A vehicle side structure includes: a side sill, disposed on two sides of a floor panel in a vehicle width direction, and extending along a vehicle front-rear direction; a pillar, extending upward from the side sill in a vehicle up-down direction, and including a pillar outer member disposed on an outer side in the vehicle width direction; an inner component, joined to an upper surface of the side sill and a vehicle inner side surface of the pillar outer member; and a bracket, disposed on an upper portion of a vehicle inner side surface of the side sill, and connected to the inner component. A lower portion of the pillar outer member is formed with a fragile portion, and an upper end of the inner component is connected below an upper end of the fragile portion.