An adjustable table assembly provides a swinging tabletop surface and plant stand positionable adjacent to seats in a substantially fixed position. The assembly includes a post having an upper end and a lower end. A base is coupled to the lower end of the post. A shelf is coupled to and extends from the post. An upper panel is coupled to and extends from the post. The upper panel is pivotally coupled to the post. A support assembly is coupled to and extends downwardly from the shelf. The support assembly has a bottom panel and a vertical panel coupled to and extending upwardly from a top surface of the bottom panel.