Serving 316 students in grades Kindergarten-5, Lewis (William C.) Dual Language Elementary School ranks in the bottom 50% of all schools in Delaware for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Delaware state average of 31%). The percentage of students achieving proficiency in reading/language arts is 15-19% (which is lower than the Delaware state average of 42%).
The student-teacher ratio of 9:1 is lower than the Delaware state level of 14:1.
Minority enrollment is 85% of the student body (majority Hispanic), which is higher than the Delaware state average of 61% (majority Black and Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 316 students
- Student-Teacher Ratio: 9:1
- Minority Enrollment: 85%
- Overall Testing Rank: Bottom 50% in DE
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 15-19% (Btm 50%)
- Science Proficiency: ≤10% (Btm 50%)
- Source: National Center for Education Statistics (NCES), DE Dept. of Education
School Overview
Lewis (William C.) Dual Language Elementary School's student population of 316 students has declined by 22% over five school years.
The teacher population of 36 teachers has declined by 5% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
316 students
Gender %
Total Classroom Teachers
36 teachers
Year Founded
1905
School Motto
Guided by Integrity. Committed to Clarity.
School Rankings
Lewis (William C.) Dual Language Elementary School ranks within the bottom 50% of all 199 schools in Delaware (based off of combined math and reading proficiency testing data).
The diversity score of Lewis (William C.) Dual Language Elementary School is 0.60, which is less than the diversity score at state average of 0.71. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#169 out of 199 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15-19%
31%
Reading/Language Arts Test Scores (% Proficient)
15-19%
42%
Science Test Scores (% Proficient)
≤10%
21%
Student-Teacher Ratio
9:1
14:1
American Indian
1%
n/a
Asian
n/a
4%
Hispanic
55%
20%
Black
28%
31%
White
15%
39%
Hawaiian
n/a
n/a
Two or more races
1%
6%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
100%
33%
Eligible for Reduced Lunch (12-13)
1%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), DE Dept. of Education
Frequently Asked Questions
What is Lewis (William C.) Dual Language Elementary School's ranking?
Lewis (William C.) Dual Language Elementary School is ranked #169 out of 199 schools, which ranks it among the bottom 50% of public schools in Delaware.
What schools are Lewis (William C.) Dual Language Elementary School often compared to?
Lewis (William C.) Dual Language Elementary Schoolis often viewed alongside schools like Johnson (Joseph E. Jr) Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 31% DE state average), while 15-19% of students have achieved reading proficiency (compared to the 42% DE state average).
How many students attend Lewis (William C.) Dual Language Elementary School?
316 students attend Lewis (William C.) Dual Language Elementary School.
What is the racial composition of the student body?
55% of Lewis (William C.) Dual Language Elementary School students are Hispanic, 28% of students are Black, 15% of students are White, 1% of students are American Indian, and 1% of students are Two or more races.
What is the student-teacher ratio of Lewis (William C.) Dual Language Elementary School?
Lewis (William C.) Dual Language Elementary School has a student ration of 9:1, which is lower than the Delaware state average of 14:1.
What grades does Lewis (William C.) Dual Language Elementary School offer ?
Lewis (William C.) Dual Language Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Lewis (William C.) Dual Language Elementary School part of?
Lewis (William C.) Dual Language Elementary School is part of Red Clay Consolidated School District.
In what neighborhood is Lewis (William C.) Dual Language Elementary School located?
Lewis (William C.) Dual Language Elementary School is located in the Cool Spring neighborhood of Wilmington, DE.
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