Enrollment & Outcomes Scorecard
Antioch High School
Public · Antioch · Contra Costa County · 1,581 students · Class of 2025
UC Reach Score · Class of 2025
5
Below the CA median
below the state median
Higher than 3% of California high schools
-20.8 pp vs. peer median (26)
· Ranked #10 of 10 similar schools
5-year UC Reach Score
2021 · 8
2025 · 5
+0%
Senior-class enrollment (2018–2026)
+3.2 pp
vs. Contra Costa County baseline (-3%)
~1452
5-yr projected enrollment (129 fewer than today)
- ▸On UC Reach Score, Antioch High School sits near the bottom of its similar-school group (ranked #10 of 10): 5 vs. a peer median of 26.
- ▸Antioch High School's UC Reach Score has declined meaningfully from a peak of 15 in 2023 to 5 in 2025 — a 10-point drop that warrants attention. Multi-year UC Reach declines of this size often signal something specific (leadership change, comp-program shift, demographic move) rather than year-to-year noise. This is the kind of trajectory an Enrollment Trend Audit unpacks.
- ▸Senior-class enrollment is up 0% (351→351 from 2018 to 2026), outpacing the peer-group median of -5%.
- ▸At its recent rate (-2.8%/yr), enrollment projects to ~1452 by 2029 — about 129 fewer students than today.
Most similar nearby schools
| School | Type | UC Reach Score | Enroll. |
|---|---|---|---|
| Deer Valley High School | Public | 5 | -23% |
| Northgate High School | Public | 41 | -14% |
| Mt. Diablo High | Public | — | +3% |
| Freedom High School | Public | 11 | -6% |
| Las Lomas High School | Public | 44 | +2% |
| Concord High School | Public | 11 | -33% |
UC Reach = top-6 UC admits ÷ senior class. Sources: UCOP Admissions by Source School, CDE enrollment, IRS Form 990, NCES F-33. Reach — by Test Prep Gurus · Methodology
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