Old River Elementary
🇺🇸 Official data · 2025Brentwood, California 94513 · Knightsen Elementary
#1618 of 5,693 elementary schools in California
#21260 of 50,301 nationally
About Old River Elementary
Old River Elementary is a public elementary located in Brentwood, in the Knightsen Elementary school district of California, United States. It caters for Grades K–8. In 2025 it enrolled 332 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 55.6 out of 100, placing it in the top 50% of elementary schools in United States and 1618th of 5,693 ranked elementary schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (93th percentile), and its weakest is students per teacher (5th percentile).
Other published figures: enrollment 332.
There are 15 schools in Brentwood; Old River Elementary ranks 8th of 15 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)47%
- Reading proficiency (30%)52%
- Community advantage (fewer free/reduced-price lunch) (25%)15.4%
- Students per teacher (15%)23.7
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 Old River Elementary by the official sources.
- Enrollment
- 332
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 15.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 23.7
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 52%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 47%
- Share of tested students proficient or above (all students, all grades).
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Schools near Old River Elementary
Closest schools by straight-line distance, with their Success Index (US).
Timber Point Elementary
Discovery Bay · Public elementary · Grades K–5
362 students · 3.1 km away
Discovery Bay Elementary
Discovery Bay · Public elementary · Grades K–5
417 students · 4.2 km away
Knightsen Elementary
Knightsen · Public elementary · Grades K–8
316 students · 5.1 km away
Summer Lake Elementary
Oakley · Public elementary · Grades K–5
595 students · 5.5 km away
Mary Casey Black Elementary
Brentwood · Public elementary · Grades K–5
680 students · 6.2 km away
Garin Elementary
Brentwood · Public elementary · Grades K–5
785 students · 6.2 km away
Edna Hill Middle
Brentwood · Public middle · Grades 6–8
1,047 students · 6.3 km away
Liberty High
Brentwood · Public high · Grades 9–12
2,836 students · 6.5 km away
Excelsior Middle
Byron · Public middle · Grades 6–8
377 students · 6.7 km away
Brentwood Elementary
Brentwood · Public elementary · Grades K–5
811 students · 7.8 km away
Similar schools
Public elementary schools in California with a comparable Enrollment.
Palisades Elementary
Capistrano Beach · Public elementary · Grades K–5
332 students
Aspen Elementary
Thousand Oaks · Public elementary · Grades K–5
332 students
Susan B. Anthony Elementary
Westminster · Public elementary · Grades K–6
332 students
Hudnall (Claude) Elementary
Inglewood · Public elementary · Grades K–6
332 students
Atwater Avenue Elementary
Los Angeles · Public elementary · Grades K–6
332 students
One Hundred Ninth Street Elementary
Los Angeles · Public elementary · Grades K–5
332 students
Frequently asked questions
Is Old River Elementary a good school?
Old River Elementary has a Success Index (US) of 55.6 out of 100 (Top 50% of elementary schools in United States) and ranks #1618 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 Old River Elementary rank in California?
Old River Elementary ranks #1618 of 5,693 elementary schools in California and #21260 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Old River Elementary?
Old River Elementary had 332 students in 2025.
Is Old River Elementary a elementary school or a high school?
Old River Elementary is classified as a elementary covering Grades K–8. It is a public school.
What other schools are near Old River Elementary?
There are 10 schools within 15 km of Old River Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.