The Leinster League is the second tier of rugby in Leinster, behind the Leinster Senior League. It has five divisions.^[1] The champions qualify for a round-robin tournament with the champions of the other three provincial junior leagues for one of two promotion places to the All-Ireland League.

As of the 2022/23 season, the members of each division included:^{[citation needed]}

• Ashbourne
• Bective Rangers
• Gorey
• Monkstown
• Seapoint
• Suttonians
• Tullow
• Wicklow

• Athy
• Boyne
• Cill Dara
• County Carlow
• De La Salle Palmerston
• Dundalk
• Kilkenny
• Longford

• Clondalkin
• Coolmine
• Edenderry
• Mullingar
• New Ross
• North Kildare
• Newbridge
• Wexford Wanderers

• Birr
• Clane
• Midland Warriors
• Portarlington
• Portlaoise
• Roscrea

• Arklow
• Balbriggan
• Garda
• North Meath
• Ratoath

• Domestic Fixtures & Results