Average
#6106 of 9,533 schools in CA
Twin Oaks High
High School · San Marcos Unified
158 Cassou Rd., San Marcos, CA 92069
Enrollment
213
Student-Teacher
16.4:1
Score
5.8
Grades
9th – 12th
Enrollment
213
Student-Teacher
16.4:1
Score
5.8
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In San Marcos
#12 of 19
public schools
California high schools
#1,306 of 1,892
In district
#12 of 19
San Marcos Unified
School environment
8.7 / 10
Exceptional
About Twin Oaks High
Twin Oaks High is an alternative high school located in San Marcos, California, right off Cassou Road. Serving students from ninth to twelfth grade, the school has a total enrollment of 213 students and employs 13 full-time equivalent teachers. With a student-teacher ratio of 16.4:1, Twin Oaks High aims to provide individualized attention for its diverse student body.
Academically, Twin Oaks High currently ranks in the 11th percentile among California high schools, reflecting areas where the school is focusing on growth and improvement. The ELA/reading proficiency rate stands at 14%, while math proficiency is just 1%. These scores suggest that Twin Oaks High is prioritizing student development through alternative educational approaches tailored to its unique population.
Twin Oaks High is situated in a large suburban area, offering students a blend of urban amenities and a close-knit community feel.
What Parents Should Know
While current test scores at Twin Oaks High are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
View breakdown
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Twin Oaks High — Students at Twin Oaks High score 6% proficient, which is below what's typical for similar communities (expected: 40%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
60.6%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 6 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.7/10.
How Twin Oaks High Compares
See how Twin Oaks High performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 2.5% (2019) to 0% (2024). Reading/ELA proficiency has declined from 17% (2019) to 11.94% (2024).
Location
158 Cassou Rd., San Marcos, CA 92069
Nearby Alternatives
Families considering Twin Oaks High may also want to explore other high schools in the area. Mission Hills High (rated 6.2/10, 2.6 miles away), which scores slightly higher. Additionally, Foothills High (rated 5.3/10), with a comparable rating. For more schools in San Marcos, see our San Marcos schools guide .
Nearby Schools
20 within 3.6 mi| School | Distance | Rating |
|---|---|---|
| Foothills High San Marcos | 0.0 mi | 5.3 |
| Twin Oaks Elementary San Marcos | 0.2 mi | 6.0 |
| Richland Elementary San Marcos | 1.9 mi | 7.2 |
| Paloma Elementary San Marcos | 2.1 mi | 7.5 |
| San Marcos Middle San Marcos | 2.5 mi | 5.4 |
| Mission Hills High San Marcos | 2.6 mi | 6.2 |
| North Coastal Consortium Schools San Marcos | 2.7 mi | 6.9 |
| San Marcos Elementary San Marcos | 2.7 mi | 4.3 |
| Woodland Park Middle San Marcos | 2.7 mi | 5.3 |
| Baypoint Preparatory Academy - San Diego San Marcos | 2.9 mi | 7.5 |
| Rancho Minerva Middle Vista | 3.1 mi | 4.7 |
| Monte Vista Elementary Vista | 3.2 mi | 5.3 |
| Knob Hill Elementary San Marcos | 3.6 mi | 6.3 |
| La Mirada Academy San Marcos | 3.6 mi | 6.0 |
| ST JOSEPH ACADEMY San Marcos | 3.5 mi | 6.0 |
| Hannalei Elementary Vista | 3.3 mi | 6.0 |
| Joli Ann Leichtag Elementary Vista | 3.5 mi | 6.3 |
| Discovery Elementary San Marcos | 4.1 mi | 8.2 |
| Dual Language Immersion North County Vista | 3.6 mi | 8.5 |
| Classical Academy Vista Vista | 3.6 mi | 6.5 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 92069 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$93,065
Median Home Value
$714,700
Median Rent
$2,078/mo
Population
46,825
College Educated
34.9%
Homeownership
55.8%
Avg Commute
26.1 min
Poverty Rate
11.8%
Median Age
36.5
Community Profile
The community surrounding Twin Oaks High has a median household income of $93,065. It is an area where 35% of adults hold a bachelor's degree or higher. The median home value in the area is $714,700, with a median rent of $2,078/month. The area has a poverty rate of 11.8%. The average commute for residents is 26 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Brenkwitz High Hayward, CA | 5.8 |
| Esparto High Esparto, CA | 5.8 |
| Independence High (Alternative) Roseville, CA | 5.8 |
| Lucerne Valley High Lucerne Valley, CA | 5.8 |
| Mission View Public Lancaster, CA | 5.8 |
| Olympic Continuation High Concord, CA | 5.8 |
Frequently Asked Questions
Common questions about Twin Oaks High
What grades does Twin Oaks High serve?
Twin Oaks High serves students in grades 9th through 12th.
How many students attend Twin Oaks High?
Twin Oaks High has an enrollment of approximately 213 students.
What is the student-teacher ratio at Twin Oaks High?
The student-teacher ratio at Twin Oaks High is 16.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Twin Oaks High rank in CA?
Twin Oaks High is ranked #6106 out of 9,533 schools in CA.
What is Twin Oaks High's MySchoolScout rating?
Twin Oaks High has a composite rating of 5.8 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 Twin Oaks High?
Based on the most recent state assessment data, Twin Oaks High has 0.8% math proficiency and 13.6% reading/ELA proficiency.
Is Twin Oaks High a charter school?
No, Twin Oaks High is not a charter school. It is a traditional public school operated by the local school district.
Is Twin Oaks High a Title I school?
No, Twin Oaks High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Twin Oaks High?
60.6% of students at Twin Oaks 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
- City Safety
- Elevated (890/100K)
FBI UCR 2024. City-level (San Marcos). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 213
- Student-Teacher Ratio
- 16.4:1
- Teachers (FTE)
- 13
- Free/Reduced Lunch
- 60.6%
- Type
- alternative
- Setting
- Large Suburb
- County
- San Diego County
- Phone
- (760) 290-2555
- Data Year
- 2023–2024
Resources & Links
District
San Marcos Unified- District Enrollment
- 19,374
- Schools in District
- 19
- Per-Pupil Spending
- $14,639
- District Rank
- #12 of 19
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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