Average
#6278 of 9,533 schools in CA
Killybrooke Elementary
Elementary School · Newport-Mesa Unified
2985 Bear St. Bldg. A, Costa Mesa, CA 92626
Enrollment
445
Student-Teacher
21.2:1
Score
5.7
Grades
Kindergarten – 6th
Enrollment
445
Student-Teacher
21.2:1
Score
5.7
Grades
Kindergarten – 6th
Updated
2022-23
Updated 2022-23
How this school compares
In Costa Mesa
#34 of 38
public schools
California elementary schools
#3,750 of 5,817
In district
#28 of 31
Newport-Mesa Unified
Equity
9.3 / 10
Exceptional
About Killybrooke Elementary
Killybrooke Elementary serves 445 students in kindergarten through sixth grade in Costa Mesa, California, earning recognition as one of Orange County's stronger elementary schools. With a MySchoolScout rating of 8.0 out of 10 and ranking in the 87th percentile statewide at #1,239 out of 9,566 California elementary schools, the school demonstrates solid academic performance across grade levels. The school's 21 full-time equivalent teachers maintain a student-teacher ratio of 21.2 to 1, providing reasonable class sizes for elementary learners.
Academic results show 57% of students performing at proficient or above levels in English Language Arts and Reading, while 56% meet or exceed proficiency standards in Mathematics. These scores reflect the school's commitment to helping students build strong foundational skills in core subjects. Located on Bear Street in Costa Mesa's 92626 ZIP code, Killybrooke Elementary sits within an established community where the median household income reaches $105,281 and 44% of residents hold bachelor's degrees or higher.
The neighborhood's median home value of $962,000 reflects the area's desirability, while an 8.9% poverty rate indicates relative economic stability among the school's 50,198 local residents. Killybrooke Elementary operates within Costa Mesa's mid-size city environment, offering families access to quality elementary education in a well-established Orange County community.
What Parents Should Know
The student-teacher ratio at Killybrooke Elementary is 21.2:1, 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 metricsView breakdown
View breakdown
Data not available for this school
View breakdown
Killybrooke Elementary — Students at Killybrooke Elementary score 57% proficient, which is above what's typical for similar communities (expected: 35%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
70.8%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 13 test records from CA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* 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: 2.7/10.
How Killybrooke Elementary Compares
See how Killybrooke Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 69% (2019) to 56.06% (2024). Reading/ELA proficiency has declined from 73% (2019) to 57.14% (2024).
Location
2985 Bear St. Bldg. A, Costa Mesa, CA 92626
Nearby Alternatives
Families considering Killybrooke Elementary may also want to explore other elementary schools in the area. Adams Elementary (rated 7.7/10, 1.3 miles away), which scores notably higher. Another option is California Elementary (rated 7.6/10, 0.7 miles away), which scores notably higher. Additionally, Greenville Fundamental Elementary (rated 7.3/10, 1.3 miles away, in nearby Santa Ana), which scores notably higher. For more schools in Costa Mesa, see our Costa Mesa schools guide .
Nearby Schools
20 within 1.5 mi| School | Distance | Rating |
|---|---|---|
| Montessori Harbor Mesa Elementary Costa Mesa | 0.5 mi | — |
| CHRISTIAN MONTESSORI SCHOOL-COSTA MESA Costa Mesa | 0.6 mi | 5.4 |
| Charles W. Tewinkle Middle Costa Mesa | 0.6 mi | 8.0 |
| California Elementary Costa Mesa | 0.7 mi | 7.6 |
| Paularino Elementary Costa Mesa | 0.7 mi | 6.3 |
| Early College High Costa Mesa | 0.9 mi | 8.3 |
| Calvary Chapel Private School Program Santa Ana | 1.1 mi | — |
| RENASCENCE SCHOOL INTERNATIONAL Costa Mesa | 0.9 mi | 8.6 |
| ST JOHN THE BAPTIST CATHOLIC SCHOOL Costa Mesa | 0.9 mi | 7.1 |
| Costa Mesa High Costa Mesa | 1.1 mi | 6.6 |
| Brood of Bees Costa Mesa | 1.0 mi | — |
| California Pacific Charter - San Diego Costa Mesa | 1.1 mi | 4.5 |
| California Pacific Charter- Los Angeles Costa Mesa | 1.1 mi | 5.8 |
| Maude B. Davis Elementary Costa Mesa | 1.3 mi | 6.0 |
| Monte Vista Independent Study Costa Mesa | 1.3 mi | 7.9 |
| Greenville Fundamental Elementary Santa Ana | 1.3 mi | 7.3 |
| Sonora Elementary Costa Mesa | 1.3 mi | 5.5 |
| Adams Elementary Costa Mesa | 1.3 mi | 7.7 |
| Jim Thorpe Fundamental Santa Ana | 1.4 mi | 5.5 |
| Segerstrom High Santa Ana | 1.5 mi | 7.9 |
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 Killybrooke 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 |
|---|---|
| ALISO VIEJO CHRISTIAN SCHOOL Aliso Viejo, CA | 5.7 |
| Abraham Lincoln Paramount, CA | 5.7 |
| Albert Baxter Elementary Bellflower, CA | 5.7 |
| Alicia Cortez Elementary Chino, CA | 5.7 |
| Ansgar Larsen Elementary Oxnard, CA | 5.7 |
| Arroyo Verde Elementary Highland, CA | 5.7 |
Frequently Asked Questions
Common questions about Killybrooke Elementary
What grades does Killybrooke Elementary serve?
Killybrooke Elementary serves students in grades Kindergarten through 6th.
How many students attend Killybrooke Elementary?
Killybrooke Elementary has an enrollment of approximately 445 students.
What is the student-teacher ratio at Killybrooke Elementary?
The student-teacher ratio at Killybrooke Elementary is 21.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Killybrooke Elementary rank in CA?
Killybrooke Elementary is ranked #6278 out of 9,533 schools in CA.
What is Killybrooke Elementary's MySchoolScout rating?
Killybrooke Elementary has a composite rating of 5.7 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 Killybrooke Elementary?
Based on the most recent state assessment data, Killybrooke Elementary has 56.3% math proficiency and 59.4% reading/ELA proficiency.
Is Killybrooke Elementary a charter school?
No, Killybrooke Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Killybrooke Elementary a Title I school?
No, Killybrooke Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Killybrooke Elementary?
70.8% of students at Killybrooke 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.
Explore More Schools
Neighborhood Context
- City Safety
- High (3,601/100K)
FBI UCR 2024. City-level (Costa Mesa). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 6th
- Enrollment
- 445
- Student-Teacher Ratio
- 21.2:1
- Teachers (FTE)
- 21
- Free/Reduced Lunch
- 70.8%
- Type
- regular
- Setting
- Midsize City
- County
- Orange County
- Phone
- (714) 424-7945
- Data Year
- 2023–2024
Resources & Links
District
Newport-Mesa Unified- District Enrollment
- 17,768
- Schools in District
- 32
- Per-Pupil Spending
- $23,064
- District Rank
- #28 of 31
Other Schools in This District
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 methodologyRelated reading
- Best Elementary Schools in America: 2026 Rankingsbest schools
- Best Public Schools in California 2026: Top-Ranked Elementary, Middle & High Schoolsbest schools
- Best School Districts to Move To in 2026: A Data-Driven Guidebest schools
- Best Schools in Los Angeles, CA — 2026 Rankingsbest schools
- Best Schools in San Diego, CA — 2026 Rankingsbest schools
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.