A sandbag filling apparatus includes a head portion with a bottom wall having a front edge, a rear edge, a first side edge and a second side edge. A first side wall is attached to the first side edge. A second side wall is attached to the second side edge. A rear wall is attached to the first and second side walls. A fill opening is defined between the rear edge and the rear wall. An elongated member is attached to and extends away from the rear wall. A handle is attached to the elongated member opposite of the elongated member opposite of the head portion. A retaining apparatus is mounted on the head portion and releasably retains a sandbag in an open position and aligned with the fill opening. Sand may be scooped with the bottom wall and dumped into the sandbag through the fill opening.