Enrollment & Outcomes Scorecard
Gabrielino High School
Public · San Gabriel · Los Angeles County · 1,368 students · Class of 2025
UC Reach Score · Class of 2025
32
Above average
top 25% in California
Higher than 76% of California high schools
+5.9 pp above peer median (26)
· Ranked #4 of 11 similar schools
5-year UC Reach Score
2021 · 37
2025 · 32
-24%
Senior-class enrollment (2018–2026)
-15.5 pp
vs. Los Angeles County baseline (-8%)
~1244
5-yr projected enrollment (124 fewer than today)
- ▸On UC Reach Score, Gabrielino High School sits in the middle of its similar-school group (ranked #4 of 11): 32 vs. a peer median of 26.
- ▸Gabrielino High School's UC Reach Score has declined meaningfully from a peak of 45 in 2024 to 32 in 2025 — a 14-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 down 24% (493→376 from 2018 to 2026), trailing the peer-group median of -16%.
- ▸At its recent rate (-3.1%/yr), enrollment projects to ~1244 by 2029 — about 124 fewer students than today.
Most similar nearby schools
| School | Type | UC Reach Score | Enroll. |
|---|---|---|---|
| El Monte High School | Public | 16 | -22% |
| Rosemead High School | Public | 19 | +24% |
| South Pasadena High School | Public | 46 | +3% |
| Monrovia High School | Public | 12 | -14% |
| San Gabriel High School | Public | 33 | -16% |
| Arroyo High School | Public | 22 | -29% |
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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