BATTERY PACK AND VEHICLE INCLUDING SAME

A battery pack according to the present disclosure may include: a plurality of cell array structures including a plurality of battery cells; a pack case including a bottom member disposed on one side of the plurality of cell array structures, and having a first storage space where the plurality of cell array structures are stored and a second storage space where the cell array structure is not stored, which are formed on the bottom member; and a plurality of venting spaces formed on the bottom member so as to correspond one-to-one with the plurality of cell array structures, wherein a close-contact area is provided on a periphery of the venting space on the bottom member such that the cell array structures is in close contact therewith, and wherein the plurality of venting spaces are isolated from each other in the first storage space, and are isolated from the second storage space.