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 2-19 t 0–13 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 2-66.
Results
Group A
Table
Group A results
Group B
Table
Group B results
Group C
Table
Group C results
Knock-out stage
Quarter-final play-offs
Relegation play-offs
Quarter-finals
Semi-finals
Final
Championship statistics
Top scorers
Top scorers overall
Top scorers in a single game
Miscellaneous
Ballygunner's score of 7–30 against Ballyduff Upper is believed to be the biggest score recorded in a championship match since a Mount Sion-Erin's Own clash in 1948.