Limited Profile
Not enough data to generate a rating
Casterlin High
High School · Southern Humboldt Joint Unified
24790 Alderpoint Rd., Blocksburg, CA 95514
Enrollment
5
Student-Teacher
1.7:1
Grades
9th – 12th
Enrollment
5
Student-Teacher
1.7:1
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
About Casterlin High
Casterlin High is a public high school in Blocksburg, CA, part of the Southern Humboldt Joint Unified. The school serves approximately 5 students in grades 9th – 12th with a student-teacher ratio of 1.7:1. The school is situated in a remote rural setting.
What Parents Should Know
With an enrollment of 5 students, Casterlin High is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.
With a student-teacher ratio of 1.7:1, Casterlin High offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.
Located in a rural area, Casterlin High may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
School Profile
Limited Data- Grades
- 9th – 12th
- Enrollment
- 5 students
- Type
- Public
- Student-Teacher Ratio
- 1.7:1
- Address
- 24790 Alderpoint Rd., Blocksburg, CA 95514
- Phone
- (707) 926-5402
- Data Year
- SY 2022-23
Why doesn't this school have a score?
We don't have enough verified data to rate this school fairly. This can happen when a school is very new, very small, or has limited test score reporting to the state.
Our rating model requires at least 2 of 4 data components (academics, student progress, college readiness, and resources) to generate a meaningful score. Schools below this threshold receive a Limited Profile to avoid misleading ratings.
Test Scores
Test score data not yet available for this school.
Location
24790 Alderpoint Rd., Blocksburg, CA 95514
Nearby Alternatives
Families considering Casterlin High may also want to explore other high schools in the area. Casterlin Elementary (rated 9.2/10). Another option is Van Duzen Elementary (rated 8.6/10, 15.6 miles away, in nearby Mad River). Additionally, Whale Gulch Elementary (rated 8.1/10, 25.8 miles away, in nearby Whitethorn). For more schools in Blocksburg, see our Blocksburg schools guide .
Nearby Schools
20 within 30.1 mi| School | Distance | Rating |
|---|---|---|
| Casterlin Elementary Blocksburg | 0.0 mi | 9.2 |
| Hoaglin-Zenia Elementary Mad River | 9.0 mi | — |
| South Fork High Miranda | 10.6 mi | 5.5 |
| Miranda Junior High Miranda | 10.6 mi | 3.9 |
| Southern Humboldt Community Eureka | 13.4 mi | — |
| Van Duzen Elementary Mad River | 15.6 mi | 8.6 |
| Southern Trinity High Mad River | 15.6 mi | — |
| Mt. Lassic High (Continuation) Mad River | 15.6 mi | — |
| Osprey Learning Center Redway | 13.6 mi | — |
| Redway Elementary Redway | 13.6 mi | 2.9 |
| Osprey Learning Center (Alternative) Redway | 13.6 mi | — |
| Bridgeville Elementary Bridgeville | 18.3 mi | 3.9 |
| Agnes J. Johnson Charter Weott | 16.8 mi | 7.8 |
| Whitethorn Elementary Whitethorn | 22.6 mi | — |
| Leggett Valley High Leggett | 26.5 mi | — |
| Leggett Valley Elementary Leggett | 26.5 mi | 6.8 |
| Whale Gulch Elementary Whitethorn | 25.8 mi | 8.1 |
| Whale Gulch High Whitethorn | 25.8 mi | — |
| Cuddeback Elementary Carlotta | 30.1 mi | 7.4 |
| Stanwood A. Murphy Elementary Scotia | 30.1 mi | 7.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 95514 (ACS 2019-2023 5-Year Estimates) · Data sources
Population
81
College Educated
30.6%
Homeownership
100%
Poverty Rate
0%
Median Age
46.5
Community Profile
It is an area where 31% of adults hold a bachelor's degree or higher. The local poverty rate of 0.0% is relatively low. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| 16:19 Academy Devore Heights, CA | — |
| A to Z Academy Holtville, CA | — |
| A+ homeschool Fairfield, CA | — |
| Academy of Divergent Learners Quartz Hill, CA | — |
| Alkavain Academy San Ramon, CA | — |
| Ambleside Academy Valley Center, CA | — |
Frequently Asked Questions
Common questions about Casterlin High
What grades does Casterlin High serve?
Casterlin High serves students in grades 9th through 12th.
How many students attend Casterlin High?
Casterlin High has an enrollment of approximately 5 students.
What is the student-teacher ratio at Casterlin High?
The student-teacher ratio at Casterlin High is 1.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
Is Casterlin High a charter school?
No, Casterlin High is not a charter school. It is a traditional public school operated by the local school district.
Is Casterlin High a Title I school?
No, Casterlin High is not currently a Title I school.
Neighborhood Context
- County Safety
- Average (580/100K)
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 5
- Student-Teacher Ratio
- 1.7:1
- Teachers (FTE)
- 3
- Type
- regular
- Setting
- Remote Rural
- County
- Humboldt County
- Phone
- (707) 926-5402
- Data Year
- 2023–2024
Resources & Links
District
Southern Humboldt Joint Unified- District Enrollment
- 645
- Schools in District
- 8
- Per-Pupil Spending
- $18,602
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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