Basically, this invention provides for an inbred corn line designated NPID3757, methods for producing a corn plant by crossing plants of the inbred line NPID3757 with plants of another corn plant. The invention relates to the various parts of inbred NPID3757 including culturable cells. This invention also relates to methods for introducing transgenic transgenes into inbred corn line NPID3757 and plants produced by said methods.