This vehicle body structure includes a power storage device which is disposed in a recessed part formed in a floor part of a vehicle, in which the power storage device includes a laminate in which a plurality of cells are laminated, a pair of side plates provided at both end portions of the laminate in a vehicle width direction, a rear plate disposed on a vehicle rear side in the laminate, and a support member fixing the power storage device to the vehicle and supporting it in a suspending manner, and the rear plate includes a protection part extending from a lower side thereof toward a vehicle front side and positioned below the laminate and the side plates.