The 2021 National Camogie League, known for sponsorship reasons as the Littlewoods Ireland Camogie Leagues, took place in Ireland in summer 2021.
3 points are awarded for a win and 1 for a draw.
In Division 2, the top two teams in each group advance to the quarter-finals.
In Division 3, the top two teams in each group advance to the semi-finals.
In Division 4, the top two teams in each group advance to the semi-finals.