An electro-optical device is an display device provided with a display region for displaying an image and a peripheral region provided outside the display region, and includes a first substrate including a plurality of pixel electrodes provided in the display region, a second substrate including a counter electrode facing the plurality of pixel s, a seal member being provided in the peripheral region, and containing a UV-curable material, and an electro-optical layer being arranged in a region surrounded by at the first substrate, the second substrate, and the seal member and having optical characteristics that change in accordance with an electric field, wherein one substrate of the first substrate and the second substrate includes a non-conductive region that overlaps with the seal member in plan view, is in the same layer as the plurality of pixel electrodes or the counter electrode, and is not provided with a film having conductivity.