The National Junior Swimming League (m11) is one of 11 Leagues that are affiliated to the Arena Junior Inter-League (the Inter-League is directly affiliated to Swim England). Within these Leagues over 200 swimming teams throughout England and a team from Wales take part in the Junior League! This is the premier junior swimming league in the United Kingdom.
The Leagues are:
Southern Area
- Derby & Notts JSL
- Eastern JSL
- M11 JSL
- Milton Keynes JSL
- Nuneaton & District JSL
- Southern JSL
Northern Area
- White Rose JSL
- Lincolnshire JSL
- Liverpool JSL
- North West Micro JSL
- Northumberland & Durham JSL
The aim of the Inter-league is to promote inter-club competitions for junior swimmers (9 – 12yrs), to encourage their progression in swimming and participation in sport.