The Foundation School of Montgomery County
under 1 mi Grades 4-12 68 students 7.6 students per teacher Nonsectarian Special education Co-ed 20% to 4-year college
Private high schools in Gaithersburg, MD
8 in Gaithersburg or within 6 miles. Private schools that teach grade 9 or above, going by the grade span each school gave the federal survey.
Affiliation, co-ed or single-sex, association membership and the share of graduates going on to a 4-year college come from the 2023-24 federal Private School Universe survey.
Forbush School at Oakmont Upper School
under 1 mi Grades 8-12 42 students 18.3 students per teacher Nonsectarian Special education Co-ed 0% to 4-year college
Grades 6-10 Under 10 K-12 students Christian (nondenominational) Alternative Co-ed
Grades 8-12 13 students 5.2 students per teacher Nonsectarian Special education Co-ed
Covenant Life School
2 mi Grades PreK-12 444 students 11.3 students per teacher Christian (nondenominational) Co-ed 78% to 4-year college
Grades K-12 91 students 15.2 students per teacher Nonsectarian Co-ed 70% to 4-year college
Grades PreK-12 133 students Nonsectarian Special education Co-ed 13% to 4-year college
Butler Montessori
6 mi Grades PreK-9 146 students 14.6 students per teacher Nonsectarian Montessori Co-ed
Private schools
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- All-boys schools in Gaithersburg
- Private high schools in Germantown (4 mi)
- Private high schools in Rockville (5 mi)
- Private high schools in Olney (7 mi)
- Private high schools in Darnestown (7 mi)
- Private high schools in Potomac (9 mi)
- Private high schools in Kensington (11 mi)
- Private high schools in Bethesda (12 mi)
- Private high schools in Silver Spring (14 mi)
- Private high schools across Maryland
What Maryland pays
Maryland BOOST Scholarship Scholarship
$1,200 to $4,750 in 2025-26, plus $3,000 for high school students These are 2025-26 amounts. The advisory board sets new amounts each summer and had not posted 2026-27 figures in writing when we checked. The larger awards go to students coming from public school on free meals. Students receiving special education services got an extra award equal to their base award.
Figures read from each program’s official pages, October 1, 2026. Sources and how to apply
Get one email when applications open
Most programs open once a year, and several ran out of money or seats in 2026. Pick your state (you are looking at Gaithersburg) and we will email you the day the next window opens, with the official link. That is the only email you get.
One email per application window. No calls, no sharing your details.