| Year | Club Name | Why? | | Year | Club Name | Why? |
 | 2008 | Wrexham | Relegated after finishing 23rd in League Two | 
| 2018 | Barnet | Relegated after finishing 23rd in League Two |
 | 2013 | Aldershot Town | Relegated after finishing x in League Two |  | 2019 | Chesterfield | Relegated after finishing 24th in League Two |

| 2014 | Dover Athletic | Promoted via play-offs from Conference South |  | 2019 | Notts County | Relegated after finishing 23rd in League Two |

| 2014 | Eastleigh | Promoted as champions from Conference South |  | 2019 | Stockport County | Promoted as champions from National League North |

| 2015 | Boreham Wood | Promoted via play-offs from National League South |  | 2019 | Torquay United | Promoted as champions from National League South |
 | 2015 | Bromley | Promoted as champions from National League South |  | 2019 | Woking | Promoted via play-offs from National League South |
 | 2016 | Dagenham & Redbridge | Relegated after finishing 23rd in League Two |  | 2019 | Yeovil Town | Relegated after finishing 24th in League Two |

| 2016 | Solihull Moors | Promoted as champions from National League North | 
| 2020 | Altrincham | Promoted via play-offs from National League North |

| 2016 | Sutton United | Promoted via play-offs from National League South |  | 2020 | King's Lynn Town | Promoted as champions from National League South |

| 2017 | FC Halifax Town | Promoted via play-offs from National League North |  | 2020 | Macclesfield Town | Relegated after finishing 24th in League Two |

| 2017 | Hartlepool United | Relegated after finishing 23rd in League Two |  | 2020 | Wealdstone | Promoted as champions from National League South |

| 2017 | Maidenhead United | Promoted as champions from National League South |  | 2020 | Weymouth | Promoted via play-offs from National League South |