This is a list of seasons played by Northampton Town Football Club in English football. It covers the period from the club's inaugural season in 1899, to the end of the last completed season. It details the club's achievements in all major competitions, together with the top scorers and the average attendances for each season. Details of the abandoned 1939–40 season and unofficial Second World War leagues are not included. Northampton Town were founded in 1897, joining the Northamptonshire League and then the Midland League for two seasons before taking their place in the Southern League, and finally joined The Football League for the 1920–21 season. Key to league record: P = Played W = Games won D = Games drawn L = Games lost F = Goals for A = Goals against Pts = Points Pos = Final position Key to divisions: Div 1 = Football League First Division Div 2 = Football League Second Division Div 3 = Football League Third Division Div 4 = Football League Fourth Division Lge 1 = Football League One Lge 2 = Football League Two SL = Southern League ML = Midland League NL = Northamptonshire League Key to rounds: DNE = Did not enter PR = Preliminary round 1QR = First Qualifying Round 2QR = Second Qualifying Round 3QR = Third Qualifying Round 4QR = Fourth Qualifying Round 5QR = Fifth Qualifying Round 6QR = Sixth Qualifying Round R1 = Round 1 R2 = Round 2 R3 = Round 3 R4 = Round 4 R5 = Round 5 Grp = Group stage QF = Quarter-finals AQF = Area Quarter-finals SF = Semi-finals ASF = Area Semi-finals RU = Runners-up W = Winners Top scorers shown in bold are Northampton Town who were also top scorers in their division that season.