The Leinster League, also referred to as the Leinster Junior League, is the top league competition for rugby union clubs in the province of Leinster that play below the national All-Ireland League (AIL). In Irish club rugby, clubs outside the AIL are classed as junior clubs, while AIL members hold senior status. The league is run by the Leinster Branch of the Irish Rugby Football Union (Leinster Rugby).
The champions of Division 1A represent Leinster in the All-Ireland Provincial League Championship, a play-off between the winners of the four provincial junior leagues which offers promotion to the AIL.
For the 2026–27 season the league consists of 32 clubs split into four divisions of eight: Division 1A, Division 1B, Division 2A and Division 2B. The current Division 1A champions are Boyne, who won the 2025–26 title.
Format League structure Each division is played as a double round-robin, with every club meeting each of the others home and away; Division 1A is a 14-game league. The season runs from September to early March. The 2026–27 Division 1A campaign opened on 12 September 2026, while the 2024–25 title was settled on the final day of the league, 1 March 2025. This leaves the provincial champions free to contest the All-Ireland Provincial League Championship in March and April.
The Division 1A champions are presented with the Eddie Egan Memorial Trophy.
Most Leinster League clubs also enter their second XV in the Seconds League (J2), which is organised into corresponding divisions. Leinster's AIL clubs field their second and lower teams in the separate Metro League.
Promotion and relegation At the end of each season the bottom club in Divisions 1A, 1B and 2A is relegated, and the champions of Divisions 1B, 2A and 2B are promoted. The runners-up in Divisions 1B, 2A and 2B can also go up through a promotion/relegation play-off against the second-from-bottom club in the division above.
Whether these play-offs take place depends on movement between the Leinster League and the AIL. When a Leinster club is relegated from the AIL and the Division 1A champions are not promoted to take its place, the play-offs are not held, and the second-from-bottom club in Division 1A can be relegated automatically. If the Division 1A champions do win promotion to the AIL, the play-offs go ahead.
The league also sits within the national club pyramid. Leinster clubs relegated from the AIL drop into the Leinster League, as Bective Rangers did in 2018, while the Division 1A champions can win promotion to the AIL through the All-Ireland Provincial League Championship.
All-Ireland Provincial League Championship The Division 1A champions join the winners of the Connacht Junior League, the Munster Junior League and Ulster Rugby's Championship 1 in the All-Ireland Provincial League Championship. The four clubs meet in two semi-finals, played as a double-header at a single venue, and the semi-final winners contest the final. The winner is promoted to the AIL; from 2026–27 this means a place in the league's new regionalised Division 2B North or Division 2B South.
In recent seasons the beaten finalist has also been given a promotion/relegation play-off against an AIL club. In 2024, Leinster champions Monkstown lost the final to Ballyclare but then won promotion by beating Bangor in the play-off.
The knockout format was introduced in 2022. Before that, the provincial champions contested a round-robin series: the table-toppers were promoted to the AIL, and the runners-up played off against the second lowest AIL club.
All-Ireland Junior Cup The top four clubs in Division 1A qualify for the following season's All-Ireland Junior Cup, a knockout competition for the top four junior clubs from each of the four provinces. If one of those clubs wins promotion to the AIL, its place passes to the next club in the table. Athy, for example, finished fifth in 2024–25 and entered the 2025–26 competition after Bective Rangers were promoted.
History
Early seasons and the round-robin era The league was running by the early 2000s. Kilkenny won it for the first time in 2001–02, during the most successful season in the club's history.
Seapoint won 13 of their 14 league games in 2009–10, then topped the provincial round-robin to earn a place in the AIL's Division 3 for 2010–11. Boyne won Division 1A in 2010–11 and reached the AIL, beginning a six-year spell at senior level. Skerries, the 2011–12 champions, were also promoted. Tullamore won the league for the first time in 2012–13, and Wanderers topped the 2014 round-robin as Leinster champions. Dundalk won 12 of their 14 league games in 2014–15. They then won the round-robin and beat De La Salle Palmerston 22–10 in a play-off to earn a place in the AIL's new Division 2C.
Enniscorthy represented Leinster in 2016 but lost the play-off to Sligo after finishing second in the round-robin. Malahide won their first Division 1A title in 2016–17, only a season after coming up from Division 1B. They clinched it with a 17–16 win away to Enniscorthy and went on to win the round-robin. Ashbourne took their first title in 2017–18, eight points clear of Enniscorthy, but the round-robin was won by Connacht's Ballina. Enniscorthy finally broke through in 2018–19. Beaten only once in 14 league games, they won the title with two rounds to spare, sealing it with a home win over Kilkenny, and then won the round-robin to return to senior rugby for the first time since 1931.
The 2019–20 season was brought to an early end in March 2020 by the COVID-19 pandemic, and that year's round-robin qualifiers were not played.
Recent seasons Bective Rangers, relegated to the junior ranks in 2018, won back-to-back Division 1A titles in 2021–22 and 2022–23, but were beaten in the promotion play-offs by Instonians and Clogher Valley respectively. Monkstown took the 2023–24 title, finishing on 61 points, twelve clear of Seapoint; they lost the provincial final to Ballyclare but secured senior status through the play-off against Bangor. Bective regained the title in 2024–25, their third in four seasons, and beat Munster champions Thomond 39–34 in the final at Cill Dara RFC to return to the AIL.
Boyne, promoted as Division 1B champions in 2024–25, won Division 1A at the first attempt in 2025–26, their first top-flight title since 2011. They reached the All-Ireland Provincial League Championship final but lost 46–8 to Enniskillen at the Palace Grounds in Armagh, and remain in Division 1A for 2026–27.
In 2025–26 the lowest tier was run as a combined Division 2B/3 of eleven clubs, with the top five meeting again in a second phase. Portlaoise won promotion to Division 2A by beating Roscrea 25–17 in a final-day decider.
Clubs (2026–27) Division 1A The following eight clubs are competing in Division 1A in 2026–27: Club Location Ground Athy Athy The Showgrounds Boyne Drogheda Shamrock Lodge Dundalk Dundalk Mill Road Seapoint Killiney Kilbogget Park Suttonians Dublin (Sutton) John J McDowell Memorial Grounds Tullamore Tullamore Spollenstown Tullow Tullow Black Gates Wicklow Wicklow Ashtown Lane
Division 1B The following eight clubs are competing in Division 1B in 2026–27: Club Location Ground Ashbourne Ashbourne Milltown House Coolmine Dublin (Clonsilla) Ashbrook County Carlow Carlow Oak Park De La Salle Palmerston Dublin (Kilternan) Kirwan Park Gorey Gorey Clonattin Kilkenny Kilkenny Foulkstown Mullingar Mullingar Shay Murtagh Park Wexford Wanderers Wexford Park Lane
Division 2A The following eight clubs are competing in Division 2A in 2026–27: Club Location Ground Cill Dara Kildare Silken Thomas Park Clondalkin Dublin (Clondalkin) Baldonnel Farm Longford Longford Precision Health Park New Ross New Ross FBD Park Newbridge Newbridge Rosetown North Kildare Kilcock The Maws Portlaoise Portlaoise Togher Roscrea Roscrea Streamstown
Division 2B The following eight clubs are competing in Division 2B in 2026–27: Club Location Ground Arklow Arklow The Oval Balbriggan Balrothery Bowhill Clane Clane Ballinagappa Road Edenderry Carbury Coolavacoose Garda Westmanstown Westmanstown Midland Warriors North Meath Kells The Grange Portarlington Portarlington Lea Road
Champions by League Division 1A champions
Until 2008–09 the top tier was known as Division 1. Season Champions Outcome in the promotion series 2001–02 Kilkenny Unknown 2002–03 Unknown Unknown 2003–04 Unknown Unknown 2004–05 Unknown Unknown 2005–06 Unknown Unknown 2006–07 Naas Promoted 2007–08 Cill Dara Not Promoted 2008–09 Navan Promoted 2009–10 Seapoint Won the round-robin; promoted to the AIL 2010–11 Boyne Promoted to the AIL 2011–12 Skerries Promoted to the AIL 2012–13 Tullamore Promoted 2013–14 Wanderers Won the round-robin; promoted to the AIL 2014–15 Dundalk Won the round-robin and play-off; promoted to the AIL 2015–16 Enniscorthy Round-robin runners-up; lost play-off to Sligo 2016–17 Malahide Won the round-robin; promoted to the AIL 2017–18 Ashbourne Not promoted 2018–19 Enniscorthy Won the round-robin; promoted to the AIL 2019–20 Ashbourne Not held (COVID-19 pandemic) 2020–21 Not held (COVID-19 pandemic) Not held 2021–22 Bective Rangers Not promoted (beaten by Instonians) 2022–23 Bective Rangers Not promoted (lost semi-final to Clogher Valley) 2023–24 Monkstown Lost final to Ballyclare; promoted via play-off 2024–25 Bective Rangers Won final 39–34 v Thomond; promoted to the AIL 2025–26 Boyne Lost final 8–46 to Enniskillen; not promoted
Division 1B champions Division 1B was first contested in 2009–10. Season Champions 2009–10 Coolmine 2010–11 Garda Westmanstown 2011–12 Cill Dara 2012–13 Tullow 2013–14 Ashbourne 2014–15 Kilkenny 2015–16 Malahide 2016–17 Wicklow 2017–18 Kilkenny 2018–19 Suttonians 2019–20 Monkstown 2020–21 Not held (COVID-19 pandemic) 2021–22 Boyne 2022–23 Tullow 2023–24 County Carlow 2024–25 Boyne 2025–26 Dundalk
Division 2A champions Until 2008–09 this tier was known as Division 2. Season Champions 2006–07 Ashbourne 2007–08 Newbridge 2008–09 Coolmine 2009–10 Portarlington 2010–11 Longford 2011–12 Portarlington 2012–13 Kilkenny 2013–14 Gorey 2014–15 North Kildare 2015–16 Portlaoise 2016–17 Longford 2017–18 County Carlow 2018–19 Clondalkin 2019–20 Mullingar 2020–21 Not held (COVID-19 pandemic) 2021–22 Athy 2022–23 De La Salle Palmerston 2023–24 Mullingar 2024–25 Clondalkin 2025–26 Coolmine
Division 2B champions Division 2B was first contested in 2011–12. Season Champions 2011–12 Gorey 2012–13 Railway Union 2013–14 New Ross 2014–15 Edenderry 2015–16 Roscrea 2016–17 New Ross 2017–18 Wexford Wanderers 2018–19 Edenderry 2019–20 Athy 2020–21 Not held (COVID-19 pandemic) 2021–22 New Ross 2022–23 Edenderry 2023–24 Roscrea 2024–25 Newbridge 2025–26 Portlaoise
Division 3 champions Season Champions 2006–07 Tullow 2007–08 Rathdrum 2008–09 North Kildare 2009–10 2010–11 2011–12 Guinness 2012–13 Wexford Wanderers 2013–14 Swords 2014–15 Wexford Wanderers 2015–16 Arklow 2016–17 North Meath 2017–18 Garda Westmanstown 2018–19 North Meath 2019–20 Roscrea 2020–21 Not held (COVID-19 pandemic) 2021–22 Portarlington 2022–23 North Meath 2023–24 Ratoath 2024–25 Midland Warriors 2025–26 Clane
(Roll of Honour) Division 1A The following clubs have won the top tier of the Leinster League (Division 1 until 2008–09 and Division 1A since 2009–10). Only seasons for which the champions are known are included. Club Titles Winning seasons Bective Rangers 3 2021–22, 2022–23, 2024–25 Boyne 2 2010–11, 2025–26 Ashbourne 2 2017–18, 2019–20 Enniscorthy 2 2015–16, 2018–19 Monkstown 1 2023–24 Malahide 1 2016–17 Dundalk 1 2014–15 Wanderers 1 2013–14 Tullamore 1 2012–13 Skerries 1 2011–12 Seapoint 1 2009–10 Navan 1 2008–09 Cill Dara 1 2007–08 Naas 1 2006–07 Kilkenny 1 2001–02
Division 1B