Public SchoolElementary

Old River Elementary

30 Learning Ln., Brentwood, CA 94513

BSchola Grade
Grades
K–8
Elementary
Students
332
Enrolled 2024–25
Students per teacher
22.5 : 1
Full-time teachers
District
Knightsen Elementary
Contra Costa County

Schola Grade B · Above average

Letter grade (A–F) · compared with 5,632 California elementary schools · How we grade
Test scores57% proficient in math & reading
77thpercentile
Equity44% of low-income students proficient
80thpercentile
Attendance30% chronically absent
46thpercentile
Class size22.5 students per teacher
49thpercentile

Percentiles compare this school with other California elementary schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Old River Elementary

Old River Elementary is a public elementary school in Brentwood, California, serving grades K–8. It is part of Knightsen Elementary. The school is located in a rural area near a town in Contra Costa County.

In the 2024–25 school year, 332 students were enrolled, with about 22.5 students for every full-time teacher. That ratio is larger than the typical California elementary school (21.4 students per teacher). Its Schola Grade is B (above average), compared with 5,632 California elementary schools.

Grades & enrollment

Students per grade, 2024–25Grades K–8

Location & nearby schools

30 Learning Ln.
Brentwood, CA 94513
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School details

Type
Public School · What this means
Level
Elementary
Grades offered
K–8
Enrollment (2024–25)
332 students
Students per teacher
22.5 to 1
Charter school
No
Magnet school
No
Locale
Rural — Fringe
School district
Knightsen Elementary
County
Contra Costa County
NCES school ID
062004014006

Schools near Old River Elementary

All 19 schools in Brentwood →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.