A vehicle comprising an instrument panel structure, comprising: a lower panel portion that is provided with an air-conditioning device at an interior thereof, the lower panel portion having, in a vehicle upper portion thereof, a placement surface portion that extends in a vehicle width direction and a vehicle front-rear direction, and having an open portion, for the air-conditioning device, that opens toward a side of the placement surface portion; an upper panel portion that covers the placement surface portion as seen from a vehicle upper side and that is placed on the placement surface portion; and a slit-shaped air outlet portion that is formed between the lower panel portion and the upper panel portion, that extends in the vehicle width direction while facing a seat side, and that communicates the open portion with a vehicle cabin; characterized in that a side wall portion, which surrounds the open portion and the air outlet portion as seen from the vehicle upper side, and has the shape of a frame in which is formed an open end corresponding to the air outlet portion as seen from the vehicle upper side, is provided erectly upward in a vehicle up and down direction between opposing surfaces of the placement surface portion and the upper panel portion, wherein the side wall portion has linear flow path portions which extend substantially parallel to each other in the forward direction along the vehicle front-rear direction from both sides of the air outlet portion, and a delivery portion, which is substantially U-shaped and is formed continuously with the front end portions, in the vehicle front-rear direction, of the linear flow path portions and projects rightward in the vehicle width direction with respect to the linear flow path portions, the open portion is disposed inside the substantially U-shaped delivery portion, and a space that links the open portion and the air outlet portion is formed by the opposing surfaces of the placement surface portion and the upper panel portion and an inner surface of the side wall portion. a lower panel portion that is provided with an air-conditioning device at an interior thereof, the lower panel portion having, in a vehicle upper portion thereof, a placement surface portion that extends in a vehicle width direction and a vehicle front-rear direction, and having an open portion, for the air-conditioning device, that opens toward a side of the placement surface portion; an upper panel portion that covers the placement surface portion as seen from a vehicle upper side and that is placed on the placement surface portion; and a slit-shaped air outlet portion that is formed between the lower panel portion and the upper panel portion, that extends in the vehicle width direction while facing a seat side, and that communicates the open portion with a vehicle cabin; characterized in that a side wall portion, which surrounds the open portion and the air outlet portion as seen from the vehicle upper side, and has the shape of a frame in which is formed an open end corresponding to the air outlet portion as seen from the vehicle upper side, is provided erectly upward in a vehicle up and down direction between opposing surfaces of the placement surface portion and the upper panel portion, wherein the side wall portion has linear flow path portions which extend substantially parallel to each other in the forward direction along the vehicle front-rear direction from both sides of the air outlet portion, and a delivery portion, which is substantially U-shaped and is formed continuously with the front end portions, in the vehicle front-rear direction, of the linear flow path portions and projects rightward in the vehicle width direction with respect to the linear flow path portions, the open portion is disposed inside the substantially U-shaped delivery portion, and a space that links the open portion and the air outlet portion is formed by the opposing surfaces of the placement surface portion and the upper panel portion and an inner surface of the side wall portion.