An electronic device, comprising: a hinge structure corresponding to a folding region of electronic device; a first housing structure connected to the hinge structure, and including a first surface, a second surface facing away from the first surface, and a first side member surrounding a first space between the first surface and the second surface; a second housing structure connected to the hinge structure, and including a third surface, a fourth surface facing away from the third surface, and a second side member surrounding a second space between the third surface and the fourth surface, wherein the first housing structure and the second housing structure fold and unfold about the hinge structure, wherein the first surface and the third surface face a same direction in an unfolded state, and wherein the second surface and the fourth surface face opposite directions in a folded state; a display that traverses at least a portion of the first surface and at least a portion of the third surface through the folding region; a first protection cover disposed on a first periphery of the display corresponding to the first housing structure; a second protection cover disposed on a second periphery of the display corresponding to the second housing structure; and a protection structure disposed on a third periphery of the display in the folding region, wherein at least a part of the protection structure at least partially overlaps the display when display is viewed from above, and wherein the protection structure comprises: a protective cap (510, 810) disposed on the hinge structure, wherein at least a portion of the protective cap is disposed between the first protection cover and the second protection cover; and a blocking member (520, 620) disposed between the protective cap (510, 810) and the third periphery of the display and arranged to at least partially conceal the third periphery of the display from the outside. a hinge structure corresponding to a folding region of electronic device; a first housing structure connected to the hinge structure, and including a first surface, a second surface facing away from the first surface, and a first side member surrounding a first space between the first surface and the second surface; a second housing structure connected to the hinge structure, and including a third surface, a fourth surface facing away from the third surface, and a second side member surrounding a second space between the third surface and the fourth surface, wherein the first housing structure and the second housing structure fold and unfold about the hinge structure, wherein the first surface and the third surface face a same direction in an unfolded state, and wherein the second surface and the fourth surface face opposite directions in a folded state; a display that traverses at least a portion of the first surface and at least a portion of the third surface through the folding region; a first protection cover disposed on a first periphery of the display corresponding to the first housing structure; a second protection cover disposed on a second periphery of the display corresponding to the second housing structure; and a protection structure disposed on a third periphery of the display in the folding region, wherein at least a part of the protection structure at least partially overlaps the display when display is viewed from above, and wherein the protection structure comprises: a protective cap (510, 810) disposed on the hinge structure, wherein at least a portion of the protective cap is disposed between the first protection cover and the second protection cover; and a blocking member (520, 620) disposed between the protective cap (510, 810) and the third periphery of the display and arranged to at least partially conceal the third periphery of the display from the outside. a protective cap (510, 810) disposed on the hinge structure, wherein at least a portion of the protective cap is disposed between the first protection cover and the second protection cover; and a blocking member (520, 620) disposed between the protective cap (510, 810) and the third periphery of the display and arranged to at least partially conceal the third periphery of the display from the outside.