Mt. Aetna Adventist School (Maas)
Private · Grades K–8 · 130 students
Greenbrier Elementary
21222 San Mar Rd, Boonsboro, MD 21713
Grades
Pre-K–5
Elementary
Students
259
Enrolled 2024–25
Students per teacher
16.1 : 1
Full-time teachers
District
Washington County Public Schools
Washington County
Schola Grade A · Excellent
Letter grade (A–F) · compared with 852 Maryland elementary schools · How we grade
Percentiles compare this school with other Maryland elementary schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Greenbrier Elementary
Greenbrier Elementary is a public elementary school in Boonsboro, Maryland, serving grades Pre-K–5. It is part of Washington County Public Schools. The school is located in a rural area near a town in Washington County.
In the 2024–25 school year, 259 students were enrolled, with about 16.1 students for every full-time teacher. That ratio is larger than the typical Maryland elementary school (13.3 students per teacher). Its Schola Grade is A (excellent), compared with 852 Maryland elementary schools.
Grades & enrollment
Students per grade, 2024–25Grades Pre-K–5
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- Elementary
- Grades offered
- Pre-K–5
- Enrollment (2024–25)
- 259 students
- Students per teacher
- 16.1 to 1
- Charter school
- No
- Magnet school
- No
- Virtual learning
- Offers virtual courses
- Locale
- Rural — Fringe
- School district
- Washington County Public Schools
- County
- Washington County
- NCES school ID
- 240066001268
Schools near Greenbrier Elementary
All 5 schools in Boonsboro →
Boonsboro Elementary
Magnet · Grades Pre-K–5 · 514 students
Wolfsville Elementary
Public · Grades Pre-K–5 · 163 students
Myersville Elementary
Public · Grades K–5 · 402 students
Ruth Ann Monroe Primary
Public · Grades Pre-K–2 · 579 students
Eastern Elementary
Public · Grades 3–5 · 439 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.