Excellent
#2 of 199 schools in DE
Top 1% in state
Marbrook Elementary School
Elementary School · Red Clay Consolidated School District
2101 Centerville Road, Wilmington, DE 19808
About Marbrook Elementary School
Marbrook Elementary School serves 431 students in kindergarten through fifth grade in Wilmington's Centerville area. With 36 full-time teachers, the school maintains a favorable 12:1 student-teacher ratio that allows for more individualized attention in the classroom. Academically, Marbrook stands out as one of Delaware's top elementary schools, ranking 12th out of 220 statewide and earning a strong 7.9 out of 10 rating.
The school demonstrates solid performance in core subjects, with 53% of students achieving proficiency or above in English Language Arts and Reading, while 43% reach proficiency in mathematics. These results reflect the school's commitment to academic excellence and place it in the 95th percentile among Delaware elementary schools. The school draws families from a well-established suburban community where the median household income reaches $91,847 and 40% of residents hold bachelor's degrees or higher.
The neighborhood's low poverty rate of 6.8% contributes to a stable learning environment. Home values in the area average $296,900, reflecting the desirability of this Centerville location. Marbrook Elementary School sits in the heart of New Castle County's large suburban landscape, serving families who value educational quality in a community-oriented setting.
Score Breakdown
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Marbrook Elementary School — Students at Marbrook Elementary School score 48% proficient, which is above what's typical for similar communities (expected: 38%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
0.1%
Students qualifying for federal meal assistance
Component weights adjusted due to data availability.
Test Scores DE EDFACTS (2021-22)
Based on 6 test records from DE 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: 7.3/10.
How Marbrook Elementary School Compares
See how Marbrook Elementary School performs across key quality dimensions compared to state benchmarks.
Performance Trends
Math proficiency has declined from 47% (2019) to 43% (2022). Reading/ELA proficiency has declined from 57% (2019) to 53% (2022).
Location
2101 Centerville Road, Wilmington, DE 19808
Nearby Schools
20 within 2.8 miNeighborhood Census ACS (2018-2022)
Census data for ZIP 19808 (ACS 2018-2022 5-Year Estimates) · Data sources
Median Income
$91,847
Median Home Value
$296,900
Median Rent
$1,299/mo
Population
38,107
College Educated
39.8%
Homeownership
78.9%
Avg Commute
24.7 min
Poverty Rate
6.8%
Median Age
42.8
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Brookside Elementary School Newark, DE | 7.8 |
| Marshall (Thurgood) Elementary School Newark, DE | 7.7 |
| Brick Mill Early Childhood Center Middletown, DE | 7.6 |
| H. O. Brittingham Elementary School Milton, DE | 7.6 |
| Lewes Elementary School Lewes, DE | 7.6 |
| Lorewood Grove Elementary School Middletown, DE | 8.7 |
Frequently Asked Questions
Common questions about Marbrook Elementary School
What grades does Marbrook Elementary School serve?
Marbrook Elementary School serves students in grades Kindergarten through 5th.
How many students attend Marbrook Elementary School?
Marbrook Elementary School has an enrollment of approximately 431 students.
What is the student-teacher ratio at Marbrook Elementary School?
The student-teacher ratio at Marbrook Elementary School is 12:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Marbrook Elementary School rank in DE?
Marbrook Elementary School is ranked #2 out of 199 schools in DE.
What is Marbrook Elementary School's MySchoolScout rating?
Marbrook Elementary School has a composite rating of 8.1 out of 10 on MySchoolScout. This score combines academic performance, student growth, equity, and school environment into a single score.
What are the test scores at Marbrook Elementary School?
Based on the most recent state assessment data, Marbrook Elementary School has 37.3% math proficiency and 49.0% reading/ELA proficiency.
Is Marbrook Elementary School a charter school?
No, Marbrook Elementary School is not a charter school. It is a traditional public school operated by the local school district.
Is Marbrook Elementary School a Title I school?
No, Marbrook Elementary School is not currently a Title I school.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 431
- Student-Teacher Ratio
- 12:1
- Teachers (FTE)
- 36
- Type
- regular
- Setting
- Large Suburb
- County
- New Castle County
- Phone
- (302) 992-5555
- Data Year
- 2023–2024
Resources & Links
How We Rate Schools
Our ratings combine academic performance, growth, equity, and school environment into a single 1-10 score using publicly available data.
Read our methodology