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SCHOOL COMMUNITY·BRANDYWINE SCHOOL DISTRICT·NCES 100124000246

Mount Pleasant High School

5201 Washington Street Extensi, Wilmington, DE 19809 · (302) 762-7125 · New Castle County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,084 STUDENTS
B+
allk12 Grade
Scored higher than 71% of Delaware public high schools
  • B+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ·Beats expectations Not available for this school, so the grade uses the other parts.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Delaware public high schools

Enrollment
1,084
High
DISTRICT 992 · STATE 1,068
Student : Teacher
15.3:1
71 FTE teachers
DISTRICT 14.6:1 · 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 928827%
Grade 1027225%
Grade 1125023%
Grade 1227425%
Student demographics
65%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 68% · STATE 71% · US 70%
White
34832%
DISTRICT 40% · STATE 38% · US 43%
Hispanic
11010%
DISTRICT 10% · STATE 20% · US 30%
Black
51948%
DISTRICT 38% · STATE 31% · US 15%
Asian
484%
DISTRICT 6% · STATE 4% · US 6%
Two+
525%
DISTRICT 6% · STATE 6% · US 5%
Native American
71%
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
54250%
Female
54250%

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Where Mount Pleasant High School ranks

Among high schools
MeasureThis schoolIn DelawareIn New Castle County
Enrollment
ranked largest first
1,084#18 of 41#10 of 23
Students per teacher
ranked fewest first
15.3:1#13 of 38#11 of 22
Diversity index
ranked most diverse first
65.3%#19 of 38#14 of 22
Enrollment change since 2017-18
ranked fastest growth first
+5.9%#20 of 28#8 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
1,084
+6 (+1%) vs 2020
+22% since 1990-91, when it was 885
Student : Teacher
15.3:1
was 15.4:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,08471.115.3:1N/A
2023-241,07472.114.9:1N/A
2022-231,10777.114.4:1N/A
2020-211,0787015.4:1N/A
2017-181,0247314.0:1N/A
2015-161,1087614.6:125% (280)
2010-118676313.8:144% (385)
2000-011,0147114.3:126% (263)
1990-918856314.1:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Mount Pleasant High School.

Since 2017-18: students up 6% (1,024 to 1,084); teachers down 3% (73 to 71.1).

About Mount Pleasant High School

Mount Pleasant High School is a mid-sized high school based in Wilmington, Delaware. The school offers grades 9 through 12 and enrolls 1,084 students.

Across its 16 schools, Brandywine School District enrolls 10,349 students. Mount Pleasant High School is one of those schools.

No group is above 50% at Mount Pleasant High School; the largest is Black, at 48%. After that, the student body is 32% White, 10% Hispanic, 5% multiracial, and 4% Asian. Among all residents of New Castle County, the Black share is about 26%. The diversity index for Mount Pleasant High School is 65%. For US public schools as a whole it is 70%.

Staffing at Mount Pleasant High School comes to 71.1 full-time-equivalent teachers, or 15.3:1. High schools in Delaware have an average ratio of 16.6:1.

Among Delaware public high schools, Mount Pleasant High School outscored 71%, which works out to a B+ on the allk12 Grade.

American Community Survey estimates for New Castle County show that the median household earns about $91,166 a year, the share of adults with a bachelor's degree or higher is 40%, and roughly 7% of residents are in poverty. Across New Castle County, 129 public schools serve about 78,534 students.

Measured in a straight line, Mount Pleasant Elementary School is about 0.5 miles from Mount Pleasant High School. The five-mile area around Mount Pleasant High School holds at least 8 other public schools.

In the federal locale system, Mount Pleasant High School is coded Suburb: Large, for schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The school's size has been steady, with 1,078 students in 2020-21 and 1,084 in 2024-25.

People can post here about special education services, counseling, and support programs and other school topics. Members of the school community can share what they know.

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
Mount Pleasant High School
District
Brandywine School District
Address
5201 Washington Street Extensi, Wilmington, DE 19809
Phone
(302) 762-7125
County
New Castle County
Level
High
Grade range
09–12
Total enrollment
1,084
Teachers (FTE)
71
Student–teacher ratio
15.3:1
Locale
21-Suburb: Large
NCES ID
100124000246
Charter school
No
Virtual school
No

Related schools

Other schools in Brandywine School District
Other schools in Wilmington
Other Mount Pleasant High schools

4 other US public schools in 5 states are named Mount Pleasant High. Mount Pleasant High School is the 2nd largest of the 5.

Nearby schools

Frequently asked questions

About Mount Pleasant High School
How many students attend Mount Pleasant High School?
Mount Pleasant High School enrolls approximately 1,084 students in grades 09-12.
What age range does Mount Pleasant High School serve?
Mount Pleasant High School serves students from grade 09 through grade 12.
How many students per teacher at Mount Pleasant High School?
Approximately 15.3:1 students per teacher at Mount Pleasant High School.
What is the student diversity at Mount Pleasant High School?
Student demographics at Mount Pleasant High School are roughly 32% White, 10% Hispanic, 48% Black, 4% Asian, 5% Two or more.
What district is Mount Pleasant High School in?
Mount Pleasant High School is part of Brandywine School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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