The school moved in 1935 to Silver Spring, Maryland, and began its four-year college preparatory program.

Between 1964 and 1971, the school moved to its current location in Potomac, Maryland, and in 1981, became a co-educational institution.

[3] According to Bullis' 2021-2025 Strategic Plan, the school aims to "promote joyfulness and intentionally avoid an atmosphere of overwhelming stress and pressure.

[5] Bullis is accredited by the Association of Independent Maryland & DC Schools (AIMS) and Maryland State Department of Education[6] and is a member of the Middle States Association of Colleges and Schools.

Winter sports include boys and girls basketball, wrestling, ice hockey and swimming.