Enrollment & Outcomes Scorecard
Portola High School
Public · Irvine · Orange County · 2,814 students · Class of 2025
★ Top 10% UC Reach
UC Reach Score · Class of 2025
68
Excellent
top 6% in California
Higher than 96% of California high schools
+28.8 pp above peer median (39)
· Ranked #2 of 11 similar schools
5-year UC Reach Score
2021 · 122
2025 · 68
+56%
Senior-class enrollment (2020–2026)
+66.0 pp
vs. Orange County baseline (-10%)
~4383
5-yr projected enrollment (+15.9%/yr)
- ▸On UC Reach Score, Portola High School sits near the top of its similar-school group (ranked #2 of 11): 68 vs. a peer median of 39.
- ▸Portola High School's UC Reach Score has declined meaningfully from a peak of 122 in 2021 to 68 in 2025 — a 54-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 56% (425→662 from 2020 to 2026), outpacing the peer-group median of -10%.
- ▸Enrollment has been growing (+15.9%/yr); projects to ~4383 by 2029.
Most similar nearby schools
| School | Type | UC Reach Score | Enroll. |
|---|---|---|---|
| Arnold O Beckman High School | Public | 66 | +2% |
| Woodbridge High School | Public | 46 | -8% |
| University High | Public | 67 | -15% |
| Northwood High School | Public | 71 | -11% |
| Irvine High School | Public | 43 | -14% |
| Trabuco Hills High School | Public | 23 | -14% |
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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