Seneca Academy Photo - We believe time spent outdoors, both structured and unstructured, is fundamental to children's well-being and academic engagement. Students spend time outside on our 6.5-acre campus each day in all kinds of weather!

Best Maryland Private Schools Belonging to International Baccalaureate (IB) World School (2026)

For the 2026 school year, there are 4 private schools belonging to International Baccalaureate (IB) World School serving 1,830 students in Maryland. You can also find more schools membership associations in Maryland.
The top-ranked private schools belonging to International Baccalaureate (IB) World School in Maryland include St. Timothy's School and Archbishop Spalding High School.
The average acceptance rate is 70%, which is lower than the Maryland private school average acceptance rate of 80%.
75% of private schools belonging to International Baccalaureate (IB) World School in Maryland are religiously affiliated (most commonly Catholic and Episcopal).

Top-Ranked Private Schools Belonging to International Baccalaureate (IB) World School in Maryland (2026)

School
Location
Quick Facts
Seneca Academy
Seneca Academy Photo - We believe time spent outdoors, both structured and unstructured, is fundamental to children's well-being and academic engagement. Students spend time outside on our 6.5-acre campus each day in all kinds of weather!
(8)
15601 Germantown Rd
Germantown, MD 20874
(301) 869-3728
Gr: NS-5 | 133 students Avg. class size: 14 students Extracurrculars: 8 Tuition listed
Archbishop Spalding High School
Archbishop Spalding High School Photo
(Catholic)
(1)
8080 New Cut Road
Severn, MD 21144
(410) 969-9105
Gr: 9-12 | 1,286 students Avg. class size: 20 students Sports: 26 | Extracurrculars: 32 Tuition & acceptance rate listed
St. Timothy's School
St. Timothy's School Photo - Completed in 2012, Dixon Hall is our state-of-the-art academic building. The technology-rich facility features the Taft Lecture Hall, the Coleman World Languages and Cultures Center, and a Center for Learning and Teaching.
All-girls (Episcopal)
(1)
8400 Greenspring Avenue
Stevenson, MD 21153
(410) 486-7401
Gr: 9-12 | 175 students Avg. class size: 12 students Sports: 16 | Extracurrculars: 26 Tuition & acceptance rate listed
St. Francis Of Assisi School
(Catholic)
3617 Harford Rd
Baltimore, MD 21218
(410) 467-1683
Gr: PK-8 | 236 students Avg. class size: 22 students Sports: 3 | Extracurrculars: 12 Tuition listed

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