The series of games begin in May, with the championship culminating with the final in September.
The all-time record-holders are Cloughduv, who have won a total of 25 titles.
The teams are ranked in the group stage table by points gained, then scoring difference and then their head-to-head record.
Semi-finals: The two quarter-final winners and the top two highest-placed qualifying teams from the group stage contest this round.
The most successful team of each decade, judged by the number of Mid Cork Junior A Hurling Championship titles, is as follows: Top ten longest gaps between successive championship titles: