Skip to main content
ASchoolGrades
1,217
Enrollment
70%
Proficiency
+34 pts
3-Year Growth
24.8:1
Student:Teacher

Performance Overview

Academic Proficiency
70%
Students meeting grade-level standards
3-Year Growth
+34
Proficiency change over 3 years
Resource Access
44/100
Advanced courses, tech, support services

About This School

Arroyo Seco Junior High is a middle school located in Valencia, California. The school serves 1,217 students in grades 7-8.

With a DataScore of 64/100 (C), Arroyo Seco Junior High performs at the state average for California. Notably, the school is on an upward trend, showing meaningful improvement over the past three years.

17% of students qualify for free or reduced-price lunch, which is factored into the resource access component of the DataScore.

Frequently Asked Questions

Arroyo Seco Junior High has a DataScore of 64/100 (Grade C), based on academic proficiency (35%), growth trend (30%), and resource access (35%). This measures actual student outcomes, not school inputs.

Arroyo Seco Junior High has 1,217 students enrolled in grades 7-8. The student-to-teacher ratio is 24.8:1.

Yes, Arroyo Seco Junior High is on an upward trend with a 3-year growth score of +34, showing meaningful academic improvement.

The DataScore (0-100, A-F) grades every US public school based on academic outcomes: proficiency rates (35%), 3-year growth trend (30%), graduation rate for high schools (20%), and resource access (15%). Unlike other ratings, it focuses on what students actually achieve.

Arroyo Seco Junior High is part of the William S. Hart Union High in Valencia, California. You can view all schools in this district and compare their performance on the district page.

Last updated:

DataScore is calculated from NCES proficiency rates, 3-year growth trends, graduation rates (high schools), and resource access indicators.