Senior teams (Under 13's - A Grade) play in the neighbouring Manly-Warringah/North Sydney District Rugby League.
[1] As of 2023 there were eleven clubs in the Balmain Tigers Junior Rugby League, with over 120 teams.
These clubs are:[1] Some extinct clubs that once played in the Balmain District junior competition include: Some notable Balmain juniors include: Early history 1908 - 6 teams - Balmain Iona, Leichhardt Royals, Birchgrove Juniors, Drummoyne Juniors, Rosebuds, Norwood 1909 - 6 teams - Balmain Iona, Rozelle Jnr Kangaroos, Rozelle Waratah, Iverna, Rozelle Rangers, Drummoyne Jnrs 1910 - a shortage of teams and the introduction of teams north of the harbour resulted in the "Balmain & Northern Districts" JRL for one season.
1911 - Given that a large number of Leichhardt teams were included and they were technically part of the Annandale District, for the competition was titled "Balmain-Leichhardt" JRL.
A Grade - 9 teams - Boomerangs, Mertonville, Violets, Iona, Pine Park, Rozelle Federals, Rosebuds, Drummoyne; B Grade - St Itas, Glebe 28, Balmain Arline 19, Ultimo Waratah 17, Mertonville 16, Balmain Royals 11, Rosebud 9, Violets 8, Rozelle Waratah 4.