FA Cup   M. W D L goals
  at home 3 1 1 1 5 : 5
  Away 3 0 1 2 1 : 6
  Neutral Place 1 1 0 0 8 : 1
  7 2 2 3 14 : 12
League Cup   M. W D L goals
  at home 3 2 1 0 7 : 4
  Away 2 1 1 0 2 : 0
  5 3 2 0 9 : 4
League One   M. W D L goals
  at home 9 3 2 4 7 : 11
  Away 9 2 1 6 8 : 17
  18 5 3 10 15 : 28
League Two   M. W D L goals
  at home 2 0 0 2 0 : 2
  Away 2 1 0 1 1 : 1
  4 1 0 3 1 : 3
EFL Trophy   M. W D L goals
  at home 1 0 0 1 0 : 2
  Away 1 0 0 1 0 : 3
  2 0 0 2 0 : 5
overall   M. W D L goals
  at home 18 6 4 8 19 : 24
  Away 17 4 3 10 12 : 27
  Neutral Place 1 1 0 0 8 : 1
  36 11 7 18 39 : 52
FA Cup
1994/1995 1. Round Peterborough United - Northampton Town 4:0
1986/1987 1. Round Northampton Town - Peterborough United 3:0
1980/1981 1. Round Northampton Town - Peterborough United 1:4
1972/1973 1. Round Peterborough United - Northampton Town 1:0
1946/1947 2. Round Peterborough United - Northampton Town 1:8
1946/1947 2. Round Northampton Town - Peterborough United 1:1
1946/1947 2. Round Peterborough United - Northampton Town 1:1
League Cup
1985/1986 1. Round Northampton Town - Peterborough United 2:0
1985/1986 1. Round Peterborough United - Northampton Town 0:0
1967/1968 1. Round Northampton Town - Peterborough United 3:2
1966/1967 2. Round Peterborough United - Northampton Town 0:2
1966/1967 2. Round Northampton Town - Peterborough United 2:2
League One
2024/2025 41. Round Peterborough United - Northampton Town 0:4 (0:3)
2024/2025 19. Round Northampton Town - Peterborough United 2:1 (1:1)
2023/2024 27. Round Peterborough United - Northampton Town 5:1 (3:1)
2023/2024 4. Round Northampton Town - Peterborough United 1:0 (0:0)
2020/2021 42. Round Peterborough United - Northampton Town 3:1 (1:1)
2020/2021 5. Round Northampton Town - Peterborough United 0:2 (0:1)
2017/2018 41. Round Peterborough United - Northampton Town 2:0 (2:0)
2017/2018 4. Round Northampton Town - Peterborough United 1:4 (0:2)
2016/2017 18. Round Northampton Town - Peterborough United 0:1 (0:0)
2016/2017 14. Round Peterborough United - Northampton Town 3:0 (2:0)
2008/2009 38. Round Peterborough United - Northampton Town 1:0 (1:0)
2008/2009 6. Round Northampton Town - Peterborough United 1:1 (1:1)
2002/2003 29. Round Northampton Town - Peterborough United 0:1 (0:0)
2002/2003 24. Round Peterborough United - Northampton Town 0:0 (0:0)
2001/2002 31. Round Northampton Town - Peterborough United 2:1 (2:1)
2001/2002 12. Round Peterborough United - Northampton Town 2:0 (1:0)
2000/2001 29. Round Northampton Town - Peterborough United 0:0
2000/2001 22. Round Peterborough United - Northampton Town 1:2
League Two
2005/2006 40. Round Peterborough United - Northampton Town 0:1 (0:1)
2005/2006 25. Round Northampton Town - Peterborough United 0:1 (0:1)
1999/2000 27. Round Peterborough United - Northampton Town 1:0
1999/2000 2. Round Northampton Town - Peterborough United 0:1
EFL Trophy
2024/2025 2. Round Peterborough United - Northampton Town 3:0 (0:0)
2019/2020 Group H Northampton Town - Peterborough United 0:2 (0:2)

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