Originally Posted by c.d.
I don't know about renovations but as it stands now the house is close to the steps but not close enough so that a person could fall from the window to the steps.
The house is only the exterior that was used in the movie. The inside was shot in Hollywood.
The house was indeed modified as shown in the photos below. The area where Regan's bedroom used to be was completely removed. Instead of a few feet away from the staircase, the house is now about 50 feet away.