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Very Good

#3350 of 9,533 schools in CA

Top 35% in state

Roy O. Andersen Elementary

Elementary School · Newport-Mesa Unified

2985 Bear St. Bldg. A, Costa Mesa, CA 92626

Enrollment

324

Student-Teacher

20.2:1

Score

7.0

Grades

Kindergarten – 6th

Updated 2022-23

How this school compares

In Costa Mesa

#20 of 38

public schools

California elementary schools

#2,194 of 5,817

In district

#20 of 31

Newport-Mesa Unified

Equity

9.5 / 10

Exceptional

About Roy O. Andersen Elementary

Roy O. Andersen Elementary serves 324 students from kindergarten through sixth grade in Costa Mesa, offering an exceptional academic experience that places it among California's top-performing schools. With a MySchoolScout rating of 9.2 out of 10 and ranking #114 out of 9,566 elementary schools statewide, this regular public school demonstrates outstanding educational outcomes.

The school maintains a student-teacher ratio of 20.2:1 with 16 full-time equivalent teachers, creating a learning environment where 80% of students achieve proficiency or above in both English Language Arts and Mathematics across all grade levels. This consistent academic excellence has earned Roy O. Andersen Elementary recognition in the 99th percentile of California schools.

Located on Bear Street in Costa Mesa, the school serves a community where families value education highly, with 44% of adults holding bachelor's degrees or higher. The surrounding 92626 ZIP code reflects an established neighborhood with a median household income of $105,281 and median home values around $962,000, while maintaining a relatively low poverty rate of 8.9%. Roy O.

Andersen Elementary sits in Orange County's small city setting, providing students with the benefits of suburban community life while delivering academic performance that rivals the state's most prestigious elementary schools.

What Parents Should Know

The student-teacher ratio at Roy O. Andersen Elementary is 20.2:1, 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 Progress5.2Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-1.4 pts/yr
Data Period2019–2024
TrendDeclining
Academics9.1Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency79.7%
Reading/ELA Proficiency80.2%
Math vs. State Avg+34 pts
Reading vs. State Avg+37.4 pts
Overall Proficiency80%
Expected (poverty-adj.)72%
vs. Expected+7.9 pts
Adjusted Percentile87th
College ReadinessNot Available

Data not available for this school

Resources & Environment8.6Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio20.2:1
Per-Pupil Spending$20,641

Roy O. Andersen Elementary — Students at Roy O. Andersen Elementary score 80% proficient, which is above what's typical for similar communities (expected: 72%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

6.2%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 80.7%
School
State
38.4%
ELA Proficiency 81.7%
School
State
45.4%

Based on 13 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
85%
ELA
89%
2021*
Math
82%
2024
Math
79.6%
ELA
80.3%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 5.2/10.

How Roy O. Andersen Elementary Compares

See how Roy O. Andersen Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
7.0/10
65th percentile in CA
Academic
9.1/10
9.1/10
Growth
5.2/10
Above average
Environment
8.6/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
6%
Teaching Staff
20:1 student-teacher ratio
16 teachers

Location

2985 Bear St. Bldg. A, Costa Mesa, CA 92626

Nearby Alternatives

Families considering Roy O. Andersen Elementary may also want to explore other elementary schools in the area. Abraham Lincoln Elementary (rated 9.1/10, 0.8 miles away), which scores notably higher. Another option is Newport Coast Elementary (rated 8.4/10, 2.0 miles away), which scores notably higher. Additionally, Harbor View Elementary (rated 7.8/10, 1.5 miles away), which scores slightly higher. For more schools in Costa Mesa, see our Costa Mesa schools guide .

Nearby Schools

20 within 2.7 mi
School Distance Rating
ST MATTHEWS MONTESSORI Newport Beach 0.6 mi
Abraham Lincoln Elementary Costa Mesa 0.8 mi 9.1
HARBOR DAY SCHOOL Corona Del Mar 0.9 mi 6.9
ISEA - International Newport Beach 1.2 mi
NEWPORT CHRISTIAN SCHOOL Newport Beach 1.4 mi 5.4
Harbor View Elementary Costa Mesa 1.5 mi 7.8
Our Lady Queen of Angels School Newport Beach 1.4 mi
OUR LADY QUEEN OF ANGELS SCHOOL Newport Beach 1.4 mi 6.1
Corona del Mar High Costa Mesa 1.5 mi 8.3
University Montessori School of Irvine Irvine 1.7 mi
UNIVERSITY MONTESSORI SCHOOL Irvine 1.7 mi
TVT COMMUNITY DAY SCHOOL Irvine 1.7 mi 5.7
2e4Me Academy Newport Beach 1.8 mi
Vista Verde Irvine 1.8 mi 6.8
TVT Community Day School Irvine 1.8 mi
Eastbluff Elementary Costa Mesa 2.0 mi 5.1
Sage Hill School Newport Coast 1.9 mi
Newport Coast Elementary Costa Mesa 2.0 mi 8.4
CALIFORNIA UNIVERSITY FCE HIGH SCHOOL Irvine 2.3 mi 7.7
NEWPORT MONTESSORI SCHOOL Newport Beach 2.7 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 92626 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$117,627

Median Home Value

$1,037,700

Median Rent

$2,520/mo

Population

50,569

College Educated

46.3%

Homeownership

42%

Avg Commute

22.2 min

Poverty Rate

8.5%

Median Age

37.1

Community Profile

The community surrounding Roy O. Andersen Elementary has a median household income of $117,627. It is a well-educated community where 46% of adults hold a bachelor's degree or higher. The median home value in the area is $1,037,700, with a median rent of $2,520/month. The local poverty rate of 8.5% is relatively low. The average commute for residents is 22 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
Academy of Technology & Leadership at Saticoy Ventura, CA 7.0
Aeolian Elementary Whittier, CA 7.0
Arete Charter Academy Grass Valley, CA 7.0
Bayside STEAM Academy Imperial Beach, CA 7.0
Belle Air Elementary San Bruno, CA 7.0
Cambridge Heights Elementary Citrus Heights, CA 7.0

Frequently Asked Questions

Common questions about Roy O. Andersen Elementary

What grades does Roy O. Andersen Elementary serve?

Roy O. Andersen Elementary serves students in grades Kindergarten through 6th.

How many students attend Roy O. Andersen Elementary?

Roy O. Andersen Elementary has an enrollment of approximately 324 students.

What is the student-teacher ratio at Roy O. Andersen Elementary?

The student-teacher ratio at Roy O. Andersen Elementary is 20.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Roy O. Andersen Elementary rank in CA?

Roy O. Andersen Elementary is ranked #3350 out of 9,533 schools in CA.

What is Roy O. Andersen Elementary's MySchoolScout rating?

Roy O. Andersen Elementary has a composite rating of 7.0 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 Roy O. Andersen Elementary?

Based on the most recent state assessment data, Roy O. Andersen Elementary has 80.7% math proficiency and 81.7% reading/ELA proficiency.

Is Roy O. Andersen Elementary a charter school?

No, Roy O. Andersen Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is Roy O. Andersen Elementary a Title I school?

No, Roy O. Andersen Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Roy O. Andersen Elementary?

6.2% of students at Roy O. Andersen 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

Walk Score
36 Car-Dependent
Transit Score
32 Some Transit
Bike Score
70 Very Bikeable
City Safety
High (3,601/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Costa Mesa). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 6th
Enrollment
324
Student-Teacher Ratio
20.2:1
Teachers (FTE)
16
Free/Reduced Lunch
6.2%
Type
regular
Setting
Small City
County
Orange County
Data Year
2023–2024

District

Newport-Mesa Unified
District Enrollment
17,768
Schools in District
32
Per-Pupil Spending
$23,064
District Rank
#20 of 31

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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