St. Andrew's is located at 8804 Postoak Road, Potomac, Maryland, in Montgomery County.

Religion, art (visual and performing) and athletics are required at least one trimester per year.

The Chan Zuckerberg Initiative contributed $1 million to this effort.

Begun in 1998, the Oral History project, the signature academic program in the Upper School, houses one of the largest pre-collegiate collection of oral histories in North America.

It is fully accredited by the Association of Independent Maryland Schools, Maryland State Department of Education, and Middle States Association of Colleges and Schools.