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SCHOOL COMMUNITY·RED CLAY CONSOLIDATED SCHOOL DISTRICT·NCES 100130000275

Dickinson (John) School

1801 Milltown Road, Wilmington, DE 19808 · (302) 992-5500 · New Castle County
GRADES 06–12HIGH21-SUBURBREGULAR SCHOOL1,027 STUDENTS
Enrollment
1,027
High
DISTRICT 920 · STATE 1,068
Student : Teacher
15.6:1
66 FTE teachers
DISTRICT 16.0:1 · STATE 16.6:1
Free / Reduced Lunch
,
Title I proxy
Community
6
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 6889%
Grade 7777%
Grade 8858%
Grade 922522%
Grade 1020520%
Grade 1119719%
Grade 1215015%
Student demographics
69%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 71% · STATE 71% · US 70%
White
34934%
DISTRICT 37% · STATE 38% · US 43%
Hispanic
36736%
DISTRICT 30% · STATE 20% · US 30%
Black
25725%
DISTRICT 24% · STATE 31% · US 15%
Asian
252%
DISTRICT 5% · STATE 4% · US 6%
Two+
252%
DISTRICT 4% · STATE 6% · US 5%
Native American
40%
DISTRICT 0% · STATE 0% · US 1%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
58857%
Female
43943%

Discussions

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Test scores

DeSSA + SBAC 2024-25 . % Proficient
English Language Arts
48.1%
DE avg 41.4% . +5.3pp since 2023
Math
33.8%
DE avg 34.0% . +10.9pp since 2023

What this means: On the DeSSA + SBAC, Delaware's statewide test, about 48 of every 100 students at this school read and write at grade level and about 34 of 100 do math at grade level. Across all Delaware schools, those numbers are about 41 and 34. Reading and writing scores are up about 5 points since 2023, while math scores are up about 11 points.

DeSSA + SBAC results by year

School yearEnglish Language ArtsMath
2024-2548.1%33.8%
2023-2442.8%22.9%
% Proficient, all students and all tested grades.
Source: DeSSA + SBAC. All students, all grades. See all years and grades →

Where Dickinson (John) School ranks

Among high schools
MeasureThis schoolIn DelawareIn New Castle County
Reading proficiency
ranked highest first
48.1%#4 of 7
no change
N/A
Enrollment
ranked largest first
1,027#21 of 41#12 of 23
Students per teacher
ranked fewest first
15.6:1#20 of 38#14 of 22
Diversity index
ranked most diverse first
69.3%#6 of 38#4 of 22
Enrollment change since 2017-18
ranked fastest growth first
+26.2%#6 of 28#2 of 12
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
1,027
+107 (+12%) vs 2020
+40% since 1990-91, when it was 734
Student : Teacher
15.6:1
was 15.3:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,0276615.6:1N/A
2023-241,0326216.6:1N/A
2022-231,0586416.5:1N/A
2020-219206015.3:1N/A
2017-188145814.0:1N/A
2015-166605412.2:146% (306)
2010-116444514.3:158% (376)
2000-011,0445319.7:125% (260)
1990-917344616.0:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Dickinson (John) School.

Since 2017-18: students up 26% (814 to 1,027); teachers up 14% (58 to 66).

About Dickinson (John) School

At 1801 Milltown Road in Wilmington, Delaware, Dickinson (John) School operates as a medium-sized high school. A total of 1,027 students attend the school, which covers grades 6 through 12.

Dickinson (John) School is among 27 schools run by Red Clay Consolidated School District, which serves 14,444 students.

At Dickinson (John) School, the largest share of students is Hispanic, at 36%. The next largest groups are 34% White, 25% Black, 2% Asian, and 2% multiracial. The school's Hispanic share is 24 points above the 12% share among New Castle County residents. Pick two students at random and there is a 69% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.

The school reports 66 full-time-equivalent teachers, which works out to about 15.6 students per teacher. That is 1.0 students per teacher below the 16.6:1 average for high schools in Delaware.

New Castle County has these Census figures: the median household income is $91,166, the share of adults with a bachelor's degree or higher is 40%, and about 7% of people live in poverty. In all, New Castle County has 129 public schools and roughly 78,534 students.

The school nearest to Dickinson (John) School is Heritage Elementary School, at a distance of about 0.7 miles. A five-mile radius around the school includes at least 8 other public schools.

The NCES locale for Dickinson (John) School is Suburb: Large, which covers schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

Enrollment climbed 12% from its 2020-21 level of 920.

Questions about school safety, transportation, and start times can be posted here. Reviews and ratings from people who know the school are welcome.

New Castle County at a glance

View full county profile
Population
577,961
Census ACS
Median income
$91,166
Household, ACS
Bachelor's+
40%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
129
78,534 students

Quick facts

School name
Dickinson (John) School
District
Red Clay Consolidated School District
Address
1801 Milltown Road, Wilmington, DE 19808
Phone
(302) 992-5500
County
New Castle County
Level
High
Grade range
06–12
Total enrollment
1,027
Teachers (FTE)
66
Student–teacher ratio
15.6:1
Locale
21-Suburb: Large
NCES ID
100130000275
Charter school
No
Virtual school
No

Related schools

Other schools in Red Clay Consolidated School District
Other schools in Wilmington
Nearby schools

Frequently asked questions

About Dickinson (John) School
How large is Dickinson (John) School?
Dickinson (John) School enrolls approximately 1,027 students in grades 06-12.
What age range does Dickinson (John) School serve?
Dickinson (John) School serves students from grade 06 through grade 12.
How many students per teacher at Dickinson (John) School?
Approximately 15.6:1 students per teacher at Dickinson (John) School.
What is the student diversity at Dickinson (John) School?
Student demographics at Dickinson (John) School are roughly 34% White, 36% Hispanic, 25% Black, 2% Asian, 2% Two or more.
Is Dickinson (John) School public or private?
Dickinson (John) School is a public K-12 school, overseen by Red Clay Consolidated School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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