Very Good
#2976 of 9,533 schools in CA
Top 31% in state
William S. Hart High
High School · William S. Hart Union High
24825 North Newhall Ave., Newhall, CA 91321
Enrollment
1,930
Student-Teacher
22.4:1
Score
7.2
Grades
9th – 12th
Enrollment
1,930
Student-Teacher
22.4:1
Score
7.2
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Newhall
#3 of 7
public schools
California high schools
#542 of 1,892
In district
#3 of 16
William S. Hart Union High
Equity
8.2 / 10
Very strong
About William S. Hart High
William S. Hart High serves 1,930 students in grades 9-12 in Newhall, California, operating as a comprehensive public high school in Los Angeles County. With 86 full-time equivalent teachers, the school maintains a student-teacher ratio of 22.4:1, providing a substantial learning environment for its diverse student body.
Academically, Hart High earns a solid 7.4 out of 10 rating from MySchoolScout and ranks in the 78th percentile statewide at #2151 out of 9,566 California schools. The school demonstrates particular strength in English Language Arts, where 71% of students score proficient or above across grade levels. Mathematics shows room for growth, with 39% of students achieving proficiency, presenting opportunities for continued academic development and support.
The school draws from a stable suburban community where the median household income reaches $84,503 and home values average $603,300. With 29% of local residents holding bachelor's degrees or higher and a relatively low poverty rate of 9.9%, the surrounding ZIP code of 91321 supports approximately 34,305 residents in an established residential area. Hart High is situated in Newhall's large suburban setting, serving families in a well-established community in the Santa Clarita Valley region of Los Angeles County.
What Parents Should Know
The student-teacher ratio at William S. Hart High is 22.4:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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William S. Hart High — Students at William S. Hart High score 55% proficient, which is above what's typical for similar communities (expected: 53%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
39.4%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 6 test records from CA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 5.2/10.
How William S. Hart High Compares
See how William S. Hart High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 44% (2019) to 38.75% (2024). Reading/ELA proficiency has declined from 80% (2019) to 71.31% (2024).
Location
24825 North Newhall Ave., Newhall, CA 91321
Nearby Alternatives
Families considering William S. Hart High may also want to explore other high schools in the area. Bowman (Jereann) High (Continuation) (rated 6.0/10, 2.3 miles away, in nearby Santa Clarita), a more accessible option. Another option is Mission View Public (rated 5.8/10, 2.3 miles away, in nearby Lancaster), a more accessible option. Additionally, Academy of the Canyons (rated 4.9/10, 2.2 miles away, in nearby Santa Clarita), a more accessible option. For more schools in Newhall, see our Newhall schools guide .
Nearby Schools
20 within 3.0 mi| School | Distance | Rating |
|---|---|---|
| Learning Post Academy (Alternative) Santa Clarita | 0.1 mi | 4.1 |
| OUR LADY OF PERPETUAL HELP SCHOOL Santa Clarita | 0.2 mi | 6.3 |
| Placerita Junior High Newhall | 0.3 mi | 6.5 |
| Newhall Elementary Newhall | 0.4 mi | 3.4 |
| Old Orchard Elementary Valencia | 0.6 mi | 7.6 |
| Peachland Avenue Elementary Newhall | 0.8 mi | 5.0 |
| Meadows Elementary Valencia | 1.1 mi | 7.0 |
| RISE & SHINE PRESCHOOL & KINDERGARTEN Newhall | 1.2 mi | — |
| Wiley Canyon Elementary Newhall | 1.3 mi | 7.5 |
| Dr. J. Michael McGrath Elementary Newhall | 1.5 mi | 7.5 |
| Valencia Valley Elementary Valencia | 1.8 mi | 5.8 |
| GREAT BEGINNINGS FOR LITTLE KIDS Newhall | 1.9 mi | — |
| Mission View Public Lancaster | 2.3 mi | 5.8 |
| Bowman (Jereann) High (Continuation) Santa Clarita | 2.3 mi | 6.0 |
| MONTESSORI OF STEVENSON RANCH Stevenson Ranch | 2.1 mi | — |
| Academy of the Canyons Santa Clarita | 2.2 mi | 4.9 |
| CA KIDS LEARNING ACADEMY Santa Clarita | 2.5 mi | — |
| CAlkids Learning Academy Santa Clarita | 2.5 mi | — |
| Pico Canyon Elementary Stevenson Ranch | 2.4 mi | 6.1 |
| Bridgeport Elementary Valencia | 3.0 mi | 6.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 91321 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$93,281
Median Home Value
$654,300
Median Rent
$2,135/mo
Population
32,668
College Educated
31.3%
Homeownership
61.4%
Avg Commute
30.1 min
Poverty Rate
9.6%
Median Age
34.7
Community Profile
The community surrounding William S. Hart High has a median household income of $93,281. It is an area where 31% of adults hold a bachelor's degree or higher. The median home value in the area is $654,300, with a median rent of $2,135/month. The local poverty rate of 9.6% is relatively low. The average commute for residents is 30 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Abraham Lincoln High Testville, CA | 7.2 |
| Adrian Wilcox High Santa Clara, CA | 7.2 |
| Benicia High Benicia, CA | 7.2 |
| Burroughs High Burbank, CA | 7.2 |
| Castaic High Castaic, CA | 7.2 |
| Christopher High Gilroy, CA | 7.2 |
Frequently Asked Questions
Common questions about William S. Hart High
What grades does William S. Hart High serve?
William S. Hart High serves students in grades 9th through 12th.
How many students attend William S. Hart High?
William S. Hart High has an enrollment of approximately 1,930 students.
What is the student-teacher ratio at William S. Hart High?
The student-teacher ratio at William S. Hart High is 22.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does William S. Hart High rank in CA?
William S. Hart High is ranked #2976 out of 9,533 schools in CA.
What is William S. Hart High's MySchoolScout rating?
William S. Hart High has a composite rating of 7.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at William S. Hart High?
Based on the most recent state assessment data, William S. Hart High has 40.5% math proficiency and 74.2% reading/ELA proficiency.
Is William S. Hart High a charter school?
No, William S. Hart High is not a charter school. It is a traditional public school operated by the local school district.
Is William S. Hart High a Title I school?
No, William S. Hart High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for William S. Hart High?
39.4% of students at William S. Hart High qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,930
- Student-Teacher Ratio
- 22.4:1
- Teachers (FTE)
- 86
- Free/Reduced Lunch
- 39.4%
- Type
- regular
- Setting
- Large Suburb
- County
- Los Angeles County
- Phone
- (661) 259-7575
- Data Year
- 2023–2024
Resources & Links
District
William S. Hart Union High- District Enrollment
- 20,685
- Schools in District
- 16
- Per-Pupil Spending
- $15,278
- District Rank
- #3 of 16
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
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