The 2025 Cork Premier Junior Football Championship was the third staging of the Cork Premier Junior Football Championship since its establishment by the Cork County Board in 2023. The draw for the group stage placings took place on 10 December 2024. The championship ran from 25 July to 25 October 2025.
The final was played on 25 October 2025 at SuperValu Páirc UàChaoimh in Cork, between Buttevant and St Nicholas', in what was their first ever meeting in the final. Buttevant won the match by 1-15 to 0-10 to claim their first ever championship title in the grade.
Ballydesmond's Donncha O'Connor was the championship's top scorer with 2-36.
Relegated from the Cork Intermediate A Football Championship
Promoted from the Cork Junior A Football Championship
Promoted to the Cork Intermediate A Football Championship
Relegated to the City Junior A Football Championship