A tapered lightweight load bearing architectural column is disclosed. The column includes an exterior shell formed of a plurality of walls that together define an open interior and defining a tapered cross section from one end to another end. An interior load bearing shaft is within the exterior shell and is proportionally smaller than the exterior shell. One portion of the interior load bearing shaft is connected against one interior wall of the exterior shell with the remaining portions of the interior shaft being independent of the other interior walls of the interior shell.