Leicestershire Leagues with divisional winners
| Leicestershire Senior League | |||
| Quorn Methodists | |||
| Ibstock Penistone Rovers | |||
| Coalville & District League | |||
| Thringstone House | |||
| Leicester City Football League | |||
| Lutterworth Town | |||
| Loughborough & District Amateur Football Alliance | |||
| Loughborough College AFC Reserves | |||
| Loughborough British Legion | |||
| St. Mary's | |||
| Brush Colts | |||
| Melton Mowbray & District Amateur Football League | |||
| Redmile | |||
| Oakham Imperial | |||
| Holwell Works 'A' | |||
| South Leicestershire Football League | |||
| Leicestershire & Rutland Thursday Football League | |||
| County Police | |||
| Midland Red | |||
Non Leicestershire Leagues with Leicestershire based teams
| The Football League | |||
| Leicester City | |||
| United Counties League | |||
| Symingtons | |||
| Symingtons Reserves | |||
| Birmingham & District League | |||
| Brush Sports, Whitwick Colliery | |||
| Birmingham Combination | |||
| Hinckley Athletic | |||
| Central Alliance | |||
| Brush Sports Reserves, Coalville Town | |||
| Long Eaton & District Amateur League | |||
| Kegworth Rovers, Sutton Bonington | |||
Leicestershire Cups with final score
Non Leicestershire Cups
Name changes before the start of 1950/51.
Shelthorpe Youth Club to Shelthorpe Social ClubName changes at the end of 1950/51.
Oadby Imperial to Oadby TownMergers before the start of 1950/51.
None.Mergers at the end of 1950/51.
None.New teams for the start of 1950/51.
Bardon Hill Sports - Coalville & District LeagueTeams disappearing at the end of 1950/51.
Barlestone United - Leicestershire Senior League