A piece of furniture with a sensor device is provided. The sensor device includes an electrode arrangement which is arranged on a furniture section of the piece of furniture. The electrode arrangement, which is located at one side of the piece of furniture, detects changes in an electric field in a surrounding region with or without touching the electrode arrangement or the piece of furniture. The sensor device includes a detection unit, wherein a position of a body in the surrounding region of the piece of furniture is determined by a detected change in the electric field.