A flat panel display mounting system includes a wall plate and at least one monitor arm assembly. The monitor arm assembly includes a monitor arm mountable to the wall plate, and a leveling assembly coupled to the monitor arm and arranged within an opening of the monitor arm. The leveling assembly is movable relative to the monitor arm within the opening and along a length of the monitor arm. The leveling assembly includes a display mounting portion adapted to mount a flat panel display thereon. The leveling assembly with the mounted display panel can be adjusted to obtain a desired location of the mounted display panel.