Enrollment & Outcomes Scorecard
Petaluma High School
Public · Petaluma · Sonoma County · 1,173 students · Class of 2025
UC Reach Score · Class of 2025
22
Around the CA median
near the state median
Higher than 59% of California high schools
-1.7 pp vs. peer median (23)
· Ranked #6 of 10 similar schools
5-year UC Reach Score
2021 · 14
2025 · 22
-14%
Senior-class enrollment (2018–2026)
-13.5 pp
vs. Sonoma County baseline (-0%)
~1117
5-yr projected enrollment (56 fewer than today)
- ▸On UC Reach Score, Petaluma High School sits in the middle of its similar-school group (ranked #6 of 10): 22 vs. a peer median of 23.
- ▸Petaluma High School's UC Reach Score has declined meaningfully from a peak of 32 in 2024 to 22 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 down 14% (323→279 from 2018 to 2026), trailing the peer-group median of +3%.
- ▸At its recent rate (-1.6%/yr), enrollment projects to ~1117 by 2029 — about 56 fewer students than today.
Most similar nearby schools
| School | Type | UC Reach Score | Enroll. |
|---|---|---|---|
| San Marin High School | Public | 23 | +5% |
| Casa Grande High School | Public | 16 | +14% |
| Novato High School | Public | 25 | +2% |
| Sonoma Valley High School | Public | 24 | -22% |
| Roseland Charter | Public | — | +14% |
| Montgomery High | Public | 12 | -20% |
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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