Disclosed herein is a camera device including: a housing having an opening; a lens exposed from the opening of the housing; a lens barrel for holding the lens, the lens barrel being fitted in the housing to expose the lens from the opening of the housing; a packing provided between the lens barrel and the housing for preventing the entry of a water flow passed through the opening; an imaging mechanism having an imaging device for detecting incident light transmitted through the lens; and a buffer portion configured to reduce the pressure of the water flow in a water flow path between the opening and the packing.