WASHER TANK MOUNTING STRUCTURE

A washer tank mounting structure includes a washer tank including a front mounting portion and a rear mounting portion, wherein the front mounting portion is mounted on a vehicle front-side end of a crash box, the crash box being arranged between a front side member and a bumper reinforcement, the vehicle front-side end of the crash box being a front end portion of the crash box in a front-rear direction of a vehicle, and the rear mounting portion includes a first rear mounting portion mounted on a vehicle rear-side end of the crash box, the vehicle rear-side end of the crash box being a rear end portion of the crash box in the front-rear direction of the vehicle.