League Cup   M. W D L goals
  at home 2 1 1 0 4 : 1
  Away 2 0 0 2 0 : 7
  4 1 1 2 4 : 8
League One   M. W D L goals
  at home 4 3 0 1 7 : 4
  Away 4 2 0 2 6 : 9
  8 5 0 3 13 : 13
League Two   M. W D L goals
  at home 4 1 0 3 2 : 4
  Away 3 1 0 2 6 : 6
  7 2 0 5 8 : 10
EFL Trophy   M. W D L goals
  Away 1 0 0 1 2 : 3
  1 0 0 1 2 : 3
overall   M. W D L goals
  at home 10 5 1 4 13 : 9
  Away 10 3 0 7 14 : 25
  Neutral Place 0 0 0 0 0 : 0
  20 8 1 11 27 : 34
League Cup
1988/1989 1. Round Northampton Town - Colchester United 5:0
1988/1989 1. Round Colchester United - Northampton Town 0:0
1963/1964 3. Round Colchester United - Northampton Town 4:1
1962/1963 2. Round Northampton Town - Colchester United 2:0
League One
2008/2009 28. Round Colchester United - Northampton Town 2:1 (0:1)
2008/2009 14. Round Northampton Town - Colchester United 1:2 (0:2)
2002/2003 35. Round Colchester United - Northampton Town 2:0 (1:0)
2002/2003 9. Round Northampton Town - Colchester United 4:1 (3:1)
2001/2002 24. Round Northampton Town - Colchester United 2:3 (1:1)
2001/2002 6. Round Colchester United - Northampton Town 3:1 (3:0)
2000/2001 44. Round Northampton Town - Colchester United 2:0
2000/2001 17. Round Colchester United - Northampton Town 0:2
League Two
2022/2023 34. Round Colchester United - Northampton Town 0:1 (0:1)
2022/2023 1. Round Northampton Town - Colchester United 3:2 (1:1)
2021/2022 33. Round Northampton Town - Colchester United 3:0 (1:0)
2021/2022 2. Round Colchester United - Northampton Town 0:1 (0:1)
2019/2020 5. Round Colchester United - Northampton Town 1:0 (0:0)
2018/2019 31. Round Northampton Town - Colchester United 0:4 (0:1)
2018/2019 5. Round Colchester United - Northampton Town 1:2 (0:0)
EFL Trophy
2015/2016 1. Round Northampton Town - Colchester United 3:2 (1:1)

For games that were decided on penalties the score after 120 minutes will be included in the ranking