Working vehicle

A tractor (1), comprising: an engine (4); an operation part (2a) provided behind the engine (4); a steering handle (3) of the operation part (2a); a power steering controller unit (100) to which the steering handle (3) is joined; and plural oil-pressure hoses (200) joined to the power steering controller unit (100), characterized in that the tractor (1) comprises: a partition plate (12) which separates the engine (4) and the operation part (2a); and a fuel tank (18) arranged behind the partition plate (12), wherein on a rear face of the fuel tank (18), a concave part (18p) through which the oil-pressure hoses (200) pass is formed so as to extend in an up-and-down direction.