A work vehicle that performs an operation while traveling autonomously includes: a base frame configured to support a wheel； a unit frame configured to support an operation unit that performs the operation； a link frame capable of changing a relative height of the unit frame with respect to the base frame , the link frame spanning between the base frame and the unit frame； and a setting unit configured to set an operating height of the operation unit with respect to a working surface of a working field in which the operation is performed, in accordance with operation information indicating an operation target to be subjected to the operation.
