List of Metropolitan League seasons
The Metropolitan League ran for twenty-two seasons between 1949–50 and 1970–71.
1949–50
The league was composed of:- Callender's Athletic
- Chingford Town Reserves
- Chipperfield
- Dagenham
- Dickinson
- Headington United Reserves
- Hammersmith United
- Hove
- St Neots & District
- Twickenham
1950–51
Eight new clubs joined the league in its second season;- Brighton & Hove Albion 'A'
- Croydon Rovers
- Dunstable Town
- Hastings United Reserves
- Leatherhead
- Luton Town 'A'
- Vickers Armstrong
- Windsor & Eton
1951–52
Five new clubs joined the league in its third season;- Horsham
- Millwall 'A'
- Skyways
- Tonbridge Reserves
- Tottenham Hotspur 'A'
1952–53
Four new clubs joined the league for its fourth season;- Haywards Heath
- Newbury Town
- Southwick
- West Ham United 'A'
1953–54
Four new clubs joined the league prior to the start of the 1953–54 season;- Chelsea 'A'
- Dartford Reserves
- Guildford City Reserves
- Gravesend & Northfleet Reserves
1954–55
One new club joined the league prior to the start of the 1954–55 season;1955–56
One new club joined the league prior to the start of the 1955–56 season;- Bedford Town Reserves
1956–57
Two new clubs joined the league prior to the start of the 1956–57 season;- Crawley
- Eastbourne United
1957–58
Two new clubs joined for the 1957–58 season;- Didcot Town
- Fulham 'A'
1958–59
One new club joined the league for the 1958–59 season;- Arsenal 'A'
1959–60
One new club joined the league for the 1959–60 season;- Canterbury City
1960–61
Two new clubs joined the league for the 1960–61 season;- Metropolitan Police
- St Neots Town
1961–62
Three new clubs joined the league for the 1961–62 season;- Bexleyheath & Welling Reserves
- Rainham Town
- Woodford Town
1962–63
Two new clubs joined the league for the 1962–63 season;- Gravesend & Northfleet Reserves
- Kettering Town Reserves
1963–64
A second division was added for the 1963–64 season, with all the clubs in the division new apart from Gravesend & Northfleet Reserves. Six new clubs joined Division One;- Cambridge City Reserves
- Charlton Athletic 'A'
- Chelmsford City Reserves
- Crawley Town Reserves
- Romford Reserves
- Tottenham Hotspur 'A'
1964–65
Division Two was disbanded after a single season, although four of its clubs stayed in the league and moved up to the single division. An additional four new clubs joined the league for the 1964–65 season;- Bury Town
- Chatham Town
- Luton Town 'A'
- Wimbledon Reserves
1965–66
Five new clubs joined the league for the 1965–66 season;- Barnet Reserves
- Brentwood Town, changed their name from Brentwood & Warley
- Dunstable Town Reserves
- Hatfield Town
- Sheppey United
1966–67
Three new clubs joined the league for the 1966–67 season;- Cray Wanderers
- Crittall Athletic
- Hillingdon Borough Reserves
1967–68
One new club joined the league for the 1967–68 season;- Brentwood Town Reserves
1968–69
Four new clubs joined the league for the 1968–69 season:- Bletchley Town
- Romford Reserves
- Stevenage Athletic
- Wellingborough Town
1969–70
Three new clubs joined the league for the start of the 1969–70 season;- Brentwood Town Reserves
- Epping Town
- Oxford United 'A'
1970–71
Two new clubs joined the league for the start of the 1970–71 season;At the end of the season four clubs moved up to the Southern League as it added a new second tier division, splitting the previous Division One into Division One North and Division One South.