Of Swarthmore College and Purdue University system, which is one of the earliest coeducational colleges in the United States?l
Swarthmore College:  Founded in 1864, Swarthmore was one of the earliest coeducational colleges in the United States. Purdue University system:  With nearly 75,000 students, it is one of the largest university systems in the United States and includes four campuses, a statewide technology program, extension centers and continuing education programs.
Swarthmore was one of the earliest coeducational colleges in the United States.