Very Good
#2517 of 9,539 schools in CA
Top 26% in state
Old River Elementary
Elementary School · Knightsen Elementary · Knightsen, CA
A Knightsen Elementary elementary school where students score 12 points below what's typical for similar communities.
PO Box 265, Knightsen, CA 94548
- Math 50% vs CA 37% (2024)
- Reading 59% vs CA 46% (2024)
- 23.8:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Old River Elementary score 54% proficient, which is below what's typical for similar communities (expected: 66%).
2024 CAASPP proficiency
Most recent published year. School vs. CA average.
Trend
↑ ImprovingProficiency has improved 5 points since 2018, reaching 55% in 2024, across a 9-year record (2016–2024).
Show all 6 years by subject
Multi-year averages used by the rating model: math 49% (multi-year average, 2016-2024) · reading/ELA 57% (multi-year average, 2016-2024)
Based on 24 test records from CA state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
15.5%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Old River Elementary sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the San Francisco Bay Area map →
Getting around & local context
- Walk 6Car-Dependent
- Bike 34Somewhat Bikeable
- County Safety: Low243/100K
Powered by
FBI Uniform Crime Reporting · 2024 · county context, not school-level safety or attendance eligibility. Source details
Source period: 2024. A newer release may be available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$183,100
Median home value
$918,100
College educated
33.9%
Homeownership
100%
Poverty rate
3.1%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 94548; this is area context, not an attendance boundary.
Compare nearby
Nearby same-level schools
4 from a 5-mile search; district fallback available
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Byron Institute for Independent StudyEnrollment path unverified | Not rated | K–8 | 1.9 mi | 21 | Compare → |
| Timber Point ElementaryEnrollment path unverified | 4.5 | K–5 | 1.9 mi | 356 | Compare → |
| All God's Children Christian SchoolPrivate · tuition | Not rated | K–5 | 2.6 mi | 93 | Compare → |
| All God's Children Christian SchoolPrivate · tuition | 4.6private | K–5 | 2.6 mi | 98 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Knightsen Elementary
- Schools in district
- 2
- Rank in district
- #1 of 2
- District spending per student
- $13,146NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 5.8%Census SAIPE · 2024
Old River Elementary is listed in Knightsen Elementary; a district label does not verify attendance for an address.
About Old River Elementary
Old River Elementary is a public elementary school in Knightsen, CA, part of Knightsen Elementary, serving approximately 309 students in grades Kindergarten-8th with a 23.8:1 student-teacher ratio. It holds a MySchoolScout rating of 7.5 out of 10 and ranks #2,517 of 9,539 schools in CA. State assessment records show 49% math proficiency (multi-year average, 2016-2024) and 57% reading/ELA proficiency (multi-year average, 2016-2024).
Frequently asked questions
Common questions about Old River Elementary
What grades does Old River Elementary serve?
Old River Elementary serves students in grades Kindergarten through 8th.
How many students attend Old River Elementary?
Old River Elementary has an enrollment of approximately 309 students.
What is the student-teacher ratio at Old River Elementary?
The student-teacher ratio at Old River Elementary is 23.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Old River Elementary rank in CA?
Old River Elementary ranks #2,517 of 9,539 schools in CA.
What is Old River Elementary's MySchoolScout rating?
Old River Elementary has a current MySchoolScout rating of 7.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Old River Elementary?
Based on loaded state assessment records, Old River Elementary has 49% math proficiency (multi-year average, 2016-2024) and 57% reading/ELA proficiency (multi-year average, 2016-2024).
Is Old River Elementary a charter school?
No, Old River Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Old River Elementary a Title I school?
No, Old River Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Old River Elementary?
15.5% of students at Old River Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- Kindergarten – 8th
- Enrollment
- 309
- Student-Teacher Ratio
- 23.8:1
- Teachers (FTE)
- 13
- Type
- regular
- Setting
- Fringe Rural
- County
- Contra Costa County
- Chronic Absenteeism (SY 2022-23)
- 29.1%
- Phone
- (925) 626-3330
- Area population (ZIP 94548)
- 637
- Area median age
- 29.6
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2024 CAASPP · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2024 CAASPP. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2024 CAASPP · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2024 CAASPP. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 94548; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2016-2024; directory SY 2023–24
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