[3] Renamed after Horace Mann, an advocate for oralism, in 1877, HMS has since occupied many different buildings in and around Boston.

After only two months, HMS was relocated within Pemberton Square where morning and afternoon classes were held for all students in the same location.

[4] In 1873 the State of Rhode Island began sending deaf students to Mann instead of the American Asylum.

[5] By 1875, the number of students attending Horace Mann School had increased and a larger space was required.

[7] Several well-known historical figures such as Alexander Graham Bell and Helen Keller have been associated with Horace Mann School in its earlier years.