Abstract: A tree stand leveler comprising a sleeve having a base end and a tip end; at least one adjustable mounting bracket coupled across the sleeve and adapted for securing a tree stand thereupon; a T-shaped extension rail having a cross leg with an base leg extended therefrom and adjustably coupled to the sleeve; and a coupling mechanism for adjustably coupling the cross leg of the extension rail to a tree; whereby adjustment of the mounting bracket, sleeve, and coupling means enable a tree stand to be leveled.