FA Cup   M. W D L goals
  at home 1 1 0 0 2 : 1
  Away 1 0 0 1 0 : 2
  2 1 0 1 2 : 3
League Cup   M. W D L goals
  at home 1 0 1 0 1 : 1
  Away 1 1 0 0 2 : 0
  2 1 1 0 3 : 1
League One   M. W D L goals
  at home 1 1 0 0 2 : 1
  Away 1 0 0 1 0 : 2
  2 1 0 1 2 : 3
League Two   M. W D L goals
  at home 11 5 5 1 19 : 8
  Away 11 2 2 7 8 : 12
  22 7 7 8 27 : 20
Playoffs   M. W D L goals
  at home 1 1 0 0 2 : 1
  Away 1 1 0 0 1 : 0
  2 2 0 0 3 : 1
overall   M. W D L goals
  at home 15 8 6 1 26 : 12
  Away 15 4 2 9 11 : 16
  Neutral Place 0 0 0 0 0 : 0
  30 12 8 10 37 : 28
FA Cup
1948/1949 2. Round Mansfield Town - Northampton Town 2:1
1946/1947 1. Round Northampton Town - Mansfield Town 2:0
League Cup
1989/1990 1. Round Northampton Town - Mansfield Town 0:2
1989/1990 1. Round Mansfield Town - Northampton Town 1:1
League One
2002/2003 46. Round Mansfield Town - Northampton Town 2:1 (0:1)
2002/2003 11. Round Northampton Town - Mansfield Town 2:0 (1:0)
League Two
2022/2023 28. Round Northampton Town - Mansfield Town 1:0 (1:0)
2022/2023 23. Round Mansfield Town - Northampton Town 1:1 (0:0)
2021/2022 40. Round Mansfield Town - Northampton Town 1:0 (1:0)
2021/2022 12. Round Northampton Town - Mansfield Town 2:0 (1:0)
2019/2020 37. Round Northampton Town - Mansfield Town 1:2 (0:1)
2019/2020 22. Round Mansfield Town - Northampton Town 1:1 (0:0)
2018/2019 42. Round Northampton Town - Mansfield Town 1:1 (0:1)
2018/2019 10. Round Mansfield Town - Northampton Town 4:0 (1:0)
2015/2016 39. Round Mansfield Town - Northampton Town 2:2 (2:0)
2015/2016 17. Round Northampton Town - Mansfield Town 1:0 (1:0)
2014/2015 31. Round Mansfield Town - Northampton Town 1:1 (0:0)
2014/2015 1. Round Northampton Town - Mansfield Town 1:0 (1:0)
2013/2014 37. Round Northampton Town - Mansfield Town 1:1 (0:1)
2013/2014 8. Round Mansfield Town - Northampton Town 3:0 (2:0)
2005/2006 38. Round Mansfield Town - Northampton Town 1:0 (0:0)
2005/2006 23. Round Northampton Town - Mansfield Town 1:0 (0:0)
2004/2005 25. Round Northampton Town - Mansfield Town 2:1
2004/2005 7. Round Mansfield Town - Northampton Town 4:1
2003/2004 46. Round Mansfield Town - Northampton Town 1:2
2003/2004 20. Round Northampton Town - Mansfield Town 0:3
1999/2000 45. Round Northampton Town - Mansfield Town 1:0
1999/2000 13. Round Mansfield Town - Northampton Town 0:0
Playoffs
2021/2022 League Two Semi-finals Northampton Town - Mansfield Town 0:1 (0:1)
2021/2022 League Two Semi-finals Mansfield Town - Northampton Town 2:1 (2:0)

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