San Onofre Elementary
🇺🇸 Official data · 2025San Clemente, California 92672 · Fallbrook Union Elementary
#1297 of 5,693 elementary schools in California
#17308 of 50,301 nationally
About San Onofre Elementary
San Onofre Elementary is a public elementary located in San Clemente, in the Fallbrook Union Elementary school district of California, United States. It caters for Grades K–8. In 2025 it enrolled 489 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 61.3 out of 100, placing it in the top 50% of elementary schools in United States and 1297th of 5,693 ranked elementary schools in California. Its strongest component is reading proficiency (86th percentile), and its weakest is students per teacher (13th percentile).
Other published figures: enrollment 489.
There are 11 schools in San Clemente; San Onofre Elementary ranks 7th of 11 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)62%
- Reading proficiency (30%)72%
- Community advantage (fewer free/reduced-price lunch) (25%)63.4%
- Students per teacher (15%)20.4
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for San Onofre Elementary by the official sources.
- Enrollment
- 489
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 63.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 20.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 72%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 62%
- Share of tested students proficient or above (all students, all grades).
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Schools near San Onofre Elementary
Closest schools by straight-line distance, with their Success Index (US).
Concordia Elementary
San Clemente · Public elementary · Grades K–5
533 students · 2.6 km away
Clarence Lobo Elementary
San Clemente · Public elementary · Grades K–5
328 students · 6.1 km away
Las Palmas Elementary
San Clemente · Public elementary · Grades K–5
743 students · 6.3 km away
San Clemente High
San Clemente · Public high · Grades 9–12
2,740 students · 6.8 km away
Marblehead Elementary
San Clemente · Public elementary · Grades K–5
195 students · 8.1 km away
Shorecliffs Middle
San Clemente · Public middle · Grades 6–8
634 students · 8.1 km away
Vista del Mar Elementary
San Clemente · Public elementary · Grades K–5
692 students · 9.0 km away
Vista del Mar Middle
San Clemente · Public middle · Grades 6–8
499 students · 9.0 km away
Truman Benedict Elementary
San Clemente · Public elementary · Grades K–5
602 students · 9.7 km away
Bernice Ayer Middle
San Clemente · Public middle · Grades 6–8
919 students · 9.8 km away
Similar schools
Public elementary schools in California with a comparable Enrollment.
Roosevelt Elementary
Fresno · Public elementary · Grades K–6
489 students
Monte Vista Elementary
Rohnert Park · Public elementary · Grades K–5
489 students
C. B. Eaton Elementary
Cupertino · Public elementary · Grades K–5
489 students
Williamson Elementary
Rancho Cordova · Public elementary · Grades K–5
489 students
Orangethorpe Elementary
Fullerton · Public elementary · Grades K–6
489 students
Jackson Avenue Elementary
Livermore · Public elementary · Grades K–5
489 students
Frequently asked questions
Is San Onofre Elementary a good school?
San Onofre Elementary has a Success Index (US) of 61.3 out of 100 (Top 50% of elementary schools in United States) and ranks #1297 of 5,693 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does San Onofre Elementary rank in California?
San Onofre Elementary ranks #1297 of 5,693 elementary schools in California and #17308 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend San Onofre Elementary?
San Onofre Elementary had 489 students in 2025.
Is San Onofre Elementary a elementary school or a high school?
San Onofre Elementary is classified as a elementary covering Grades K–8. It is a public school.
What other schools are near San Onofre Elementary?
There are 10 schools within 15 km of San Onofre Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.