Abstract: A cove base molding clamp consisting of a carpet engaging fulcrum, a lever arm having proximal and distal ends, the proximal end of the lever arm being fixedly attached to the carpet engaging fulcrum; a driving arm having a proximal and a distal end, the proximal end of the driving arm being fixedly attached to the carpet engaging fulcrum; a carpet engaging foot; a jack screw interconnecting the carpet engaging foot and the distal end of the lever arm, the jack screw being adapted for alternately downwardly extending the carpet engaging foot from the lever arm and upwardly retracting the carpet engaging foot toward the lever arm; and a molding engaging head fixedly attached to or formed wholly with the distal end of the driving arm.