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 2025 school year, there are 16 public schools serving 20,653 students in William S. Hart Union High School District. This district's average testing ranking is 9/10, which is in the top 20% of public schools in California.
Public Schools in William S. Hart Union High School District have an average math proficiency score of 44% (versus the California public school average of 34%), and reading proficiency score of 69% (versus the 47% statewide average).
Minority enrollment is 68% of the student body (majority Hispanic), which is less than the California public school average of 80% (majority Hispanic).
Overview
This School District
This State (CA)
# Schools
16 Schools
10,369 Schools
# Students
20,653 Students
5,826,838 Students
# Teachers
941 Teachers
268,018 Teachers
Student-Teacher Ratio
22:1
22:1
Student By Grade
District Rank
William S. Hart Union High School District, which is ranked #267 of all 1,910 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%
Students by Ethnicity:
Diversity Score
0.68
0.63
% American Indian
n/a
1%
% Asian
14%
12%
% Hispanic
45%
56%
% Black
4%
5%
% White
32%
20%
% Hawaiian
n/a
n/a
% Two or more races
5%
6%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $21,204 is higher than the state median of $19,974. The school district revenue/student has grown by 5% over four school years.
The school district's spending/student of $15,499 is less than the state median of $18,396. The school district spending/student has grown by 5% over four school years.
Total Revenue
$438 MM
$116,387 MM
Spending
$320 MM
$107,188 MM
Revenue / Student
$21,204
$19,974
Spending / Student
$15,499
$18,396
Best William S. Hart Union High School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Academy Of The Canyons
(Math: 65-69% | Reading: 90-94%)
Rank:
Rank:
10/
Top 5%10
26455 Rockwell Canyon Rd.
Valencia, CA 91355
(661) 362-3056
Valencia, CA 91355
(661) 362-3056
Gr: 9-12 | 390 students Student-teacher ratio: 28:1 Minority enrollment: 73%
Rank: #22.
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 | 848 students Student-teacher ratio: 22:1 Minority enrollment: 67%
Rank: #33.
West Ranch High School
(Math: 58% | Reading: 85%)
Rank:
Rank:
10/
Top 10%10
26255 West Valencia Blvd.
Stevenson Ranch, CA 91381
(661) 222-1220
Stevenson Ranch, CA 91381
(661) 222-1220
Gr: 9-12 | 1,843 student Student-teacher ratio: 24:1 Minority enrollment: 61%
Rank: #44.
Valencia High School
(Math: 57% | Reading: 81%)
Rank:
Rank:
10/
Top 10%10
27801 North Dickason Dr.
Valencia, CA 91355
(661) 294-1188
Valencia, CA 91355
(661) 294-1188
Gr: 9-12 | 2,258 students Student-teacher ratio: 22:1 Minority enrollment: 58%
Rank: #55.
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 | 1,110 student Student-teacher ratio: 23:1 Minority enrollment: 61%
Rank: #66.
Saugus High School
(Math: 47% | Reading: 80%)
Rank:
Rank:
9/
Top 20%10
21900 Centurion Way
Santa Clarita, CA 91350
(661) 297-3900
Santa Clarita, CA 91350
(661) 297-3900
Gr: 9-12 | 2,295 students Student-teacher ratio: 24:1 Minority enrollment: 56%
Rank: #77.
Canyon High School
(Math: 43% | Reading: 78%)
Rank:
Rank:
9/
Top 20%10
19300 West Nadal St.
Canyon Country, CA 91351
(661) 252-6110
Canyon Country, CA 91351
(661) 252-6110
Gr: 9-12 | 1,966 student Student-teacher ratio: 24:1 Minority enrollment: 77%
Rank: #88.
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 | 1,240 student Student-teacher ratio: 24:1 Minority enrollment: 64%
Rank: #99.
William S. Hart High School
(Math: 35% | Reading: 78%)
Rank:
Rank:
8/
Top 30%10
24825 North Newhall Ave.
Newhall, CA 91321
(661) 259-7575
Newhall, CA 91321
(661) 259-7575
Gr: 9-12 | 1,930 student Student-teacher ratio: 22:1 Minority enrollment: 72%
Rank: #1010.
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 | 920 students Student-teacher ratio: 19:1 Minority enrollment: 71%
Rank: #1111.
Castaic High School
(Math: 32% | Reading: 74%)
Rank:
Rank:
8/
Top 30%10
31575 Valley Creek Rd.
Castaic, CA 91384
(661) 888-6288
Castaic, CA 91384
(661) 888-6288
Gr: 9-12 | 1,193 student Student-teacher ratio: 21:1 Minority enrollment: 62%
Rank: #1212.
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 | 363 students Student-teacher ratio: 20:1 Minority enrollment: 53%
Rank: #1313.
Golden Valley High School
(Math: 31% | Reading: 60%)
Rank:
Rank:
7/
Top 50%10
27051 Robert C. Lee Pkwy.
Newhall, CA 91321
(661) 298-8140
Newhall, CA 91321
(661) 298-8140
Gr: 9-12 | 1,993 student Student-teacher ratio: 22:1 Minority enrollment: 85%
Rank: #1414.
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 | 974 students Student-teacher ratio: 19:1 Minority enrollment: 75%
Rank: #1515.
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 | 1,023 student Student-teacher ratio: 19:1 Minority enrollment: 74%
Rank: #1616.
Bowman (Jereann) High (continuation School)
Alternative School
(Math: ≤5% | Reading: 26%)
Rank:
Rank:
1/
Bottom 50%10
21508 Centre Pointe Pkwy.
Santa Clarita, CA 91350
(661) 253-4400
Santa Clarita, CA 91350
(661) 253-4400
Gr: 9-12 | 307 students Student-teacher ratio: 13:1 Minority enrollment: 87%
Frequently Asked Questions
How many schools belong to William S. Hart Union High School District?
William S. Hart Union High School District manages 16 public schools serving 20,653 students.
What is the rank of William S. Hart Union High School District?
William S. Hart Union High School District is ranked #267 out of 1,910 school districts in California (top 20%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of California school districts for: Highest overall rank (Top 20%), Highest math proficiency (Top 20%), Highest reading/language arts proficiency (Top 20%), Highest graduation rate (Top 5%), Most diverse schools (Top 1%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in William S. Hart Union High School District?
45% of William S. Hart Union High School District students are Hispanic, 32% of students are White, 14% of students are Asian, 5% of students are Two or more races, and 4% of students are Black.
What is the student/teacher ratio of William S. Hart Union High School District?
William S. Hart Union High School District has a student/teacher ratio of 22:1, which is equal to the California state average of 22:1.
What is William S. Hart Union High School District's spending/student ratio?
The school district's spending/student of $15,499 is less than the state median of $18,396. The school district spending/student has grown by 5% over four school years.
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