An image forming apparatus including: an image recording portion that records an image on a sheet; a sheet stacking portion which is provided above the image recording portion and on which the sheet delivered from the image recording portion is stacked; and an image reading portion that is provided above the sheet stacking portion and reads an image on an original, the image reading portion being disposed on a rear side so that the sheet delivered from the image recording portion onto the sheet stacking portion is partially exposed to the outside on a front side of the image reading portion.