Twin Oaks Elementary

Elementary school·Grades K-5 San Marcos, California·92069
Score
58.6/100
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#1,939
Among 4,688 California elementary schools
#8
In San Marcos Unified
Top 42%
In California

Score 58.6/100: better than 58% of California elementary schools on 2024-25 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2024-25)

% met or exceeded standard on state tests in California, all students. Colored bars are green when the school is at or above the average for similar California schools.

English language arts
45%
Similar California schools ≈ 47%, better than 53% of them
280 students tested
Math
43%
Similar California schools ≈ 42%, better than 58% of them
280 students tested
Science
40%
Similar California schools ≈ 34%, better than 66% of them
101 students tested
All California schools (ELA / math)
49% / 37%
State average across every school type, 2024-25
All 10 published results by grade and test

As published by California Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 3Smarter Balanced ELA31.589
English language artsGrade 4Smarter Balanced ELA45.091
English language artsGrade 5Smarter Balanced ELA58100
English language artsAll gradesSmarter Balanced ELA45.4280
MathGrade 3Smarter Balanced Math42.789
MathGrade 4Smarter Balanced Math36.790
MathGrade 5Smarter Balanced Math47.5101
MathAll gradesSmarter Balanced Math42.5280
ScienceGrade 5CAST39.6101
ScienceAll gradesCAST39.6101

School profile

Grades
K-5
Students
706
Type
Elementary school
Charter school
No
Program
Regular

Students

Enrollment
706
Typical elementary school: 464
Free or reduced-price lunch
44%
Typical elementary school: 72%

District and location

School district
City
San Diego County

Contact

Address
1 Cassou Rd.
San Marcos, CA 92069
District website
Shared by several schools in the district

"Typical" is the middle (median) elementary school in California. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby elementary schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Twin Oaks Elementary at a glance

Twin Oaks Elementary is a public elementary school in San Marcos, California, serving grades K-5. It is part of the San Marcos Unified school district. It has about 706 students (a typical California elementary school has 464). About 44% of students are eligible for free or reduced-price lunch, compared with 72% at a typical California elementary school, which is useful context when reading test results.

In 2024-25 state tests, 45% in English language arts (similar schools: 47%) and 43% in math (similar schools: 42%) reached the state standard (% met or exceeded standard). On our score, which compares it only with other California elementary schools, it scores 58.6 out of 100: better than 58% of them, ranking #1,939 of 4,688. Its English language arts result fell by 2 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

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Page updated 2026-10-12.