Crocker-McMillin Mansion-Immaculate Conception Seminary
Crocker-McMillin Mansion-Immaculate Conception Seminary is a historic seminary in Mahwah, Bergen County, New Jersey, United States. The Immaculate Conception Seminary was founded in 1861 as part of Seton Hall University. From 1927-1984 the seminary was located in the Crocker-McMillin Mansion. It is now again part of Seton Hall University.
It was built in 1903 and added to the National Register of Historic Places in 1997.