Championship   M. W D L goals
  at home 2 1 0 1 6 : 5
  Away 2 0 0 2 1 : 6
  4 1 0 3 7 : 11
FA Cup   M. W D L goals
  at home 1 1 0 0 2 : 0
  1 1 0 0 2 : 0
League Cup   M. W D L goals
  at home 1 1 0 0 3 : 2
  Away 1 0 0 1 0 : 2
  2 1 0 1 3 : 4
League One   M. W D L goals
  at home 7 4 2 1 11 : 8
  Away 7 2 2 3 9 : 10
  14 6 4 4 20 : 18
League Two   M. W D L goals
  at home 5 2 1 2 8 : 6
  Away 5 3 2 0 7 : 4
  10 5 3 2 15 : 10
overall   M. W D L goals
  at home 16 9 3 4 30 : 21
  Away 15 5 4 6 17 : 22
  Neutral Place 0 0 0 0 0 : 0
  31 14 7 10 47 : 43
Championship
1964/1965 8. Round Swindon Town - Northampton Town 4:2
1964/1965 5. Round Northampton Town - Swindon Town 2:1
1963/1964 7. Round Swindon Town - Northampton Town 2:3
1963/1964 2. Round Northampton Town - Swindon Town 4:0
FA Cup
1952/1953 2. Round Swindon Town - Northampton Town 2:0
League Cup
1976/1977 1. Round Northampton Town - Swindon Town 2:0
1976/1977 1. Round Swindon Town - Northampton Town 3:2
League One
2020/2021 32. Round Swindon Town - Northampton Town 2:1 (1:1)
2020/2021 7. Round Northampton Town - Swindon Town 2:1 (2:0)
2016/2017 32. Round Northampton Town - Swindon Town 2:1 (0:0)
2016/2017 10. Round Swindon Town - Northampton Town 1:3 (0:1)
2008/2009 30. Round Northampton Town - Swindon Town 3:4 (1:3)
2008/2009 12. Round Swindon Town - Northampton Town 2:1 (0:0)
2007/2008 30. Round Swindon Town - Northampton Town 1:1 (0:0)
2007/2008 1. Round Northampton Town - Swindon Town 1:1 (1:1)
2002/2003 36. Round Northampton Town - Swindon Town 1:0 (0:0)
2002/2003 10. Round Swindon Town - Northampton Town 2:0 (1:0)
2001/2002 32. Round Swindon Town - Northampton Town 2:1 (1:0)
2001/2002 11. Round Northampton Town - Swindon Town 1:1 (0:0)
2000/2001 41. Round Swindon Town - Northampton Town 1:1
2000/2001 20. Round Northampton Town - Swindon Town 0:1
League Two
2022/2023 24. Round Northampton Town - Swindon Town 1:2 (0:1)
2022/2023 12. Round Swindon Town - Northampton Town 1:2 (0:0)
2021/2022 25. Round Swindon Town - Northampton Town 5:2 (1:1)
2021/2022 8. Round Northampton Town - Swindon Town 1:1 (0:0)
2019/2020 33. Round Northampton Town - Swindon Town 0:1 (0:0)
2019/2020 4. Round Swindon Town - Northampton Town 0:1 (0:0)
2018/2019 24. Round Northampton Town - Swindon Town 1:1 (1:0)
2018/2019 12. Round Swindon Town - Northampton Town 1:1 (0:0)
2011/2012 42. Round Swindon Town - Northampton Town 1:0 (0:0)
2011/2012 23. Round Northampton Town - Swindon Town 1:2 (1:0)

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