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Needs Improvement

#8988 of 9,533 schools in CA

Rio Del Oro Elementary

Elementary School · Plumas Lake Elementary

1220 Zanes Dr., Plumas Lake, CA 95961

Enrollment

521

Student-Teacher

21.7:1

Score

3.9

Grades

Kindergarten – 5th

Updated 2022-23

How this school compares

In Plumas Lake

#3 of 3

public schools

California elementary schools

#5,404 of 5,817

In district

#3 of 3

Plumas Lake Elementary

About Rio Del Oro Elementary

Rio Del Oro Elementary is a regular public school nestled in Plumas Lake, California, on the outskirts of an urban area. The school caters to kindergarten through fifth grade students and currently enrolls 521 kids with a student-teacher ratio of 21.7:1, ensuring each child receives ample attention from their educators. With 24 full-time equivalent teachers, Rio Del Oro Elementary focuses on providing a supportive learning environment.

Academically, the school has a MySchoolScout rating of 5.4 out of 10 and ranks at #4824 among California's 9,566 schools, placing it around the 50th percentile. The ELA/Reading proficiency rate is 55%, while in math, 43% of students are proficient or above. These scores indicate areas where the school can focus on further academic growth and development.

Rio Del Oro Elementary is situated in a town that offers a blend of rural charm with easy access to urban amenities. The community around the school is warm and welcoming, fostering a supportive environment for both students and their families.

What Parents Should Know

The student-teacher ratio at Rio Del Oro Elementary is 21.7:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress1.6Significantly Below Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-4.21 pts/yr
Data Period2019–2024
TrendDeclining
Academics6.7Above Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency38.1%
Reading/ELA Proficiency52.3%
Math vs. State Avg-7.6 pts
Reading vs. State Avg+9.5 pts
Overall Proficiency45%
Expected (poverty-adj.)52%
vs. Expected-6.4 pts
Adjusted Percentile52th
College ReadinessNot Available

Data not available for this school

Resources & Environment5.4Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio21.7:1
Per-Pupil Spending$12,960

Rio Del Oro Elementary — Students at Rio Del Oro Elementary score 45% proficient, which is below what's typical for similar communities (expected: 52%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

41.5%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 43.1%
School
State
39.4%
ELA Proficiency 55.2%
School
State
45.3%

Based on 10 test records from CA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
64%
ELA
68%
2024
Math
37.9%
ELA
52%

Source: EdFacts (NCES) and state assessment data. Growth score: 1.6/10.

How Rio Del Oro Elementary Compares

See how Rio Del Oro Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
3.9/10
6th percentile in CA
Academic
6.7/10
6.7/10
Growth
1.6/10
Below average
Environment
5.4/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
42%
Teaching Staff
22:1 student-teacher ratio
24 teachers

Location

1220 Zanes Dr., Plumas Lake, CA 95961

Nearby Alternatives

Families considering Rio Del Oro Elementary may also want to explore other elementary schools in the area. Marcum-Illinois Union Elementary (rated 8.0/10, 6.9 miles away, in nearby East Nicolaus), which scores notably higher. Another option is Riverbend Elementary (rated 5.9/10, 6.2 miles away, in nearby Yuba City), which scores notably higher. Additionally, Cobblestone Elementary (rated 5.8/10, 0.7 miles away), which scores notably higher. For more schools in Plumas Lake, see our Plumas Lake schools guide .

Nearby Schools

20 within 6.3 mi
School Distance Rating
Cobblestone Elementary Plumas Lake 0.7 mi 5.8
Riverside Meadows Intermediate Plumas Lake 1.4 mi 5.1
Arboga Elementary Olivehurst 2.7 mi 4.5
Olivehurst Elementary Olivehurst 4.5 mi 4.8
Browns Elementary Rio Oso 4.7 mi 5.3
Johnson Park Elementary Olivehurst 4.8 mi 5.4
Lindhurst High Olivehurst 5.1 mi 5.2
South Lindhurst Continuation High Olivehurst 5.1 mi 4.6
Yuba Gardens Intermediate Olivehurst 5.3 mi 6.0
Ella Elementary Olivehurst 5.8 mi 4.4
Riverbend Elementary Yuba City 6.2 mi 5.9
Marcum-Illinois Union Elementary East Nicolaus 6.9 mi 8.0
South Sutter Charter Placerville 7.0 mi 4.8
East Nicolaus High Nicolaus 7.0 mi 5.0
Barry Elementary Yuba City 6.3 mi 4.6
Edgewater Elementary Marysville 7.5 mi 4.5
NEW LIFE CHRISTIAN SCHOOL Olivehurst 7.6 mi 5.3
Rising Star Sped Academy-Sirius Campus Yuba City 6.0 mi
Cedar Lane Elementary Olivehurst 7.9 mi 5.7
Bear River Wheatland 6.3 mi 6.9

Neighborhood Census ACS (2019-2023)

Census data for ZIP 95961 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$85,404

Median Home Value

$400,900

Median Rent

$1,279/mo

Population

33,439

College Educated

17.6%

Homeownership

72%

Avg Commute

33.6 min

Poverty Rate

10.2%

Median Age

32.1

Community Profile

The community surrounding Rio Del Oro Elementary has a median household income of $85,404. It is a community where 18% of adults hold a bachelor's degree or higher. The median home value in the area is $400,900, with a median rent of $1,279/month. The area has a poverty rate of 10.2%. The average commute for residents is 34 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Alvin S. Hatch Elementary Half Moon Bay, CA 3.9
Anderson Elementary Garden Grove, CA 3.9
Anna Kyle Elementary Fairfield, CA 3.9
Aspire Gateway Academy Charter Oakland, CA 3.9
Aspire Titan Academy Oakland, CA 3.9
Atherwood Elementary Simi Valley, CA 3.9

Frequently Asked Questions

Common questions about Rio Del Oro Elementary

What grades does Rio Del Oro Elementary serve?

Rio Del Oro Elementary serves students in grades Kindergarten through 5th.

How many students attend Rio Del Oro Elementary?

Rio Del Oro Elementary has an enrollment of approximately 521 students.

What is the student-teacher ratio at Rio Del Oro Elementary?

The student-teacher ratio at Rio Del Oro Elementary is 21.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Rio Del Oro Elementary rank in CA?

Rio Del Oro Elementary is ranked #8988 out of 9,533 schools in CA.

What is Rio Del Oro Elementary's MySchoolScout rating?

Rio Del Oro Elementary has a composite rating of 3.9 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Rio Del Oro Elementary?

Based on the most recent state assessment data, Rio Del Oro Elementary has 43.1% math proficiency and 55.2% reading/ELA proficiency.

Is Rio Del Oro Elementary a charter school?

No, Rio Del Oro Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is Rio Del Oro Elementary a Title I school?

No, Rio Del Oro Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Rio Del Oro Elementary?

41.5% of students at Rio Del Oro 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.

11 schools nearby View map →

Neighborhood Context

County Safety
Elevated (1,028/100K)

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
521
Student-Teacher Ratio
21.7:1
Teachers (FTE)
24
Free/Reduced Lunch
41.5%
Type
regular
Setting
Fringe Town
County
Yuba County
Data Year
2023–2024

District

Plumas Lake Elementary
District Enrollment
1,604
Schools in District
3
Per-Pupil Spending
$15,455
District Rank
#3 of 3

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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