Top Rankings
William S. Hart Union High School District ranks among the top 20% of public school district 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%)
Graduation Rate
Highest graduation rate (Top 5%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026 school year, there are 7 public middle schools serving 6,444 students in William S. Hart Union High School District. This district's average middle testing ranking is 9/10, which is in the top 20% of public middle schools in California.
Public Middle Schools in William S. Hart Union High School District have an average math proficiency score of 45% (versus the California public middle school average of 32%), and reading proficiency score of 66% (versus the 46% statewide average).
Minority enrollment is 69% of the student body (majority Hispanic), which is less than the California public middle school average of 78% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
16 Schools
3,465 Schools
# Students
20,465 Students
1,858,531 Students
# Teachers
885 Teachers
88,108 Teachers
Student-Teacher Ratio
23:1
23:1
Student By Grade
District Rank
William S. Hart Union High School District, which is ranked #269 of all 1,904 school districts in California (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 95% has decreased from 96% over five school years.
Overall District Rank
#263 out of 1932 school districts
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
45%
34%
Reading/Language Arts Test Scores (% Proficient)
68%
47%
Science Test Scores (% Proficient)
44%
29%
Graduation Rate
95%
87%
Chronically Absent Students
(2022-23)19.7%
27.7%
Students by Ethnicity:
Diversity Score
0.68
0.64
% American Indian
n/a
1%
% Asian
14%
11%
% Hispanic
45%
55%
% Black
4%
5%
% White
32%
22%
% Hawaiian
n/a
n/a
% Two or more races
5%
6%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $21,399 is higher than the state median of $20,100. The school district revenue/student has grown by 58% over four school years.
The school district's spending/student of $15,642 is less than the state median of $18,512. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$438 MM
$116,387 MM
Spending
$320 MM
$107,188 MM
Revenue / Student
$21,399
$20,100
Spending / Student
$15,642
$18,512
Best William S. Hart Union High School District Public Middle Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Rancho Pico Junior High School
(Math: 62% | Reading: 81%)
Rank:
Rank:
10/
Top 10%10
26250 West Valencia Blvd.
Stevenson Ranch, CA 91381
(661) 284-3260
Stevenson Ranch, CA 91381
(661) 284-3260
Gr: 7-8 | 842 students Student-teacher ratio: 23:1 Minority enrollment: 66%
Rank: #22.
Rio Norte Junior High School
(Math: 53% | Reading: 76%)
Rank:
Rank:
9/
Top 20%10
28771 Rio Norte Dr.
Valencia, CA 91354
(661) 295-3700
Valencia, CA 91354
(661) 295-3700
Gr: 7-8 | 1,138 students Student-teacher ratio: 24:1 Minority enrollment: 62%
Rank: #33.
Arroyo Seco Junior High School
(Math: 49% | Reading: 68%)
Rank:
Rank:
9/
Top 20%10
27171 North Vista Delgado Dr.
Valencia, CA 91354
(661) 296-0991
Valencia, CA 91354
(661) 296-0991
Gr: 7-8 | 1,239 students Student-teacher ratio: 24:1 Minority enrollment: 62%
Rank: #44.
Placerita Junior High School
(Math: 43% | Reading: 64%)
Rank:
Rank:
8/
Top 30%10
25015 North Newhall Ave.
Newhall, CA 91321
(661) 259-1551
Newhall, CA 91321
(661) 259-1551
Gr: 7-8 | 940 students Student-teacher ratio: 21:1 Minority enrollment: 72%
Rank: #55.
Learning Post Academy (Alternative)
Alternative School
(Math: 25-29% | Reading: 65-69%)
Rank:
Rank:
7/
Top 50%10
24825 North Newhall Ave.
Newhall, CA 91321
(661) 255-8338
Newhall, CA 91321
(661) 255-8338
Gr: 7-12 | 322 students Student-teacher ratio: 19:1 Minority enrollment: 54%
Rank: #66.
Sierra Vista Junior High School
(Math: 34% | Reading: 53%)
Rank:
Rank:
7/
Top 50%10
19425 West Stillmore St.
Canyon Country, CA 91351
(661) 252-3113
Canyon Country, CA 91351
(661) 252-3113
Gr: 7-8 | 946 students Student-teacher ratio: 21:1 Minority enrollment: 78%
Rank: #77.
La Mesa Junior High School
(Math: 31% | Reading: 53%)
Rank:
Rank:
7/
Top 50%10
26623 May Way
Canyon Country, CA 91351
(661) 250-0022
Canyon Country, CA 91351
(661) 250-0022
Gr: 7-8 | 1,017 students Student-teacher ratio: 20:1 Minority enrollment: 82%
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