The school took over the old Eben Jordan mansion at 1600 Beacon St. The mansion served as the Choate School (Country Boarding and Day School For Girls) from 1922-1950 and the building was torn down in 1955. For the 1931 graduation ceremony, 38 diplomas were presented by Augusta Choate to:

Marianne Q. Appel, Marie B. Bonnycastle, Camilla S. Bowman,
Betty Broughton, Allison C. Buckman, Patti J. Byars,
Barbara H. Donaldson, Mary E. Donnelly, Laura S. H. Drane,
Myra K. Flint, Mary Greeley, Helen Horne,
Elizabeth H. Johnson, Helen R. Johnson, Charlotte Jones,
Mary S. Jordan, Marianne R. Kellar, Mary M. Kingsley,
Mary R. Kline, Mary S. Lewis, Nancy E. Marean,
Elizabeth J. Maynard, Elizabeth Myers, Marion Myers,
Ruth Myers, Elizabeth M. ODonel, Fanny Parrock,
Hope Ramsay, Virginia T. Ray.. Mary J. M. Rice,
Phyllis J. Sager, Elizabeth Sawyer, Nancy V. Sheppard,
Jeanne R. Taylor, Emily Tompkins, Eleanor L. Vanderhoof,
Phyllis White, Lucille G. Wolfe.