The following activities are offered to students at Brearley:
Band
Bears That Care
Chamber Singers
Drama
Forensics
Literary Magazine
Musical
National Honor Society
Newspaper
Peer Leadership
Peer Tutoring
Student Council
Yearbook
Fall Sports – Football, Boys & Girls Soccer, Cheerleading, Gymnastics (Co-Op with Dayton)
Winter Sports – Wrestling, Boys & Girls Basketball, Co-Ed Winter Track, Cheerleading, Ice Hockey (Co-Op with Dayton)
Spring Sports – Baseball, Softball, Co-Ed Spring Track, Golf