- Source: 1998 Cork Junior A Hurling Championship
- 1998 Cork Junior A Hurling Championship
- Cork Junior A Hurling Championship
- 1997 Cork Junior A Hurling Championship
- 1999 Cork Junior A Hurling Championship
- East Cork Junior A Hurling Championship
- 1998 Cork Intermediate Hurling Championship
- Cork Premier Under-21 A Hurling Championship
- Mid Cork Junior A Hurling Championship
- Cork Junior A Football Championship
- Cork Junior B Hurling Championship
The 1998 Cork Junior A Hurling Championship was the 101st staging of the Cork Junior A Hurling Championship since its establishment by the Cork County Board. The championship ran from 27 September to 15 November 1998.
The final was played on 15 November 1998 at Páirc Uí Chaoimh in Cork, between Bride Rovers and Freemount, in what was their first ever meeting in the final. Bride Rovers won the match by 2-10 to 0-13 to claim their first ever championship title.
Ballinascarthy's Colman Murphy was the championship's top scorer with 0-23.
Qualification
Results
= Quarter-finals
== Semi-finals
== Final
=Championship statistics
= Top scorers
=Overall
In a single game
= Miscellaneous
=Bride Rovers coach, Seánie Barry, was not present at the final due to his missionary work as a Roman Catholic priest in Malawi. He heard the result two hours after the match had ended.