Union Theological Seminary in the City of New York (UTS) is a private ecumenical liberal Christian seminary in Morningside Heights, Manhattan, affiliated with Columbia University. Columbia University lists UTS among its affiliate schools, alongside with Barnard College and Teachers College. Since 1928, the seminary has served as Columbia's constituent faculty of theology. In 1964, UTS also established an affiliation with the neighboring Jewish Theological Seminary of America. Despite its affiliation with Columbia University, UTS is an independent institution with its own administration and Board of Trustees. UTS confers the following degrees: Master of Divinity (MDiv), Master of Divinity & Social Work dual degree (MDSW), Master of Arts in religion (MAR), Master of Arts in Social Justice (MASJ), Master of Sacred Theology (STM), Doctor of Ministry (DMin), and Doctor of Philosophy (PhD).

Morningside Heights is a neighborhood on the West Side of Upper Manhattan in New York City. It is bounded by Morningside Drive to the east, 125th Street to the north, 110th Street to the south, and Riverside Drive to the west. Morningside Heights borders Central Harlem and Morningside Park to the east, Manhattanville to the north, the Manhattan Valley section of the Upper West Side to the south, and Riverside Park to the west. Broadway is the neighborhood's main thoroughfare, running north–south.