William S. Hart Union High School District

21380 Centre Pointe Pkwy.
Santa Clarita, CA 91350-2948
(District boundaries shown in map)
9/
10
Top 20%

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%)
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 10 public high schools serving 14,538 students in William S. Hart Union High School District. This district's average high testing ranking is 9/10, which is in the top 20% of public high schools in California.
Public High Schools in William S. Hart Union High School District have an average math proficiency score of 39% (versus the California public high school average of 28%), and reading proficiency score of 74% (versus the 51% statewide average).
Public High School in William S. Hart Union High School District have a Graduation Rate of 96%, which is more than the California average of 87%.
The school with highest graduation rate is Saugus High School, with ≥99% graduation rate. Read more about public school graduation rate statistics in California or national school graduation rate statistics.
Minority enrollment is 68% of the student body (majority Hispanic), which is less than the California public high school average of 79% (majority Hispanic).

Overview

This School District
This State (CA)
# Schools
16 Schools
2,817 Schools
# Students
20,653 Students
2,139,525 Students
# Teachers
941 Teachers
100,737 Teachers
Student : Teacher Ratio
22:1
22:1

District Rank

William S. Hart Union High School District, which is ranked #307 of all 1,925 school districts in California (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 97% has increased from 94% over five school years.
This School District
State Average (CA)
#311 out of 1941 school districts
(Top 20%)
This chart displays the overall district rank of William S. Hart Union High  School District, with the latest 2021-22 school year data.
41%
33%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of William S. Hart Union High  School District and the percentage of public school students that scored at or above 'proficient' levels in Math of California by year, with the latest 2021-22 school year data.
68%
47%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of William S. Hart Union High  School District 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 2021-22 school year data.
44%
29%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Science of William S. Hart Union High  School District and the percentage of public school students that scored at or above 'proficient' levels in Science of California by year, with the latest 2021-22 school year data.
97%
87%
This chart displays public school graduation rate of William S. Hart Union High  School District and public school graduation rate of California by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.68
0.63
# American Indian Students
28 Students
10,468 Students
% American Indian Students
n/a
1%
# Asian Students
2,823 Students
244,247 Students
% Asian Students
14%
11%
# Hispanic Students
9,309 Students
1,190,384 Students
% Hispanic Students
45%
56%
# Black Students
879 Students
110,575 Students
% Black Students
4%
5%
# White Students
6,649 Students
458,887 Students
% White Students
32%
22%
# Hawaiian Students
37 Students
9,060 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
923 Students
108,483 Students
% of Two or more races Students
5%
5%

Students by Grade:

# Students in PK Grade:
-
18
# Students in K Grade:
-
25,126
# Students in 1st Grade:
-
19,346
# Students in 2nd Grade:
-
19,826
# Students in 3rd Grade:
-
19,554
# Students in 4th Grade:
-
19,798
# Students in 5th Grade:
-
20,237
# Students in 6th Grade:
-
29,089
# Students in 7th Grade:
3,048
39,371
# Students in 8th Grade:
3,116
41,955
# Students in 9th Grade:
3,386
466,491
# Students in 10th Grade:
3,535
476,582
# Students in 11th Grade:
3,680
469,509
# Students in 12th Grade:
3,888
492,623
# Ungraded Students:
-
-

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.
This School District
This State (CA)
Total Revenue
$438 MM
$116,387 MM
This chart displays total revenue of William S. Hart Union High  School District and median value from total revenues of all school districts in California by year, with the latest 2020-21 school year data.
Spending
$320 MM
$107,188 MM
This chart displays total spending of William S. Hart Union High  School District and median value from total spendings of all school districts in California by year, with the latest 2020-21 school year data.
Revenue / Student
$21,204
$19,974
This chart displays average revenue per public school student in William S. Hart Union High  School District and average revenue per public school student of all school districts in California by year, with the latest 2020-21 school year data.
Spending / Student
$15,499
$18,396
This chart displays average spending per public school student in William S. Hart Union High  School District and average spending per public school student of all school districts in California by year, with the latest 2020-21 school year data.

Best William S. Hart Union High School District Public High Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Academy Of The Canyons
(Math: 70-74% | Reading: 90-94%)
Rank:
10/
10
Top 5%
26455 Rockwell Canyon Rd.
Valencia, CA 91355
(661) 362-3056
Grades: 9-12
| 390 students
Rank: #22.
West Ranch High School
(Math: 56% | Reading: 85%)
Rank:
10/
10
Top 10%
26255 West Valencia Blvd.
Stevenson Ranch, CA 91381
(661) 222-1220
Grades: 9-12
| 1,843 students
Rank: #33.
Valencia High School
(Math: 48% | Reading: 81%)
Rank:
9/
10
Top 20%
27801 North Dickason Dr.
Valencia, CA 91355
(661) 294-1188
Grades: 9-12
| 2,258 students
Rank: #44.
Saugus High School
(Math: 44% | Reading: 80%)
Rank:
9/
10
Top 20%
21900 Centurion Way
Santa Clarita, CA 91350
(661) 297-3900
Grades: 9-12
| 2,295 students
Rank: #55.
Canyon High School
(Math: 37% | Reading: 78%)
Rank:
9/
10
Top 20%
19300 West Nadal St.
Canyon Country, CA 91351
(661) 252-6110
Grades: 9-12
| 1,966 students
Rank: #66.
William S. Hart High School
(Math: 36% | Reading: 78%)
Rank:
8/
10
Top 30%
24825 North Newhall Ave.
Newhall, CA 91321
(661) 259-7575
Grades: 9-12
| 1,930 students
Rank: #77.
Learning Post Academy (Alternative)
Alternative School
(Math: 40-44% | Reading: 65-69%)
Rank:
8/
10
Top 30%
24825 North Newhall Ave.
Newhall, CA 91321
(661) 255-8338
Grades: 7-12
| 363 students
Rank: #88.
Castaic High School
(Math: 24% | Reading: 74%)
Rank:
7/
10
Top 50%
31575 Valley Creek Rd.
Castaic, CA 91384
(661) 888-6288
Grades: 9-12
| 1,193 students
Rank: #99.
Golden Valley High School
(Math: 30% | Reading: 60%)
Rank:
7/
10
Top 50%
27051 Robert C. Lee Pkwy.
Newhall, CA 91321
(661) 298-8140
Grades: 9-12
| 1,993 students
Rank: #1010.
Bowman (Jereann) High (continuation School)
Alternative School
(Math: 6% | Reading: 26%)
Rank:
1/
10
Bottom 50%
21508 Centre Pointe Pkwy.
Santa Clarita, CA 91350
(661) 253-4400
Grades: 9-12
| 307 students

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Quick Stats (2025)

  • District size: 16 schools
  • Grades: KG-12
  • Enrollment: 20,653 students
  • Student:Teacher Ratio: 22:1
  • Minority Enrollment: 68%
  • : 97% (Top 5% in CA)
  • : Top 20%
  • : 41% (Top 30%)
  • : 68% (Top 20%)
  • : 44% (Top 30%)
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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