Immaculate Conception Seminary School of Theology
| Motto | Latin: Dispensatores mysteriorum Dei (Dispensers of the mysteries of God) | 
|---|---|
| Type | Private | 
| Established | 1861 | 
| Parent institution | Seton Hall University | 
| Rector | Reverend Monsignor Gerard H. McCarren, S.T.D. | 
| Administrative staff | 20 | 
| Students | Approximately 245 | 
| Location | , , | 
| Campus | Urban | 
| Website | theology | 
The Immaculate Conception Seminary School of Theology (ICSST) is the major seminary for the Roman Catholic Archdiocese of Newark and is part of Seton Hall University, a Roman Catholic university located in South Orange, New Jersey.