Mount Pleasant High School is a public secondary school located in unincorporated New Castle County, Delaware, United States. MPHS was the first public high school in Delaware to offer the International Baccalaureate program.
Serving 1,084 students in grades 9-12, Mount Pleasant High 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 18% (which is lower than the Delaware state average of 31%). The percentage of students achieving proficiency in reading/language arts is 48% (which is higher than the Delaware state average of 42%).
The student-teacher ratio of 15:1 is equal to the Delaware state level of 15:1.
Minority enrollment is 68% of the student body (majority Black), which is higher than the Delaware state average of 62% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,084 students
- Student-Teacher Ratio: 15:1
- Minority Enrollment: 68%
- Graduation Rate: 88% (Btm 50% in DE)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 18% (Btm 50%)
- Reading Proficiency: 48% (Top 50%)
- Science Proficiency: 19% (Top 50%)
- Source: National Center for Education Statistics (NCES), DE Dept. of Education
School Overview
Mount Pleasant High School's student population of 1,084 students has stayed relatively flat over five school years.
The teacher population of 71 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,084 students
Total Classroom Teachers
71 teachers
Year Founded
1830
Colors
White, Green
School Calendar
School Rankings
Mount Pleasant High 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 Mount Pleasant High School is 0.66, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#106 out of 199 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
18%
31%
Reading/Language Arts Test Scores (% Proficient)
48%
42%
Science Test Scores (% Proficient)
19%
21%
Student-Teacher Ratio
15:1
15:1
American Indian
1%
n/a
Asian
4%
5%
Hispanic
10%
20%
Black
48%
31%
White
32%
38%
Two or more races
5%
6%
All Ethnic Groups
Graduation Rate
88%
88%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
26%
33%
Eligible for Reduced Lunch (12-13)
5%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), DE Dept. of Education
School Notes
- School Mascot: Green Knights
Frequently Asked Questions
What is Mount Pleasant High School's ranking?
Mount Pleasant High School is ranked #106 out of 199 schools, which ranks it among the bottom 50% of public schools in Delaware.
What schools are Mount Pleasant High School often compared to?
Mount Pleasant High Schoolis often viewed alongside schools like Concord High School, Brandywine High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
18% of students have achieved math proficiency (compared to the 31% DE state average), while 48% of students have achieved reading proficiency (compared to the 42% DE state average).
What is the graduation rate of Mount Pleasant High School?
The graduation rate of Mount Pleasant High School is 88%, which is equal to the Delaware state average of 88%.
How many students attend Mount Pleasant High School?
1,084 students attend Mount Pleasant High School.
What is the racial composition of the student body?
48% of Mount Pleasant High School students are Black, 32% of students are White, 10% of students are Hispanic, 5% of students are Two or more races, 4% of students are Asian, and 1% of students are American Indian.
What is the student-teacher ratio of Mount Pleasant High School?
Mount Pleasant High School has a student ration of 15:1, which is equal to the Delaware state average of 15:1.
What grades does Mount Pleasant High School offer ?
Mount Pleasant High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Mount Pleasant High School part of?
Mount Pleasant High School is part of Brandywine School District.
School Reviews
5 10/10/2025
Mt. Pleasant is one of the best schools that my child has been in , they are very resourceful , caring, and the staff enjoy going to work , my child and i speak very highly of Mt.Pleasant. This school will be recommended to other people that lives in the area. Mt.Pleasant we thank you from the bottom of our hearts for all of yalls hard work that was put in to helping my child.
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