Rios Elementary
🇺🇸 Official data · 2025El Cajon, California 92021 · Cajon Valley Union
#3641 of 5,693 elementary schools in California
#40804 of 50,301 nationally
About Rios Elementary
Rios Elementary is a public elementary located in El Cajon, in the Cajon Valley Union school district of California, United States. It caters for Grades K–5. In 2025 it enrolled 255 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 26.4 out of 100, placing it in the lower 50% of elementary schools in United States and 3641st of 5,693 ranked elementary schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (32th percentile), and its weakest is students per teacher (17th percentile).
Other published figures: enrollment 255.
There are 36 schools in El Cajon; Rios Elementary ranks 18th of 32 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)32%
- Reading proficiency (30%)37%
- Community advantage (fewer free/reduced-price lunch) (25%)76.1%
- Students per teacher (15%)21.3
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 Rios Elementary by the official sources.
- Enrollment
- 255
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 76.1%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 21.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 37%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 32%
- Share of tested students proficient or above (all students, all grades).
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Schools near Rios Elementary
Closest schools by straight-line distance, with their Success Index (US).
Lakeview Elementary
Lakeside · Public elementary · Grades K–5
666 students · 2.9 km away
Blossom Valley Elementary
El Cajon · Public elementary · Grades K–5
533 students · 3.4 km away
Tierra del Sol Middle
Lakeside · Public middle · Grades 6–8
713 students · 3.9 km away
Crest Elementary
El Cajon · Public elementary · Grades K–8
271 students · 4.0 km away
Lindo Park Elementary
Lakeside · Public elementary · Grades K–5
421 students · 4.4 km away
Lakeside Early Advantage Preschool
Lakeside · Public other
· 4.4 km away
Lemon Crest Elementary
Lakeside · Public elementary · Grades K–5
437 students · 4.7 km away
El Capitan High
Lakeside · Public high · Grades 9–12
1,810 students · 5.1 km away
Shadow Hills Elementary
Alpine · Public elementary · Grades 1–5
377 students · 5.4 km away
Creekside Early Learning Center
Alpine · Public elementary · Grades K–K
227 students · 5.4 km away
Similar schools
Public elementary schools in California with a comparable Enrollment.
Morris Elementary
McKinleyville · Public elementary · Grades 3–5
255 students
Raisin City Elementary
Raisin City · Public elementary · Grades K–8
255 students
Terrell Elementary
San Jose · Public elementary · Grades K–5
255 students
Cleveland Elementary
Santa Barbara · Public elementary · Grades K–6
254 students
Linell K. Walker Elementary
Fortuna · Public elementary · Grades K–4
256 students
Horace Cureton Elementary
San Jose · Public elementary · Grades K–5
254 students
Frequently asked questions
Is Rios Elementary a good school?
Rios Elementary has a Success Index (US) of 26.4 out of 100 (Lower 50% of elementary schools in United States) and ranks #3641 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 Rios Elementary rank in California?
Rios Elementary ranks #3641 of 5,693 elementary schools in California and #40804 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Rios Elementary?
Rios Elementary had 255 students in 2025.
Is Rios Elementary a elementary school or a high school?
Rios Elementary is classified as a elementary covering Grades K–5. It is a public school.
What other schools are near Rios Elementary?
There are 10 schools within 15 km of Rios Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.