| ** | 1754 | George II grants the Charter for King's College |
| ** | 1784 | King's College is named "Columbia College in the City of New York" |
| 1787 | A new charter for Columbia College establishes its private character and organizes a self-perpetuating Board of Trustees | |
| 1833 | Oberlin College opens and, shortly thereafter, enrolls women. It is the first co-educational college in the United States. | |
| 1836 | Mary Lyon opens Mount Holyoke Female Seminary to prepare young women for the foreign missions. | |
| 1839 | Georgia Female College opens. | |
| 1850s | Several midwestern and western state universities open with provisions for co-education (e.g., Michigan, California, Wisconsin) | |
| 1861 | Vassar College opens for women in Poughkeepsie, NY | |
| 1862 | The Reverend Morgan Dix, Rector of Trinity Church, is elected a Trustee of Columbia. | |
| 1864 | Frederick A. P. Barnard is named 10th president of Columbia College. | |
| 1865 | Cornell opens in Ithaca, NY as a co-educational college | |
| ** | 1867 | December 4 -- Columbia Board of Trustees tables the Sorosis Memorial |
| 1870 | Hunter College opens in NYC as public womens college, parallels CCNY | |
| 1875 | Smith College opens for women in Northampton, MA | |
| 1875 | Wellesley College opens for women in Wellesley, MA | |
| 1879 | Harvard "Annex" opens in Cambridge, affiliated with Harvard (later Radcliffe) | |
| ** | 1879 | President Barnard begins arguing for co-education at Columbia |
| 1879 | The Board rejects a resolution allowing women to attend some Columbia scientific lectures. | |
| 1881 | President Barnard calls on Columbia trustees to follow the model of the Harvard "Annex." | |
| 1882 | President Barnard prints "The Higher Education of Women" -- Passages from the Annual Reports of the President of Columbia College -- Presented to the Trustees in June, 1879, June, 1880, and June 1881," urging the College to accept young women. | |
| ** | 1882 | The Trustees found The Select Committee of the Education of Women |
| ** | 1882 | April--The Association for the Promotion of the Higher Education of Women holds a public meeting. |
| 1882 | July 12 -- President Barnard addresses the Twentieth Convocation of the Regents of the State of New York, proposing that education is intended for men and women alike. | |
| ** | 1883 | Melvil Dewey becomes Librarian of Columbia College |
| ** | 1883 | February 5 -- The Select Committee of the Education of Women considers a petition for the Higher Education of Women. |
| ** | 1883 | June 4 -- Columbia College Board of Trustees adopts the "Collegiate Course." |
| 1886 | June 7 -- Trustees agrees that the B.A. in the Course for Women be granted to all who successfully complete the School of Arts. | |
| 1886 | Miss Winifred Edgarton (Wellesley College, 1883) is the first woman to receive a doctorate from Columbia College. | |
| 1887 | February -- Committee of the Columbia Trustees ratify a resolution to end special degrees to women, only providing those already offered to men. | |
| 1887 | Miss Mary Hankey is the first woman to receive a bachelor's degree from Columbia College. She dies a few months later. | |
| 1888 | Bryn Mawr College, founded for women, includes plan for graduate programs | |
| 1888 | Mt. Holyoke Seminary becomes Mount Holyoke College | |
| ** | 1888 | New movement abandons a plea for coeducation. |
| ** | 1888 | Annie Nathan Meyer publishes an article in The Nation. |
| ** | 1888 | March 5 -- The Memorial receives notice in the Minutes of the Meeting of the Trustees. |
| ** | 1888 | May 7 -- The next meeting of the Trustees. |
BARNARD COLLEGE TIMELINES: 1889-1911 1911-1947 1947-1962 1962-Present