An image forming apparatus includes an image forming unit configured to form an image on a sheet, a plurality of stacking units configured to stack the sheet on which the image is formed by the image forming unit, a reception unit configured to receive an instruction from a user for causing the image forming unit to form the image, a determination unit configured to determine whether a body height of the user is equal to or greater than a predetermined value, a decision unit configured to decide a stacking unit for stacking the sheet on which the image is formed from among the plurality of stacking units based on a result of determination by the determination unit, and a control unit configured to perform control so as to discharge the sheet on which the image is formed to the stacking unit decided by the decision unit.