This page shows how students from Justin-siena High School did when they applied to the University of California. It is not the admission rate for getting into Justin-siena High School itself; for that, contact the school’s admissions office.
In fall 2025, 85 students from Justin-siena High School applied to the University of California and 49 (58%) were admitted to at least one campus. The most popular choice was UC Los Angeles with 62 applicants. The hardest campus to get into was UC Los Angeles (6 of 62 admitted, 10%), and the easiest was UC Merced (90%). Admitted students had an average UC GPA (weighted, capped) of 4.01.
What stands out
Its rate of admission to at least one UC campus (58%) was 13 points below the Napa County average (70%). Between 2021 and 2025, UC Davis got harder for Justin-siena High School students (48% → 31% admitted), while UC Santa Barbara got easier (24% → 31%). Its applicants were admitted at lower rates than the overall applicant pool at UC Davis, UC Irvine, UC San Diego, UC Santa Barbara and UC Santa Cruz.
Fall 2025 results by campus
| Campus | Applied | Admitted | Admit rate | All applicants’ rate | Enrolled | Avg GPA applied | Avg GPA admitted |
|---|---|---|---|---|---|---|---|
| Any UC campus | 85 | 49 | 58% | — | 24 | 3.96 | 4.01 |
| UC Berkeley | 43 | 6 | 14% | 11% | — | 4.06 | 4.32 |
| UC Davis | 48 | 15 | 31% | 44% | 6 | 3.93 | 4.14 |
| UC Irvine | 38 | 7 | 18% | 29% | — | 3.93 | 4.05 |
| UC Los Angeles | 62 | 6 | 10% | 9% | 4 | 4.09 | 4.33 |
| UC Merced | 20 | 18 | 90% | 94% | — | 3.84 | 3.88 |
| UC Riverside | 24 | 21 | 88% | 87% | 3 | 3.86 | 3.90 |
| UC San Diego | 53 | 9 | 17% | 28% | 3 | 4.02 | 4.22 |
| UC Santa Barbara | 59 | 18 | 31% | 38% | 3 | 4.02 | 4.22 |
| UC Santa Cruz | 37 | 23 | 62% | 72% | 4 | 3.85 | 4.04 |
“All applicants’ rate” is the campus admit rate across all freshman applicants that year, including out-of-state and international.
Five-year trend
| Campus | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|
| Any UC campus | 63% (43/68) | 56% (45/80) | 58% (42/72) | 61% (46/75) | 58% (49/85) |
| UC Berkeley | 16% (5/32) | 12% (5/41) | — (—/26) | 20% (8/40) | 14% (6/43) |
| UC Davis | 48% (19/40) | 40% (19/48) | 42% (19/45) | 34% (17/50) | 31% (15/48) |
| UC Irvine | 25% (8/32) | 27% (12/44) | 28% (11/40) | 14% (6/44) | 18% (7/38) |
| UC Los Angeles | 17% (7/41) | 12% (6/49) | 16% (6/38) | 17% (7/41) | 10% (6/62) |
| UC Merced | 83% (5/6) | 88% (7/8) | 100% (10/10) | 100% (9/9) | 90% (18/20) |
| UC Riverside | 67% (8/12) | 71% (5/7) | 90% (9/10) | 83% (10/12) | 88% (21/24) |
| UC San Diego | 27% (11/41) | 21% (10/48) | 17% (8/46) | 21% (12/57) | 17% (9/53) |
| UC Santa Barbara | 24% (12/50) | 26% (15/57) | 16% (7/43) | 21% (11/53) | 31% (18/59) |
| UC Santa Cruz | 68% (21/31) | 56% (19/34) | 66% (19/29) | 69% (25/36) | 62% (23/37) |
Admit rate, with admitted / applied in parentheses.
Where would your GPA land?
Enter your GPA to compare yourself with students from Justin-siena High School who were admitted to each campus.
Other Napa County high schools
Source: University of California Office of the President, UC Information Center, Admissions by source school. Freshman counts are fall terms; transfer counts are the academic year starting that fall. Average GPAs are UC’s weighted, capped high school GPA (transfer GPA for colleges). “—” means UC suppressed a small count. This site is independent and not affiliated with the University of California. Admit rates describe past applicants, not any individual student’s chances.