The street address for the Child Study Institute at Bryn Mawr College is 1029 Wyndon Avenue in Bryn Mawr. It is located in West House, at the corner of Wyndon Ave. and Roberts Rd., in a three-story tan stucco house with reddish brown trim. There is a small green banner at the end of the driveway that reads "West House/ Phebe Anna Thorne School / Child Study Institute." It has a small parking lot. If there are no spaces available, there is usually parking on Wyndon Avenue.