In October 2008, it was announced that a fourth track would be built at the AlbanyRensselaer station, and the project was completed in March 2016.
In October 2008, it was announced that a fourth track would be built after the two previous terminal buildings were demolished; a contract for that work was assigned at the same time. In a December 4, 2012 press release, Amtrak indicated that installation of the fourth track would begin in 2013, and the project was completed in March 2016. 
