Average
#606 of 1,363 schools in MD
Top 44% in state
Greenbrier Elementary
Elementary School · Washington County Public Schools
21222 San Mar Rd, Boonsboro, MD 21713
Enrollment
250
Student-Teacher
15.6:1
Score
6.7
Grades
Pre-K – 5th
Enrollment
250
Student-Teacher
15.6:1
Score
6.7
Grades
Pre-K – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Boonsboro
#2 of 4
public schools
Maryland elementary schools
#534 of 882
In district
#23 of 42
Washington County Public Schools
Equity
8.2 / 10
Very strong
About Greenbrier Elementary
Greenbrier Elementary is a regular public school located in the rural area near Boonsboro, Maryland. Serving students from pre-kindergarten through fifth grade, the school has an enrollment of 250 students and maintains a student-to-teacher ratio of 15.6:1 with 16 full-time equivalent teachers. The academic performance at Greenbrier Elementary places it in the 62nd percentile among Maryland schools, reflecting areas for continued growth and development.
Greenbrier Elementary focuses on providing a nurturing environment that supports students' learning needs while offering a well-rounded curriculum. With 51% of students proficient or above in ELA/reading and 38% meeting proficiency standards in math, the school aims to enhance its academic offerings and support systems to better serve all learners. The rural setting around Greenbrier Elementary provides a peaceful atmosphere conducive to learning and community engagement.
The close-knit town nearby offers additional resources and opportunities for students to explore outside of the classroom.
What Parents Should Know
Located in a rural area, Greenbrier Elementary may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
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Greenbrier Elementary — Students at Greenbrier Elementary score 54% proficient, which is above what's typical for similar communities (expected: 50%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
38.8%
Students qualifying for federal meal assistance
Test Scores MD MCAP (2024-25)
Based on 8 test records from MD state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.9/10.
How Greenbrier Elementary Compares
See how Greenbrier Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 57% (2019) to 44.4% (2025). Reading/ELA proficiency has improved from 52% (2019) to 63.9% (2025).
Location
21222 San Mar Rd, Boonsboro, MD 21713
Nearby Alternatives
Families considering Greenbrier Elementary may also want to explore other elementary schools in the area. Wolfsville Elementary (rated 8.2/10, 4.3 miles away, in nearby Myersville), which scores notably higher. Another option is Potomac Heights Elementary (rated 8.1/10, 7.7 miles away, in nearby Hagerstown), which scores notably higher. Additionally, Rockland Woods Elementary (rated 8.0/10, 5.8 miles away, in nearby Hagerstown), which scores notably higher. For more schools in Boonsboro, see our Boonsboro schools guide .
Nearby Schools
20 within 7.7 mi| School | Distance | Rating |
|---|---|---|
| HIGHLAND VIEW ACADEMY Hagerstown | 2.6 mi | 7.0 |
| TRI STATE CHRISTIAN ACADEMYDBA BOONSBORO ACADEMY Boonsboro | 2.8 mi | — |
| Boonsboro Middle Boonsboro | 3.0 mi | 5.6 |
| Boonsboro High Boonsboro | 3.1 mi | 6.2 |
| MT AETNA ADVENTIST SCHOOL (MAAS) Hagerstown | 3.0 mi | 7.2 |
| Boonsboro Elementary Boonsboro | 3.2 mi | 7.3 |
| Wolfsville Elementary Myersville | 4.3 mi | 8.2 |
| Myersville Elementary Myersville | 4.8 mi | 7.8 |
| LUCY SCHOOL Middletown | 5.4 mi | 6.4 |
| Ruth Ann Monroe Primary Hagerstown | 5.6 mi | 7.3 |
| Eastern Elementary Hagerstown | 5.7 mi | 5.4 |
| Old Forge Elementary Hagerstown | 6.9 mi | 7.2 |
| Pangborn Elementary Hagerstown | 6.7 mi | 7.8 |
| Rockland Woods Elementary Hagerstown | 5.8 mi | 8.0 |
| Smithsburg Elementary Smithsburg | 7.5 mi | 7.1 |
| Smithsburg High Smithsburg | 7.7 mi | 5.2 |
| E. Russell Hicks Middle Hagerstown | 6.7 mi | 6.7 |
| Emma K. Doub Elementary Hagerstown | 6.8 mi | 6.1 |
| Bester Elementary Hagerstown | 7.1 mi | 6.1 |
| Potomac Heights Elementary Hagerstown | 7.7 mi | 8.1 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 21713 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$101,585
Median Home Value
$348,300
Median Rent
$1,224/mo
Population
10,146
College Educated
28.4%
Homeownership
80.3%
Avg Commute
33.6 min
Poverty Rate
7.7%
Median Age
45
Community Profile
The community surrounding Greenbrier Elementary has a median household income of $101,585. It is an area where 28% of adults hold a bachelor's degree or higher. The median home value in the area is $348,300, with a median rent of $1,224/month. The local poverty rate of 7.7% is relatively low. The average commute for residents is 34 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Bayside Elementary School Stevensville, MD | 6.7 |
| OUR LADY OF PERPETUAL HELP SCHOOL Ellicott City, MD | 6.7 |
| ST BERNADETTE SCHOOL Silver Spring, MD | 6.7 |
| Town Creek Elementary Lexington Park, MD | 6.7 |
| Cecilton Elementary Cecilton, MD | 6.8 |
| GRACE LUTHERAN SCHOOL La Plata, MD | 6.8 |
Frequently Asked Questions
Common questions about Greenbrier Elementary
What grades does Greenbrier Elementary serve?
Greenbrier Elementary serves students in grades Pre-K through 5th.
How many students attend Greenbrier Elementary?
Greenbrier Elementary has an enrollment of approximately 250 students.
What is the student-teacher ratio at Greenbrier Elementary?
The student-teacher ratio at Greenbrier Elementary is 15.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Greenbrier Elementary rank in MD?
Greenbrier Elementary is ranked #606 out of 1,363 schools in MD.
What is Greenbrier Elementary's MySchoolScout rating?
Greenbrier Elementary has a composite rating of 6.7 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Greenbrier Elementary?
Based on the most recent state assessment data, Greenbrier Elementary has 38.9% math proficiency and 52.5% reading/ELA proficiency.
Is Greenbrier Elementary a charter school?
No, Greenbrier Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Greenbrier Elementary a Title I school?
No, Greenbrier Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Greenbrier Elementary?
38.8% of students at Greenbrier Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
- City Safety
- Average (287/100K)
FBI UCR 2024. City-level (Boonsboro). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 5th
- Enrollment
- 250
- Student-Teacher Ratio
- 15.6:1
- Teachers (FTE)
- 16
- Free/Reduced Lunch
- 38.8%
- Type
- regular
- Setting
- Fringe Rural
- County
- Washington County
- Phone
- (301) 766-8170
- Data Year
- 2023–2024
Resources & Links
District
Washington County Public Schools- District Enrollment
- 22,549
- Schools in District
- 43
- Per-Pupil Spending
- $17,937
- District Rank
- #23 of 42
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
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