A portable utility wagon trailer is provided having a support frame connected to a single axle operatively connected to two opposing wheels. The support frame includes at least four low friction blocks mounted thereon. The portable utility wagon trailer includes a deck having a pair of opposing side rails disposed beneath the deck. Two of the low friction blocks operatively engages one side rail in a slidable arrangement, and the other two of the low friction blocks operatively engage the opposing side rail in a slidable arrangement. A spring biased locking pin removably engages an aperture defined by at least one side rail, for locking the deck in a fixed position for transport. The deck is configured to be collapsed by a user and then stood upright for storage.