The Hopper–Van Horn House is located at 398 Ramapo Valley Road in the township of Mahwah in Bergen County, New Jersey, United States.

George Potter was the first and only President of Ramapo College to reside in the Laroe Van Horn house.

A restrictive covenant was attached to the deed, the house had to be preserved and maintained in accordance with the recommended approaches Interiors Standards for Rehabilitations.

In 2012 Ramapo College adjunct professor Jeff Williamson excavated another gravesite further back in the woods that he believed to contain the unmarked graves of slaves and freedmen that used to work the land.

They were able to find artifacts dating back to the early period of habitation, including when the area was a trading post.

They were also able to find extensive evidence of the presence of a local tribe prior to European claiming of the site.