,638
Students per teacher
21:1
Free or reduced lunch
84%
Setting
Suburb
Grades
9–12
What stands out about Arroyo High
- Larger classes: 21 students per teacher
- Enrollment down 14.9% since 2020–21
- No state test results published for this school
On the path
Where El Monte kids come from and go next. The whole path →
7–87 middle schoolsDepends on your address
9–12Arroyo HighYou are here
Location
Directions ↗














4921 North Cedar Ave., El Monte
Students
Enrollment by grade
Grade 9420
Grade 10393
Grade 11402
Grade 12423
Enrollment over time
1,924’20
1,887’21
1,742’22
1,698’23
1,638’24
Down 14.9% since 2020–21.
Who goes here
Hispanic 72%Asian 25%White 2%Two or more races <1%Black <1%Native Hawaiian/Pacific Islander <1%
As reported to NCES, share of students with a reported race or ethnicity.
Parents talk
Questions and answers about Arroyo High from El Monte families.
Other schools in El Monte Union High School District
School facts: U.S. Department of Education (NCES), 2024–2025 school year. Map: © OpenStreetMap contributors.