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#115 of 219 schools in DE

Lewis (william C.) Dual Language Elementary School

Elementary School · Red Clay Consolidated School District

920 North Van Buren Street, Wilmington, DE 19806

Enrollment

316

Student-Teacher

8.8:1

Score

6.3

Grades

Kindergarten – 5th

Data vintage2022-23

How this school compares

Delaware schools

#115 of 219

In Wilmington

#30 of 50

public schools

In district

#14 of 26

Red Clay Consolidated School District

School environment

8.5 / 10

Excellent

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Lewis (william C.) Dual Language Elementary School

6.3/10

Elementary School in Wilmington · grades Kindergarten – 5th. Start here, then compare fit against nearby and district options.

Ursuline Academy, Lower

7.5/10

0.2 mi away. Use as a geographic alternative in the same move search.

Padua Academy

6.2/10

0.3 mi away. Use as a geographic alternative in the same move search.

About Lewis (william C.) Dual Language Elementary School

Lewis (william C.) Dual Language Elementary School is a public elementary school in Wilmington, DE, part of Red Clay Consolidated School District. Lewis (william C.) Dual Language Elementary School serves approximately 316 students, and covers grades Kindergarten-5th, and has a 8.8:1 student-teacher ratio. Lewis (william C.) Dual Language Elementary School has a current MySchoolScout rating of 6.3 out of 10 and ranks #115 of 219 schools in DE.

Structured state assessment records for Lewis (william C.) Dual Language Elementary School show 25% math proficiency (multi-year average, 2009-2025) and 31% reading/ELA proficiency (multi-year average, 2009-2025).

How it compares0.7 pts below district
  • This school 6.3 · Average
  • District avg 7.0
  • DE avg 6.7

What Parents Should Know

Test scores at Lewis (william C.) Dual Language Elementary School sit below average, but its growth scores are strong: students here make above-average progress year over year. The raw numbers haven't caught up, but a school that keeps moving kids forward is doing the harder, more important work.

At 8.8:1 students to teachers, Lewis (william C.) Dual Language Elementary School sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress7.1Very Good50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data17
Annual Change-1.73 pts/yr
Data Period2009–2025
TrendDeclining
Academics3.6Needs Improvement30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency14.9% (2025 DESSA)
Reading/ELA Proficiency24% (2025 DESSA)
Math vs. State Avg-39.5 pts
Reading vs. State Avg-31.1 pts
Overall Proficiency19% (2025 DESSA, Math+ELA)
Expected (poverty-adj.)36% (model expectation from 2025 DESSA)
vs. Expected-16.7 pts
Adjusted Percentile17th
Resources & Environment8.5Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio8.8:1
Per-Pupil Spending$22,094
Chronic Absenteeism28.2%

Lewis (william C.) Dual Language Elementary School — Students at Lewis (william C.) Dual Language Elementary School score 19% proficient, which is below what's typical for similar communities (expected: 36%).

How we calculate scores →

Test Scores DE DESSA (2024-25)

Math Proficiency 24.5% (multi-year average, 2009-2025)
School
State
45.0% (multi-year state average, 2015-2025)
ELA Proficiency 30.7% (multi-year average, 2009-2025)
School
State
49.2% (multi-year state average, 2015-2025)

Based on 81 test records from DE state assessments. About our data

Proficiency Trend

↓ Declining

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

2009
Math
57%
ELA
52%
2010
Math
27%
ELA
22%
2011
Math
47%
ELA
37%
2012
Math
52%
ELA
47%
2013
Math
62%
ELA
57%
2014
Math
27%
ELA
32%
2015
Math
35.9%
ELA
34.4%
2016
Math
35.5%
ELA
43%
2017
Math
21.6%
ELA
31.3%
2018
Math
24.6%
ELA
31.5%
2019
Math
18.7%
ELA
34.7%
2020*
Math
2.5%
ELA
7.5%
2021*
Math
2.5%
ELA
7.5%
2022
Math
13.3%
ELA
17.9%
2023
Math
16%
ELA
21.8%
2024
Math
16.2%
ELA
32.7%
2025
Math
14.7%
ELA
24.1%

* 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: 7.1/10.

How Lewis (william C.) Dual Language Elementary School Compares

See how Lewis (william C.) Dual Language Elementary School performs across key quality dimensions compared to state benchmarks.

Overall Score
6.3/10
48th percentile in DE
Academic
3.6/10
Needs Improvement
Growth
7.1/10
Very Good
Environment
8.5/10
Excellent
Gifted & Talented
Yes
Program available

Funding & Resources

Teaching Staff
9:1 student-teacher ratio
36 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
28.2%

Programs & Offerings

Gifted & Talented Program Available
This school offers a gifted and talented program for qualifying students. · CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

920 North Van Buren Street, Wilmington, DE 19806

Nearby Alternatives

Families considering Lewis (william C.) Dual Language Elementary School may also want to explore other elementary schools in the area. First State Montessori Academy (rated 7.9/10, 0.7 miles away), which scores notably higher. Another option is URSULINE ACADEMY, LOWER (rated 7.5/10, 0.2 miles away), which scores notably higher. Additionally, The Bayard School (rated 7.0/10, 0.8 miles away), which scores slightly higher. For more schools in Wilmington, see our Wilmington schools guide .

Nearby Schools

20 within 0.8 mi
School Distance Rating
URSULINE ACADEMY, LOWER Wilmington 0.2 mi 7.5
PADUA ACADEMY Wilmington 0.3 mi 6.2
SERVIAM GIRLS ACADEMY Wilmington 0.4 mi 6.6
ST PETER CATHEDRAL SCHOOL Wilmington 0.5 mi 6.3
First State School Wilmington 0.4 mi
ST ANTHONY OF PADUA GRADE SCHOOL Wilmington 0.6 mi 6.8
URBAN PROMISE ACADEMY Wilmington 0.6 mi
Freire Charter School Wilmington 0.6 mi 3.5
Warner Elementary School Wilmington 0.8 mi 5.8
Shortlidge (Evan G.) Academy Wilmington 0.7 mi 3.0
First State Montessori Academy Wilmington 0.7 mi 7.9
HIGH ROAD SCHOOL OF DELAWARE Wilmington 0.7 mi 5.9
Kuumba Academy Charter School Wilmington 0.7 mi 6.2
Great Oaks Charter School Wilmington 0.7 mi 4.4
NATIVITY PREPARATORY SCHOOL OF WILMINGTON Wilmington 0.8 mi 8.0
ST ANN SCHOOL Wilmington 1.0 mi 5.7
AUGUSTINE HILLS SCHOOL Wilmington 1.0 mi
Johnson (Joseph E. Jr) Elementary School Wilmington 1.0 mi 5.4
The Bayard School Wilmington 0.8 mi 7.0
SHARON TEMPLE ADVENTIST SCHOOL Wilmington 0.8 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 19806 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$86,240

Median Home Value

$370,500

Median Rent

$1,329/mo

Population

9,934

College Educated

70.8%

Homeownership

51%

Avg Commute

19.5 min

Poverty Rate

10.9%

Median Age

49.8

Similar Schools

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

School Rating
Campus Community School Dover, DE 6.3
Lake Forest South Elementary School Harrington, DE 6.3
Lake Forest North Elementary School Felton, DE 6.2
Mote (Anna P.) Elementary School Wilmington, DE 6.4
Southern Delaware School of the Arts Selbyville, DE 6.4
IMMACULATE HEART OF MARY Wilmington, DE 6.1

Frequently Asked Questions

Common questions about Lewis (william C.) Dual Language Elementary School

What grades does Lewis (william C.) Dual Language Elementary School serve?

Lewis (william C.) Dual Language Elementary School serves students in grades Kindergarten through 5th.

How many students attend Lewis (william C.) Dual Language Elementary School?

Lewis (william C.) Dual Language Elementary School has an enrollment of approximately 316 students.

What is the student-teacher ratio at Lewis (william C.) Dual Language Elementary School?

The student-teacher ratio at Lewis (william C.) Dual Language Elementary School is 8.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Lewis (william C.) Dual Language Elementary School rank in DE?

Lewis (william C.) Dual Language Elementary School ranks #115 of 219 schools in DE.

What is Lewis (william C.) Dual Language Elementary School's MySchoolScout rating?

Lewis (william C.) Dual Language Elementary School has a current MySchoolScout rating of 6.3 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 Lewis (william C.) Dual Language Elementary School?

Based on loaded state assessment records, Lewis (william C.) Dual Language Elementary School has 25% math proficiency (multi-year average, 2009-2025) and 31% reading/ELA proficiency (multi-year average, 2009-2025).

Is Lewis (william C.) Dual Language Elementary School a charter school?

No, Lewis (william C.) Dual Language Elementary School is not a charter school. It is a traditional public school operated by the local school district.

Is Lewis (william C.) Dual Language Elementary School a Title I school?

No, Lewis (william C.) Dual Language Elementary School is not currently a Title I school.

11 schools nearby View map →

Neighborhood Context

Walk Score
86 Very Walkable
Transit Score
56 Good Transit
Bike Score
46 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
316
Student-Teacher Ratio
8.8:1
Teachers (FTE)
36
Type
regular
Setting
Small City
County
New Castle County
Chronic Absenteeism (SY 2022-23)
28.2%

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