Arroyo Seco Junior High
Public
Middle Grades 7–8
Part of William S. Hart Union High
27171 North Vista Delgado Dr., Valencia, CA 91354 · (661) 296-0991
Community ratings
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Academic performanceComing soon
State test scores coming soon
Proficiency and other measures from the CA Department of Education report card, shown against the state average.
At a glance
1,239Students enrolled
24:1Student–teacher ratio
17%Free / reduced lunch
SuburbSetting
Regular SchoolSchool type
Enrollment by grade
Grade 7623
Grade 8616
Students
Hispanic · 38%473
White · 38%472
Asian · 13%164
Two or more races · 7%89
Black · 3%37
American Indian/Alaska Native · 0%4
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
1,213’20
1,181’21
1,217’22
1,240’23
1,239’24
Location
27171 North Vista Delgado Dr. Valencia
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.