An exemplary adjustable stand (20) for displays includes a main support (22), a movable rack (25), an adjusting system (26) and a balance mechanism (28). The movable rack is slidably mounted on the main support. The adjusting system includes at least one pinion gear (266) rotatably attached on the movable rack and at least one rack gear (267) fixed to the main support. The at least one pinion gear meshes with the at least one rack gear. The balance mechanism is mounted between the main support and the movable rack for balancing gravity of the movable rack and components fixed relative to the movable rack. The present invention further discloses a stand (10) including a support bracket (30), a base (40) and the adjustable stand for connecting the support and the base.