To provide a parking lever device capable of covering the exposed portion with a slider completely when a lever member is in rotation using a material having excellent flexibility for to the slider and widening the degree of freedom in designing by lessening the installation space.

The slider 40 having a specified length is provided on one side below the lever member 10 of the parking lever device for the vehicle, and on the inner side faces of a casing member 30, guide rails 50 are installed inserted in such a way that the slider 40 can make sliding motions and guiding so that the slider 40 covers the exposed portion of a guide hole 31 when the lever member 10 rotates.