The 2024 North Cork Junior A Hurling Championship was the 100th staging of the North Cork Junior A Hurling Championship since its establishment by the North Cork Board in 1925. The draw for the group stage placings took place on 13 February 2024. The championship ran from 3 August to 26 October 2024.
Harbour Rovers were the defending champions.
The final was played on 26 October 2024 at the Kildorrery Grounds, between Harbour Rovers and Killavullen, in what was their first ever meeting in the final. Both sides previously met in the group stage. Killavullen won the match by 2-19 to 2-18 to claim their first ever championship title.
Stephen Condon was the championship's top scorer with 7-56.