Great Mills High

Virtual

Regular School · Great Mills, MD

Great Mills High is a regular school school in Great Mills, Maryland, serving grades 09–12 with 1,697 students enrolled (SY 2024-2025). The student-teacher ratio is 19.1:1.

Level

High

Grades

09 – 12

Enrollment

1,697

Teachers (FTE)

88.7

Student–Teacher Ratio

19.1:1

Status

Open

Lunch Program Participation

Yes participating without using any Provision or the CEO

Student Demographics (SY 2024-2025)

Race / Ethnicity	Students	Share
Black or African American	642	38%
White	584	34%
Hispanic/Latino	237	14%
Two or more races	174	10%
Asian	50	3%
American Indian / Alaska Native	8	0%
Native Hawaiian / Pacific Islander	2	0%
Total enrollment	1,697	878M / 819F

English Language Learners: 66 (4% of enrollment) · SY 2021–22

Academic Performance (SY 2021-2022)

Metric	This School	State Avg	Tested
Math Proficiency	42.0% +19.8pp	22.2%	286
Reading Proficiency	55.0% +19.8pp	35.2%	330
Science Proficiency	45.0%	—	326
4-Year Graduation Rate	86.0%	—

Source: EDFacts, SY 2020–2021. Suppressed values (e.g. <=10%) indicate fewer than the minimum reportable threshold.

Programs & Discipline

AP Courses

Yes (29)

393 students enrolled

Gifted & Talented

Program offered

161 students enrolled

SAT/ACT Takers

318

students tested · SY 2021–22

Out-of-School Suspensions

186

11% of enrollment · SY 2021–22

Chronically Absent

339

20% of enrollment · SY 2019–20

Source: Civil Rights Data Collection (CRDC), Office for Civil Rights & EDFacts.

Lunch Program (SY 2024-2025)

Category	Students	% of School
Total enrollment (est.)	1,697	100%

Contact & Location

21130 Great Mills Rd

Great Mills, MD 20634

Phone: (301)863-4001

District

St. Mary's County Public Schools

Per-pupil expenditure: $18,473

District enrollment: 17,493

Other Schools in District

Benjamin Banneker Elementary Elementary
Captain Walter Francis Duke Elementary Elementary
Chesapeake Charter School Elementary
Dynard Elementary Elementary
Evergreen Elementary School Elementary
George Washington Carver Elementary Elementary
Green Holly Elementary School Elementary
Greenview Knolls Elementary Elementary

View all 26 schools →

Related Data

Neighborhood demographics (ZIP 20634) → CensusDepth.com
Maryland population & income data → CensusDepth.com
Maryland teacher salaries → WageDepth.com

NCES ID

240060001224

Data sources: NCES CCD SY 2024-2025 (directory, staff, lunch), EDFacts SY 2020-21 (assessments), CRDC SY 2021-22 (programs & discipline), SEDA v6.0 (achievement estimates). Updated annually. NCES CCD