Holy Trinity Orthodox Seminary is an institution of higher learning under the jurisdiction of the Russian Orthodox Church Outside Russia. The mission of Holy Trinity Orthodox Seminary is to serve the Russian Orthodox Church by preparing students for service to the Church. Training students in disciplines that are preparatory for active service to the Church as clergy, monastics, choir directors and cantors, iconographers, and lay leaders serves to realize this mission.
The library has a significant historical collection relating to Russian Orthodoxy and the Russian emigration. The library serves the needs of the Seminary's faculty, students, and adjacent monastic brotherhood as well as the immediate Russian Orthodox community.
Holy Trinity Seminary is a member of the Central New York Library Resources Council.