William S. Hart High
Newhall, CA · William S. Hart Union High · Grades 9-12
385th of 1,528 California high schools statewide · better than 75%▼ Declining
William S. Hart High ranking
SchoolRow ranks William S. Hart High 385th of 1,528 California high schools for 2024–25, based on CAASPP 2024–25 English and Math results — better than 75% of high schools statewide. Its statewide percentile went from 90th in 2015 to 75th in 2025 — declining.
William S. Hart High test scores
Percent meeting or exceeding the state standard, CAASPP 2024–25 · 430 students tested
William S. Hart High students
Racial and ethnic breakdown of 1,930 students (2023–24, NCES) — and how it has shifted since 2013
| Group | Trend | 2013 | 2023 | Change |
|---|---|---|---|---|
| Hispanic | 41.0% | 63.3% | ▲ 22.3 pts | |
| White | 49.0% | 27.4% | ▼ 21.6 pts | |
| Asian | 5.2% | 4.6% | ▼ 0.6 pts | |
| Two or more races | 2.8% | 3.4% | ▲ 0.6 pts | |
| Black | 1.4% | 1.1% | ▼ 0.3 pts |
Homes near William S. Hart High
Typical home value $697K in zip 91321 as of 2026-05 · trend since 2000
Data Provided by Zillow Group
High schools near William S. Hart High
Closest same-level schools, with 2024–25 state rank
- 7Learning Post Academy (Alternative)William S. Hart Union High · 0.2 mi away593rd of 1,528
ELA 64% · Math 22% - 3Mission View PublicWilliam S. Hart Union High · 2.3 mi away · charter1,188th of 1,528
ELA 36% · Math 5% - 2Bowman (Jereann) High (Continuation)William S. Hart Union High · 2.4 mi away1,302nd of 1,528
ELA 20% · Math 2% - 10Academy of the CanyonsWilliam S. Hart Union High · 2.4 mi away12th of 1,528
ELA 97% · Math 78% - –Hart ROPHart ROP · 2.4 mi away
- 7Golden Valley HighWilliam S. Hart Union High · 2.7 mi away481st of 1,528
ELA 65% · Math 29% - 10West Ranch HighWilliam S. Hart Union High · 3.6 mi away77th of 1,528
ELA 85% · Math 61% - 4Opportunities for Learning - William S. HartWilliam S. Hart Union High · 4 mi away · charter1,052nd of 1,528
ELA 41% · Math 14%
Frequently asked questions
What school district is William S. Hart High in?
William S. Hart High is part of the William S. Hart Union High district in Newhall, California.
Is William S. Hart High a good school?
SchoolRow ranks William S. Hart High 385th of 1,528 California high schools (better than 75% statewide) based on 2024–25 test results (CAASPP 2024–25).
What is the racial makeup of William S. Hart High?
Hispanic 63%, White 27%, Asian 5%, Two or more races 3% (1,930 students, 2023–24).
How much do homes near William S. Hart High cost?
The typical home value in zip code 91321 is $697K as of 2026-05 (Zillow ZHVI).
Sources: state education department data (CAASPP 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.