Average
#7263 of 9,533 schools in CA
Rim of the World Senior High
High School · Rim of the World Unified
PO Box 430, Lake Arrowhead, CA 92352
Enrollment
897
Student-Teacher
21.4:1
Score
5.2
Grades
9th – 12th
Enrollment
897
Student-Teacher
21.4:1
Score
5.2
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Lake Arrowhead
#4 of 7
public schools
California high schools
#1,551 of 1,892
In district
#4 of 7
Rim of the World Unified
About Rim of the World Senior High
Rim of the World Senior High serves 897 students in grades 9-12 in the mountain community of Lake Arrowhead, California. With 42 full-time equivalent teachers, the school maintains a student-teacher ratio of 21.4:1, providing a manageable classroom environment for high school learners. The school has room for academic growth, with 47% of students demonstrating proficiency in English Language Arts and 18% in mathematics.
These performance levels place Rim of the World Senior High at #5605 among California's 9566 schools, positioning it in the 41st percentile statewide with a MySchoolScout rating of 5.0 out of 10. The school draws from a well-educated community where 44% of residents hold bachelor's degrees or higher, and the median household income reaches $104,683. With a relatively low poverty rate of 10.1% and median home values of $544,500, the surrounding ZIP code of 92352 reflects a stable, middle-to-upper-middle-class mountain community of 6,147 residents.
Students at Rim of the World Senior High experience their education in the scenic San Bernardino County mountains, where the school sits in a town on the fringe of an urban area, offering both natural beauty and accessibility to broader regional opportunities.
What Parents Should Know
The student-teacher ratio at Rim of the World Senior High is 21.4:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.
Score Breakdown
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Rim of the World Senior High — Students at Rim of the World Senior High score 32% proficient, which is below what's typical for similar communities (expected: 42%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
57.5%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 8 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.7/10.
How Rim of the World Senior High Compares
See how Rim of the World Senior High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 17% (2019) to 18.03% (2024). Reading/ELA proficiency has declined from 57% (2019) to 46.75% (2024).
Location
PO Box 430, Lake Arrowhead, CA 92352
Nearby Alternatives
Families considering Rim of the World Senior High may also want to explore other high schools in the area. Entrepreneur High (rated 6.0/10, 6.8 miles away, in nearby Ontario), which scores slightly higher. Another option is AQUINAS HIGH SCHOOL (rated 5.6/10, 6.6 miles away, in nearby San Bernardino), which scores slightly higher. Additionally, Mountain High (rated 5.0/10, 0.1 miles away), with a very similar rating. For more schools in Lake Arrowhead, see our Lake Arrowhead schools guide .
Nearby Schools
20 within 5.7 mi| School | Distance | Rating |
|---|---|---|
| Mountain High Lake Arrowhead | 0.1 mi | 5.0 |
| Rim Virtual Academy Lake Arrowhead | 0.1 mi | 5.2 |
| MT CALVARY LUTHERAN EARLY EDUCATION CENTER Lake Arrowhead | 0.1 mi | — |
| Mt. Calvary Lutheran Early Education Center Lake Arrowhead | 0.2 mi | — |
| LAKE ARROWHEAD CHRISTIAN SCHOOL Twin Peaks | 1.2 mi | 6.2 |
| Mary P. Henck Intermediate Lake Arrowhead | 2.2 mi | 5.0 |
| FAITH ACADEMY LAKE ARROWHEAD Lake Arrowhead | 2.3 mi | — |
| Lake Arrowhead Elementary Lake Arrowhead | 3.3 mi | 7.1 |
| Belvedere Elementary Highland | 5.9 mi | 5.3 |
| Serrano Middle Highland | 6.1 mi | 6.8 |
| Oehl Elementary Highland | 6.3 mi | 4.8 |
| Del Rosa Elementary San Bernardino | 6.2 mi | 4.7 |
| Del Vallejo Middle San Bernardino | 6.4 mi | 6.6 |
| Alternative Learning Center San Bernardino | 6.4 mi | 7.6 |
| Virtual Academy San Bernardino | 6.4 mi | — |
| Barton Elementary San Bernardino | 6.6 mi | 5.9 |
| AQUINAS HIGH SCHOOL San Bernardino | 6.6 mi | 5.6 |
| New Vision Middle Ontario | 6.8 mi | 5.5 |
| Entrepreneur High Ontario | 6.8 mi | 6.0 |
| Valley of Enchantment Elementary Lake Arrowhead | 5.7 mi | 6.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 92352 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$106,575
Median Home Value
$627,400
Median Rent
$2,132/mo
Population
6,496
College Educated
40.7%
Homeownership
86.4%
Poverty Rate
10.1%
Median Age
49.2
Community Profile
The community surrounding Rim of the World Senior High has a median household income of $106,575. It is a well-educated community where 41% of adults hold a bachelor's degree or higher. The median home value in the area is $627,400, with a median rent of $2,132/month. The area has a poverty rate of 10.1%. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BISHOP ALEMANY HIGH SCHOOL Mission Hills, CA | 5.2 |
| Castlemont High Oakland, CA | 5.2 |
| Elsie Allen High Santa Rosa, CA | 5.2 |
| Lindhurst High Olivehurst, CA | 5.2 |
| Mission Academy Lancaster, CA | 5.2 |
| Pomona High Pomona, CA | 5.2 |
Frequently Asked Questions
Common questions about Rim of the World Senior High
What grades does Rim of the World Senior High serve?
Rim of the World Senior High serves students in grades 9th through 12th.
How many students attend Rim of the World Senior High?
Rim of the World Senior High has an enrollment of approximately 897 students.
What is the student-teacher ratio at Rim of the World Senior High?
The student-teacher ratio at Rim of the World Senior High is 21.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Rim of the World Senior High rank in CA?
Rim of the World Senior High is ranked #7263 out of 9,533 schools in CA.
What is Rim of the World Senior High's MySchoolScout rating?
Rim of the World Senior High has a composite rating of 5.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Rim of the World Senior High?
Based on the most recent state assessment data, Rim of the World Senior High has 16.3% math proficiency and 45.6% reading/ELA proficiency.
Is Rim of the World Senior High a charter school?
No, Rim of the World Senior High is not a charter school. It is a traditional public school operated by the local school district.
Is Rim of the World Senior High a Title I school?
No, Rim of the World Senior High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Rim of the World Senior High?
57.5% of students at Rim of the World Senior High qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
- County Safety
- Low (231/100K)
FBI UCR 2024. County-level only. Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 897
- Student-Teacher Ratio
- 21.4:1
- Teachers (FTE)
- 42
- Free/Reduced Lunch
- 57.5%
- Type
- regular
- Setting
- Fringe Town
- County
- San Bernardino County
- Phone
- (909) 336-2038
- Data Year
- 2023–2024
Resources & Links
District
Rim of the World Unified- District Enrollment
- 2,853
- Schools in District
- 7
- Per-Pupil Spending
- $16,589
- District Rank
- #4 of 7
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.
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