For the 2026-27 school year, there are 10 public schools serving 8,029 students in 20877, MD (there are 6 private schools, serving 1,013 private students). 89% of all K-12 students in 20877, MD are educated in public schools (compared to the MD state average of 86%).
The top-ranked public schools in 20877, MD are Gaithersburg High School, Washington Grove Elementary School and Rosemont Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public schools in zipcode 20877 have an average math proficiency score of 13% (versus the Maryland public school average of 27%), and reading proficiency score of 31% (versus the 45% statewide average). Schools in 20877, MD have an average ranking of 2/10, which is in the bottom 50% of Maryland public schools.
Minority enrollment is 93% of the student body (majority Hispanic), which is more than the Maryland public school average of 69% (majority Black).
Best 20877, MD Public Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Gaithersburg High School
Magnet School
(Math: 22% | Reading: 48%)
Rank:
Rank:
6/
Top 50%10
101 Education Blvd
Gaithersburg, MD 20877
(301) 284-4500
Gaithersburg, MD 20877
(301) 284-4500
Gr: 9-12 | 2,441 students Student-teacher ratio: 14:1 Minority enrollment: 92%
Rank: #22.
Washington Grove Elementary School
(Math: 25-29% | Reading: 35-39%)
Rank:
Rank:
5/
Bottom 50%10
8712 Oakmont St
Gaithersburg, MD 20877
(240) 740-0300
Gaithersburg, MD 20877
(240) 740-0300
Gr: PK-5 | 480 students Student-teacher ratio: 10:1 Minority enrollment: 89%
Rank: #33.
Rosemont Elementary School
(Math: 27% | Reading: 31%)
Rank:
Rank:
5/
Bottom 50%10
16400 Alden Ave
Gaithersburg, MD 20877
(240) 740-7180
Gaithersburg, MD 20877
(240) 740-7180
Gr: PK-5 | 564 students Student-teacher ratio: 11:1 Minority enrollment: 92%
Rank: #44.
Shady Grove Middle School
(Math: 10% | Reading: 44%)
Rank:
Rank:
4/
Bottom 50%10
8100 Midcounty Hgwy
Gaithersburg, MD 20877
(240) 740-1440
Gaithersburg, MD 20877
(240) 740-1440
Gr: 6-8 | 514 students Student-teacher ratio: 13:1 Minority enrollment: 81%
Rank: #55.
Summit Hall Elementary School
(Math: 21% | Reading: 22%)
Rank:
Rank:
3/
Bottom 50%10
101 W Deer Park Rd
Gaithersburg, MD 20877
(301) 284-4150
Gaithersburg, MD 20877
(301) 284-4150
Gr: PK-5 | 413 students Student-teacher ratio: 9:1 Minority enrollment: 98%
Rank: #66.
South Lake Elementary School
(Math: 17% | Reading: 22%)
Rank:
Rank:
3/
Bottom 50%10
18201 Contour Road
Gaithersburg, MD 20877
(240) 740-7330
Gaithersburg, MD 20877
(240) 740-7330
Gr: PK-5 | 746 students Student-teacher ratio: 12:1 Minority enrollment: 98%
Rank: #77.
Gaithersburg Elementary School
(Math: 15% | Reading: 22%)
Rank:
Rank:
3/
Bottom 50%10
35 N Summit Ave
Gaithersburg, MD 20877
(240) 740-4900
Gaithersburg, MD 20877
(240) 740-4900
Gr: PK-5 | 603 students Student-teacher ratio: 10:1 Minority enrollment: 98%
Rank: #88.
Gaithersburg Middle School
Magnet School
(Math: 8% | Reading: 28%)
Rank:
Rank:
2/
Bottom 50%10
2 Teachers' Way
Gaithersburg, MD 20877
(240) 740-4950
Gaithersburg, MD 20877
(240) 740-4950
Gr: 6-8 | 869 students Student-teacher ratio: 12:1 Minority enrollment: 92%
Rank: #99.
Forest Oak Middle School
(Math: 4% | Reading: 28%)
Rank:
Rank:
2/
Bottom 50%10
651 Saybrooke Oaks Blvd
Gaithersburg, MD 20877
(240) 740-7570
Gaithersburg, MD 20877
(240) 740-7570
Gr: 6-8 | 828 students Student-teacher ratio: 13:1 Minority enrollment: 93%
Rank: n/an/a
400 Victory Farm Dr
Gaithersburg, MD 20877
(240) 740-6770
Gaithersburg, MD 20877
(240) 740-6770
Gr: PK-5 | 571 students Student-teacher ratio: 11:1 Minority enrollment: 96%
Frequently Asked Questions
What are the top-ranked public schools in 20877, MD?
The top-ranked public schools in 20877, MD include Gaithersburg High School, Washington Grove Elementary School and Rosemont Elementary School.
How many public schools are located in 20877?
10 public schools are located in 20877.
What percentage of students in 20877 go to public school?
89% of all K-12 students in 20877 are educated in public schools (compared to the MD state average of 86%).
What is the racial composition of students in 20877?
20877 public schools minority enrollment is 93% of the student body (majority Hispanic), which is more than the Maryland public schools average of 69% (majority Black).
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