The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·APPOQUINIMINK SCHOOL DISTRICT·NCES 100008000024

Middletown High School

120 Silver Lake Road, Middletown, DE 19709 · (302) 376-4141 · New Castle County
GRADES 09–12HIGH31-TOWNREGULAR SCHOOL1,231 STUDENTS
Enrollment
1,231
High
DISTRICT 1,281 · STATE 1,068
Student : Teacher
15.4:1
80 FTE teachers
DISTRICT 15.2:1 · 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 931626%
Grade 1030325%
Grade 1129724%
Grade 1231526%
Student demographics
69%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 70% · STATE 71% · US 70%
White
49240%
DISTRICT 43% · STATE 38% · US 43%
Hispanic
11810%
DISTRICT 10% · STATE 20% · US 30%
Black
44836%
DISTRICT 29% · STATE 31% · US 15%
Asian
1018%
DISTRICT 12% · STATE 4% · US 6%
Two+
686%
DISTRICT 6% · STATE 6% · US 5%
Native American
30%
DISTRICT 1% · STATE 0% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
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
62651%
Female
60549%

Discussions

+ POST

Where Middletown High School ranks

Among high schools
MeasureThis schoolIn DelawareIn New Castle County
Enrollment
ranked largest first
1,231#13 of 41#6 of 23
Students per teacher
ranked fewest first
15.4:1#17 of 38#13 of 22
Diversity index
ranked most diverse first
68.9%#8 of 38#5 of 22
Enrollment change since 2017-18
ranked steepest decline first
-21.5%#3 of 9#3 of 9
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
1,231
-470 (-28%) vs 2020
+71% since 1990-91, when it was 719
Student : Teacher
15.4:1
was 16.4:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,2318015.4:1N/A
2023-241,2358913.9:1N/A
2022-231,3559514.3:1N/A
2020-211,70110416.4:1N/A
2017-181,5699316.9:1N/A
2015-161,4468018.1:111% (158)
2010-111,2348514.5:119% (238)
2000-011,2877118.1:110% (132)
1990-917194217.1:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Middletown High School.

Since 2017-18: students down 22% (1,569 to 1,231); teachers down 14% (93 to 80).

About Middletown High School

Middletown High School is a high school in Middletown, Delaware, according to federal school records. The school had 1,231 students in grades 9 through 12 in 2024-25.

Appoquinimink School District is the local district for Middletown High School. It runs 21 schools with 12,897 students.

Federal enrollment data show White students as the largest group at Middletown High School, at 40%. Other reported shares: 36% Black, 10% Hispanic, 8% Asian, and 6% multiracial. New Castle County's residents are about 54% White, 14 points above the school's share. 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.

Its teaching staff equals 80 full-time positions, a ratio of 15.4:1. On average, high schools in Delaware have 16.6:1, compared with 15.4:1 here.

Census estimates describe New Castle County this way: 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. Besides Middletown High School, New Castle County has 128 other public schools.

Brick Mill Elementary School is the public school closest to Middletown High School, about 0.7 miles away. The count of other public schools within five miles is at least 8.

Federal records code the school's setting as Town: Fringe.

Over 4 years, Middletown High School's enrollment declined 28%, to 1,231.

Conversations here can range across school safety, transportation, and start times. Posting is open to anyone connected to the school.

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
Middletown High School
District
Appoquinimink School District
Address
120 Silver Lake Road, Middletown, DE 19709
Phone
(302) 376-4141
County
New Castle County
Level
High
Grade range
09–12
Total enrollment
1,231
Teachers (FTE)
80
Student–teacher ratio
15.4:1
Locale
31-Town: Fringe
NCES ID
100008000024
Charter school
No
Virtual school
No

Related schools

Other schools in Appoquinimink School District
Other schools in Middletown
Other Middletown High schools

6 other US public schools in 7 states are named Middletown High. Middletown High School is the 3rd largest of the 7.

Nearby schools

Frequently asked questions

About Middletown High School
How many students attend Middletown High School?
Middletown High School enrolls approximately 1,231 students in grades 09-12.
What grades does Middletown High School serve?
Middletown High School serves grades 09-12.
What is the student-teacher ratio at Middletown High School?
The student-to-teacher ratio at Middletown High School is approximately 15.4:1 (80 FTE teachers).
How diverse is Middletown High School?
Middletown High School reports a student body of 40% White, 10% Hispanic, 36% Black, 8% Asian, 6% Two or more.
What district is Middletown High School in?
Middletown High School is part of Appoquinimink School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post