Casterlin High
Blocksburg · CA · Southern Humboldt Joint Unified · Public
Similar nearby schools
Most similar nearby schools
Southern Trinity High → Agnes J. Johnson Charter → Osprey Learning Center → Valley High → Mt. Lassic High (Continuation) → Whale Gulch High → Trinity River Community Day → Mattole Triple Junction High →At a glance
- AP rigor: Bottom 6% of US high schools
Composed from federal CRDC offerings, and other public data. Full breakdowns below.
How Casterlin High compares for families
What families should know about Casterlin High.
- ▸ LocallyCA trails the US average on NAEP 8th-grade math (−4 points). Stronger local schools matter even more.
- ▸ vs Similar SchoolsThe closest comparables nearby: Southern Trinity High, Agnes J. Johnson Charter, Osprey Learning Center and 5 more. See the sidebar to compare side-by-side.
For Parents
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Objective, government-grade data — no school pays us for placement.
SAT / ACT participation
CRDC federal data · 2020-21Source: federal Civil Rights Data Collection (CRDC 2020-21). Volume — not score — is what's reported here. A higher count means more students at this school are entering the college admissions pipeline. Note: 2020-21 was COVID-disrupted; some districts (especially those that stayed remote longer) report unusually low or zero takers.
Counselor capacity
Source: U.S. Department of Education, Civil Rights Data Collection 2020-2021. Counselor ratio = the school's most recent total enrollment ÷ counselor FTE. The American School Counselor Association (ASCA) recommends a 250:1 maximum; the US national median across schools with on-staff counselors is roughly 430:1.
Enrollment trend & projection
Total enrollment + grade 12, NCES Common Core of Data (2021–2024).
Most similar nearby high schools
The schools most like this one — same type, blended on distance and size — and where their enrollment is heading. These are the schools families here weigh against each other.
| School | Type | Miles | HS enrollment | Trend |
|---|---|---|---|---|
| Southern Trinity High Mad River |
Public | 15.6 | 7 | — |
| Agnes J. Johnson Charter Weott |
Public · charter | 16.8 | 2 | — |
| Osprey Learning Center Redway |
Public | 13.6 | 9 | — |
| Valley High Hayfork |
Public | 31.5 | 5 | — |
| Mt. Lassic High (Continuation) Mad River |
Public | 15.6 | 1 | — |
| Whale Gulch High Whitethorn |
Public | 25.8 | 7 | — |
| Trinity River Community Day Weaverville |
Public | 49.4 | 3 | — |
| Mattole Triple Junction High Petrolia |
Public | 35.4 | 2 | — |
Related reading
UC testing review · August 25, 2026
College admissions · August 21, 2026