Arroyo Seco Junior High School

27171 N. Vista Delgado Dr.
Valencia, CA 91354
(School attendance zone shown in map)
9/
10
Top 20%
Serving 1,181 students in grades 7-8, Arroyo Seco Junior 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 20%) for the 2018-2019 school year.
The percentage of students achieving proficiency in math is 55% (which is higher than the California state average of 40%). The percentage of students achieving proficiency in reading/language arts is 72% (which is higher than the California state average of 51%).
The student:teacher ratio of 23:1 is higher than the California state level of 21:1.
Minority enrollment is 56% of the student body (majority Hispanic), which is lower than the California state average of 79% (majority Hispanic).

Quick Stats (2024)

  • Grades: 7-8
  • Enrollment: 1,181 students
  • Student:Teacher Ratio: 23:1
  • Minority Enrollment: 56%
  • : 55%
  • : 72%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

School Overview

Arroyo Seco Junior High School's student population of 1,181 students has declined by 11% over five school years.
The teacher population of 52 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 7-8
Total Students
1,181 students
This chart display total students of Arroyo Seco Junior High School by year, with the latest 2021-22 school year data.
Gender %
This chart display gender of Arroyo Seco Junior High School
Total Classroom Teachers
52 teachers
This chart display the total teachers of Arroyo Seco Junior High School by year, with the latest 2021-22 school year data.
Students by Grade
This chart display the students of Arroyo Seco Junior High School by grade.

School Rankings

The diversity score of Arroyo Seco Junior High School is 0.66, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Definition of Terms 2021-2022 School Year Data
This School
State Level (CA)
(18-19)
55%
40%
This chart display the percentage of students that scored at or above 'proficient' levels in Math of Arroyo Seco Junior High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in California by year, with the latest 2018-19 school year data.
(18-19)
72%
51%
This chart display the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Arroyo Seco Junior High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of California by year, with the latest 2018-19 school year data.
Student : Teacher Ratio
23:1
21:1
This chart display the student teacher ratio of Arroyo Seco Junior High School and the public school average student teacher ratio of California by year, with the latest 2021-22 school year data.
American Indian
n/a
1%
This chart display the percentage of American Indian students in Arroyo Seco Junior High School and percentage of American Indian public school students in California by year, with the latest 2009-10 school year data.
Asian
10%
12%
This chart display the percentage of Asian students in Arroyo Seco Junior High School and the percentage of Asian public school students in California by year, with the latest 2021-22 school year data.
Hispanic
38%
56%
This chart display the percentage of Hispanic students in Arroyo Seco Junior High School and the percentage of Hispanic public school students in California by year, with the latest 2021-22 school year data.
Black
3%
5%
This chart display the percentage of Black students in Arroyo Seco Junior High School and the percentage of Black public school students in California by year, with the latest 2021-22 school year data.
White
44%
21%
This chart display the percentage of White students in Arroyo Seco Junior High School and the percentage of White public school students in California by year, with the latest 2021-22 school year data.
Hawaiian
1%
n/a
Two or more races
4%
5%
This chart display the percentage of students of two or more races in Arroyo Seco Junior High School and the percentage of public school students of two or more races in California by year, with the latest 2021-22 school year data.
All Ethnic Groups
This chart display the percentage breakdown of students of all ethnic groups in Arroyo Seco Junior High School.
This chart display the percentage breakdown of public school students of all ethnic groups in CA.
0.66
This chart display the diversity score of Arroyo Seco Junior High School and the public school average diversity score of California by year, with the latest 2021-22 school year data.
Eligible for Free Lunch
13%
51%
This chart display the percentage of students who is eligible for free lunch in Arroyo Seco Junior High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2021-22 school year data.
Eligible for Reduced Lunch
1%
7%
This chart display the percentage of students who is eligible for reduced lunch in Arroyo Seco Junior High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2021-22 school year data.
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

What schools are Arroyo Seco Junior High School often compared to?
Arroyo Seco Junior High Schoolis often viewed alongside schools like Rio Norte Junior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
55% of students have achieved math proficiency (compared to the 40% CA state average), while 72% of students have achieved reading proficiency (compared to the 51% CA state average).
How many students attend Arroyo Seco Junior High School?
1,181 students attend Arroyo Seco Junior High School.
What is the racial composition of the student body?
44% of Arroyo Seco Junior High School students are White, 38% of students are Hispanic, 10% of students are Asian, 4% of students are Two or more races, 3% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of Arroyo Seco Junior High School?
Arroyo Seco Junior High School has a student ration of 23:1, which is higher than the California state average of 21:1.
What grades does Arroyo Seco Junior High School offer ?
Arroyo Seco Junior High School offers enrollment in grades 7-8
What school district is Arroyo Seco Junior High School part of?
Arroyo Seco Junior High School is part of William S. Hart Union High School District.

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Quick Stats (2024)

  • Grades: 7-8
  • Enrollment: 1,181 students
  • Student:Teacher Ratio: 23:1
  • Minority Enrollment: 56%
  • : 55%
  • : 72%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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