Mason Wilson was last seen crossing the road near the skate park in Hyde Park, Leeds at around 1pm today.
He was last seen wearing a green Nike top blue and green Nike bottoms.
Emily said her son is unable to speak due to a disability.
Emily Fearnley posted: "My son 7 year old has gone missing he has a disability he has a green Nike top blue and green Nike bottom on bat man slide last near near Hyde park on a black and orange scooter he has a disability and unable to speak please if anybody has seen ?????"