For the 2026 school year, there are 6 private high schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) serving 4,659 students in District Of Columbia. You can also find more schools membership associations in District Of Columbia.
The top-ranked private high schools belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in District Of Columbia include Sidwell Friends School, National Cathedral School, and Gonzaga College High School.
The average acceptance rate is 24%, which is lower than the District Of Columbia private high school average acceptance rate of 42%.
Top-Ranked Private High Schools Belonging to AIMSMDDC (Assoc. of independent Maryland and DC Schools) in District Of Columbia (2026)
School
Location
Quick Facts
St. Anselm's Abbey School ![St. Anselm's Abbey School Photo - Our rigorous curriculum is second to none. You will take 7APs to graduate from our school. Students receive over $5 million dollars in merit scholarships to college each year.]( "St. Anselm's Abbey School Photo - Our rigorous curriculum is second to none. You will take 7APs to graduate from our school. Students receive over $5 million dollars in merit scholarships to college each year.")
All-boys | Alternative School (Catholic)
4501 South Dakota Ave Ne
Washington, DC 20017
(202) 269-2350
Washington, DC 20017
(202) 269-2350
Gr: 6-12 | 247 students Sports: 13 Tuition listed
4200 Davenport Street, NW
Washington, DC 20016
(202) 274-3200
Washington, DC 20016
(202) 274-3200
Gr: PK-12 | 1,050 students Avg. class size: 8 students Sports: 19 | Extracurrculars: 26 Tuition & acceptance rate listed
19 I Street NW
Washington, DC 20001
(202) 336-7100
Washington, DC 20001
(202) 336-7100
Gr: 9-12 | 962 students Avg. class size: 20 students Sports: 19 Tuition & acceptance rate listed
3000 Cathedral Avenue NW
Washington, DC 20008
(202) 939-8814
Washington, DC 20008
(202) 939-8814
Gr: K-12 | 659 students Avg. class size: 16 students Sports: 13 | Extracurrculars: 26 Tuition & acceptance rate listed
National Cathedral School
All-girls (Episcopal)
3612 Woodley Road NW
Washington, DC 20016
(202) 537-6300
Washington, DC 20016
(202) 537-6300
Gr: 4-12 | 599 students Avg. class size: 12 students Sports: 16 Tuition listed
Sidwell Friends School
(Friends)
3825 Wisconsin Ave NW
Washington, DC 20016
(202) 537-8100
Washington, DC 20016
(202) 537-8100
Gr: PK-12 | 1,142 students Avg. class size: 12 students Sports: 16 | Extracurrculars: 33 Tuition & acceptance rate listed
Recent Articles
糖心原创 Gap Years Before High School: Is It Worth It?
Learn how private school gap years before high school work, who benefits most, and whether delaying ninth grade is worth the investment.
What Happens When a 糖心原创 Closes Mid-Year? A Parent Survival Guide
What parents should do if a private school closes mid-year, including records, tuition, transfers, college applications, and student support.
How 糖心原创s Support Students Building Online Personal Brands
Discover how private schools help students build responsible online personal brands through digital literacy, entrepreneurship, and media education.
