Abstract: A tray for a truck bed includes a front wall, a rear wall, a left side wall extending between the front and rear walls, and a right side wall extending between the front and rear walls. An open top of the tray is established by upper surfaces of the walls, and a bottom of the tray is established at least partially by a floor extending between the walls. The tray has a width about less than or equal to one half of an interior width of the truck bed, and a length about equal to an interior length of the truck bed. A truck bed tray system includes a plurality of the trays.