Greenbrier Elementary School

21222 San Mar Rd
Boonsboro, MD 21713
(School attendance zone shown in map)
9/
10
Top 20%
Serving 256 students in grades Prekindergarten-5, Greenbrier Elementary School ranks in the top 20% of all schools in Maryland for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 35-39% (which is higher than the Maryland state average of 25%). The percentage of students achieving proficiency in reading/language arts is 65-69% (which is higher than the Maryland state average of 45%).
The student:teacher ratio of 17:1 is higher than the Maryland state level of 14:1.
Minority enrollment is 19% of the student body (majority Hispanic and Asian), which is lower than the Maryland state average of 67% (majority Black).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: Prekindergarten-5
  • Enrollment: 256 students
  • Student:Teacher Ratio: 17:1
  • Minority Enrollment: 19%
  • : Top 20% in MD
  • : 35-39% (Top 30%)
  • : 65-69% (Top 20%)
  • : 40-49% (Top 30%)
  • Source: National Center for Education Statistics (NCES), MD Dept. of Education

Top Rankings

Greenbrier Elementary School ranks among the top 20% of public schools in Maryland for:

School Overview

Greenbrier Elementary School's student population of 256 students has grown by 19% over five school years.
The teacher population of 15 teachers has grown by 7% over five school years.
School Type
Grades Offered
Grades Prekindergarten-5
(offers virtual instruction)
Total Students
256 students
This chart displays total students of Greenbrier Elementary School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Greenbrier Elementary School
Total Classroom Teachers
15 teachers
This chart displays the total teachers of Greenbrier Elementary School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Greenbrier Elementary School by grade.

School Rankings

Greenbrier Elementary School ranks within the top 20% of all 1,347 schools in Maryland (based off of combined math and reading proficiency testing data).
The diversity score of Greenbrier Elementary School is 0.34, which is less than the diversity score at state average of 0.74. The school's diversity has stayed relatively flat over five school years.
This School
State Level (MD)
#240 out of 1347 schools
(Top 20%)
This chart displays the overall school rank of Greenbrier Elementary School, with the latest 2021-22 school year data.
35-39%
25%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Greenbrier Elementary School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in Maryland by year, with the latest 2021-22 school year data.
65-69%
45%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Greenbrier Elementary School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Maryland by year, with the latest 2021-22 school year data.
40-49%
36%
This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Greenbrier Elementary School and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in Maryland by year, with the latest 2021-22 school year data.
Student : Teacher Ratio
17:1
14:1
This chart displays the student teacher ratio of Greenbrier Elementary School and the public school average student teacher ratio of Maryland by year, with the latest 2022-23 school year data.
American Indian
n/a
n/a
Asian
4%
7%
This chart displays the percentage of Asian students in Greenbrier Elementary School and the percentage of Asian public school students in Maryland by year, with the latest 2022-23 school year data.
Hispanic
6%
22%
This chart displays the percentage of Hispanic students in Greenbrier Elementary School and the percentage of Hispanic public school students in Maryland by year, with the latest 2022-23 school year data.
Black
3%
33%
This chart displays the percentage of Black students in Greenbrier Elementary School and the percentage of Black public school students in Maryland by year, with the latest 2022-23 school year data.
White
81%
33%
This chart displays the percentage of White students in Greenbrier Elementary School and the percentage of White public school students in Maryland by year, with the latest 2022-23 school year data.
Hawaiian
n/a
n/a
Two or more races
6%
5%
This chart displays the percentage of students of two or more races in Greenbrier Elementary School and the percentage of public school students of two or more races in Maryland by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Greenbrier Elementary School.
This chart displays the percentage breakdown of public school students of all ethnic groups in Maryland.
0.34
This chart displays the diversity score of Greenbrier Elementary School and the public school average diversity score of Maryland by year, with the latest 2022-23 school year data.
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
32%
46%
This chart displays the percentage of students who is eligible for free lunch in Greenbrier Elementary School and the percentage of public school students who is eligible for free lunch in Maryland by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
7%
4%
This chart displays the percentage of students who is eligible for reduced lunch in Greenbrier Elementary School and the percentage of public school students who is eligible for reduced lunch in Maryland by year, with the latest 2022-23 school year data.
Source: National Center for Education Statistics (NCES), MD Dept. of Education

Frequently Asked Questions

What is Greenbrier Elementary School's ranking?
Greenbrier Elementary School is ranked #240 out of 1,347 schools, which ranks it among the top 20% of public schools in Maryland.
What schools are Greenbrier Elementary School often compared to?
Greenbrier Elementary Schoolis often viewed alongside schools like Rockland Woods Elementary School, Boonsboro Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
35-39% of students have achieved math proficiency (compared to the 25% MD state average), while 65-69% of students have achieved reading proficiency (compared to the 45% MD state average).
How many students attend Greenbrier Elementary School?
256 students attend Greenbrier Elementary School.
What is the racial composition of the student body?
81% of Greenbrier Elementary School students are White, 6% of students are Hispanic, 6% of students are Two or more races, 4% of students are Asian, and 3% of students are Black.
What is the student:teacher ratio of Greenbrier Elementary School?
Greenbrier Elementary School has a student ration of 17:1, which is higher than the Maryland state average of 14:1.
What grades does Greenbrier Elementary School offer ?
Greenbrier Elementary School offers enrollment in grades Prekindergarten-5 (offers virtual instruction).
What school district is Greenbrier Elementary School part of?
Greenbrier Elementary School is part of Washington County School District.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: Prekindergarten-5
  • Enrollment: 256 students
  • Student:Teacher Ratio: 17:1
  • Minority Enrollment: 19%
  • : Top 20%
  • : 35-39% (Top 30%)
  • : 65-69% (Top 20%)
  • : 40-49% (Top 30%)
  • Source: National Center for Education Statistics (NCES), MD Dept. of Education

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