Arroyo Seco Junior High School

27171 N. Vista Delgado Dr.

Valencia, CA 91354
(School attendance zone shown in map)

Tel: (661)296-0991
  • Arroyo Seco Junior High School serves 1,220 students in grades 7-8.
  • The percentage of students achieving proficiency in Math is 55% (which is higher than the California state average of 37%) for the 2015-2016 school year. The percentage of students achieving proficiency in Reading/Language Arts is 71% (which is higher than the California state average of 48%) for the 2015-2016 school year.
  • Arroyo Seco Junior High School placed in the top 20% of all schools in California for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%) for the 2015-2016 school year.
  • The student:teacher ratio of 25:1 is higher than the California state level of 24:1.
  • Minority enrollment is 47% of the student body (majority Hispanic), which is lower than the California state average of 76%.
  • Arroyo Seco Junior High School operates within the William S. Hart Union High School District.

Top Placements (California)

Arroyo Seco Junior High School is Listed among the top public schools in California for:

  • Category Attribute
  • Overall Rank Highest overall rank (Top 20%)
  • Math Proficiency Highest math proficiency (Top 20%)
  • Reading Language/Arts Proficiency Highest reading language/arts proficiency (Top 20%)
  • Community Size Largest student body (number of students) (Top 10%)

School Overview

  • Arroyo Seco Junior High School's student population of 1220 students has stayed relatively flat over five school years.
  • The teacher population of 49 teachers has stayed relatively flat over five school years.
Grades OfferedGrades 7-8
Total Students1,220 students
Gender %Arroyo Seco Junior High School Gender
Total Classroom Teachers49 teachers
Students by GradeArroyo Seco Junior High School Student By Grade

School Comparison

  • Arroyo Seco Junior High School is ranked within the top 20% of all 9595 schools in California (based off of combined Math and Reading proficiency testing data) for the 2015-2016 school year.
  • The school's student:teacher ratio of 25:1 has decreased from 26:1 over five school years.
  • The diversity score of Arroyo Seco Junior High School is 0.61, which is less than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
Definition of Terms 2015-2016 School Year DataThis SchoolState Level (CA)
Math Test Scores (% Proficient)
55%
37%
Reading / Language Arts Test Scores (% Proficient)
71%
48%
Student : Teacher Ratio25:124:1
Asian
7%
11%
Hispanic
32%
54%
Black
1%
6%
White
53%
24%
Two or more races
7%
4%
All Ethnic GroupsArroyo Seco Junior High School All Ethnic Groups Ethnicity BreakdownCA All Ethnic Groups Ethnicity Breakdown
Diversity Score0.610.64
Eligible for Free Lunch
9%
50%
Eligible for Reduced Lunch
3%
9%

    District Comparison

    • The school district of Arroyo Seco Junior High School is William S. Hart Union High School District, which is ranked within the top 20% of all 983 school districts in California (based off of combined Math and Reading proficiency testing data) for the 2015-2016 school year.
    • William S. Hart Union High School District's student population of 26,725 students has stayed relatively flat over five school years.
    • The revenue/student of $8,130 in this district is less than the state average of $11,049. The district revenue/student has declined by 15% over four school years.
    • The district's spending/student of $8,328 is less than the state average of $11,340. The district spending/student has declined by 12% over four school years.
    School District NameWilliam S. Hart Union High School District
    Number of Schools
    Managed
    20
    4
    Number of Students Managed26,7251,585
    William S. Hart Union High School District Students Managed (1988-2016)
    District Math Test Scores (% Proficient)
    52%
    37%
    District Reading / Language Arts Test Scores (% Proficient)
    72%
    48%
    District Total Revenue$214 MM$18 MM
    District Spending$220 MM$18 MM
    District Revenue / Student$8,130$11,049
    District Spending / Student$8,328$11,340
    School Statewide TestingView Education Department Test Scores
    Source: 2015-2016 (latest school year available) NCES, CA Dept. of Education

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