A portable trash container for holding a removable plastic bag for storing paper, bottles, cans, and like trash. The holder includes rectangular front and rear panels, each having a top, bottom and side edges, (b) two side panels, each having two rectangular, foldable parts with top, bottom and side edges, (c) side hinges which connect the adjoining side edges of said side panel folding parts so as to allow them to fold together along said hinges, (d) primary hinges which connect the side edges of said front and rear panels to the outer side edges of said side panel folding parts so as to allow the side panels to be folded so that the front and rear panels can be brought into close and overlapping proximity to one another, and (e) a top ring that is adapted to fit over the top edges of said panels so as to locate and hold open the opening of a throw-away, trash collection bag.