To provide a wiring structure of a wire harness, restraining the wire harness from being damaged when a vehicle suffers from an impact without a special protective member.

In this wiring structure of the wire harness, part of the wire harness 22 for connecting a high voltage battery 17 for supplying the driving power to a motor 14 and an inverter 18 supported on a front side member 16a to control the supply of power from the high voltage battery 17 to the motor 14 is disposed along the front side member under the front side member 16a.