Disclosed is an image forming apparatus including: a density nonuniformity correction section to execute a density nonuniformity correction processing in a main scanning direction to image data which is input; and a control section to control an execution of a stabilization control processing, and to control an execution of the density nonuniformity correction processing by the density nonuniformity correction section, wherein the control section sets a correction function of the density nonuniformity correction section to be invalid when the stabilization control processing is regularly executed.