St. Charles High School

High school·Grades 9-12 Waldorf, Maryland·20602
Score
23.0/100
Compare St. Charles High School with another school
#156
Among 202 Maryland high schools
#5
In Charles County Public Schools
#2
In Waldorf
Top 78%
In Maryland

Score 23.0/100: better than 23% of Maryland high schools on 2025-26 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2025-26)

% proficient on state tests in Maryland, all students. Colored bars are green when the school is at or above the average for similar Maryland schools.

English language arts
37%
Similar Maryland schools ≈ 60%, better than 20% of them
421 students tested
Math
6%
Similar Maryland schools ≈ 13%, better than 31% of them
442 students tested
Science
28%
Similar Maryland schools ≈ 49%, better than 25% of them
427 students tested
All Maryland schools (ELA / math)
52% / 28%
State average across every school type, 2025-26
All 7 published results by grade and test

As published by Maryland State Department of Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 10MCAP English Language Arts 1036.8421
English language artsAll gradesMCAP English Language Arts All Grades36.8421
MathHigh schoolMCAP Algebra 1≤5372
MathHigh schoolMCAP Algebra 212.970
MathAll gradesMCAP Mathematics All Grades5.7442
ScienceHigh schoolMCAP High School Science28.3427
Social studiesHigh schoolMCAP American Government35.3354

School profile

Grades
9-12
Students
1,598
Type
High school
Charter school
No
Program
Regular

Students

Enrollment
1,598
Typical high school: 1,183
Free or reduced-price lunch
51%
Typical high school: 49%

District and location

City
Charles County

Contact

Address
5305 Piney Church Rd
Waldorf, MD 20602

"Typical" is the middle (median) high school in Maryland. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby high schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

St. Charles High School at a glance

St. Charles High School is a public high school in Waldorf, Maryland, serving grades 9-12. It is part of Charles County Public Schools. It has about 1,598 students (a typical Maryland high school has 1,183). About 51% of students are eligible for free or reduced-price lunch, compared with 49% at a typical Maryland high school, which is useful context when reading test results.

In 2025-26 state tests, 37% in English language arts (similar schools: 60%) and 6% in math (similar schools: 13%) reached the state standard (% proficient). On our score, which compares it only with other Maryland high schools, it scores 23.0 out of 100: better than 23% of them, ranking #156 of 202. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

Compare St. Charles High School with another school

Page updated 2026-10-12.