The winners of the Galway county final automatically represent Connacht and join the champions of the other three provinces to contest the All-Ireland Championship.
Twenty-four teams currently participate in the Galway County Championship.
Loughrea are the current title-holders, defeating Cappataggle by 1-15 to 0-16 in the 2024 final to win their third Galway County Championship, having previously won the title in 1941 and 2006.
Delays and objections were commonplace in the early years, with a number of championships remaining unfinished.
The teams are ranked in the group stage table by points gained, then scoring difference and then their head-to-head record.
Preliminary quarter-finals: Teams that finished second and third in the group stage contest this round.
Fixtures in the opening rounds of the championship are usually played at a neutral venue that is deemed halfway between the participating teams.