An electroluminescence display according to the present disclosure comprises: a substrate including a display area and a non-display area, the non-display area disposed around the display area; a planarization layer on the display area and the non-display area; a bank disposed in the display area and the non-display area on the planarization layer; a cathode electrode disposed in the display area and the non-display area on the bank; a trench disposed in the non-display area as surrounding the display area; and a common power line surrounding the display area at the outside of the trench, and connected to the cathode electrode. The trench has a recessed shape exposing an upper portion of a thin film layer disposed under the planarization layer.