The 2018 Waterford Senior Hurling Championship was the 118th staging of the Waterford Senior Hurling Championship since its establishment by the Waterford County Board.
Ballygunner were the defending champions.
On 7 October 2018, Ballygunner won the championship after a 2âÂÂ19 t 0âÂÂ13 defeat of Abbeyside in the final. It was their 17th championship title overall and their fifth title in succession.
Ballygunner's Pauric Mahony was the championship's top scorer with 2âÂÂ66.