For the 2026 school year, there are 4 private high schools serving 603 students in 20877, MD.
The top-ranked private high schools in 20877, MD include Covenant Life School and Forbush School At Oakmont Upper School.
The average acceptance rate is 75%, which is lower than the Maryland private high school average acceptance rate of 77%.
25% of private high schools in 20877, MD are religiously affiliated (most commonly Christian).
Top-Ranked 20877 Maryland Private High Schools (2026)
School
Location
Quick Facts
7503 Muncaster Mill Rd
Gaithersburg, MD 20877
(301) 869-4500
Gaithersburg, MD 20877
(301) 869-4500
Gr: PK-12 | 493 students Avg. class size: 20 students Sports: 7 | Extracurrculars: 11 Tuition & acceptance rate listed
Forbush School At Oakmont Upper School
Special Education School
610 E Diamond Ave Ste E
Gaithersburg, MD 20877
(301) 330-4359
Gaithersburg, MD 20877
(301) 330-4359
Gr: 9-12 | 32 students
The Foundation School Of Montgomery County
Special Education School
220 Girard St
Gaithersburg, MD 20877
(301) 740-7807
Gaithersburg, MD 20877
(301) 740-7807
Gr: 1-12 | 62 students Avg. class size: 10 students
Marcia D Smith School
Alternative School
9075 Comprint Ct
Gaithersburg, MD 20877
(301) 926-2300
Gaithersburg, MD 20877
(301) 926-2300
Gr: 9-12 | 16 students
20877, Maryland Private Schools (Closed)
School
Location
Quick Facts
Gaithersburg Presbyterian Preschool & Kdgn (Closed 2025)
Daycare / Preschool (Christian)
610 S Frederick Avenue
Gaithersburg, MD 20877
(301) 977-5787
Gaithersburg, MD 20877
(301) 977-5787
Gr: PK-K | 46 students Avg. class size: 14 students Tuition & acceptance rate listed
Frequently Asked Questions
What are the top-ranked private high schools in 20877, MD?
The top-ranked private high schools in 20877, MD include Covenant Life School and Forbush School At Oakmont Upper School.
How many private high schools are located in 20877?
4 private high schools are located in 20877.
What percentage of private high schools are religiously affiliated in 20877?
25% of private high schools in 20877 are religiously affiliated (most commonly Christian).
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