A power unit structure for a vehicle, the power unit structure comprising: a motor disposed in a power unit room of the vehicle and configured to transmit a driving force to drive wheels of the vehicle; an electric power converter disposed in the power unit room of the vehicle, the electric power converter being configured to convert supplied electric power into electric power to be supplied to the motor and being disposed on an upper side of the motor; and characterized in that an electric power distributor has a high voltage junction box, the electric power distributor being disposed in the power unit room of the vehicle, the electric power distributor being configured to distribute electric power supplied from a power supply to the electric power converter and being disposed at a position where at least a part of the electric power distributor overlaps the electric power converter in an up-down direction of the vehicle when viewed from a front-rear direction of the vehicle or a vehicle width direction of the vehicle; wherein the electric power distributor is mounted on a mounting part provided on a vehicle body constituent member of the vehicle; the vehicle body constituent member configures a part of a side portion in the vehicle width direction of the vehicle; the vehicle body constituent member is a pair of suspension towers of the vehicle; and the mounting part is laid in the vehicle width direction of the vehicle between the suspension towers. a motor disposed in a power unit room of the vehicle and configured to transmit a driving force to drive wheels of the vehicle; an electric power converter disposed in the power unit room of the vehicle, the electric power converter being configured to convert supplied electric power into electric power to be supplied to the motor and being disposed on an upper side of the motor; and characterized in that an electric power distributor has a high voltage junction box, the electric power distributor being disposed in the power unit room of the vehicle, the electric power distributor being configured to distribute electric power supplied from a power supply to the electric power converter and being disposed at a position where at least a part of the electric power distributor overlaps the electric power converter in an up-down direction of the vehicle when viewed from a front-rear direction of the vehicle or a vehicle width direction of the vehicle; wherein the electric power distributor is mounted on a mounting part provided on a vehicle body constituent member of the vehicle; the vehicle body constituent member configures a part of a side portion in the vehicle width direction of the vehicle; the vehicle body constituent member is a pair of suspension towers of the vehicle; and the mounting part is laid in the vehicle width direction of the vehicle between the suspension towers. wherein the electric power distributor is mounted on a mounting part provided on a vehicle body constituent member of the vehicle; the vehicle body constituent member configures a part of a side portion in the vehicle width direction of the vehicle; the vehicle body constituent member is a pair of suspension towers of the vehicle; and the mounting part is laid in the vehicle width direction of the vehicle between the suspension towers.