FA Cup 2023/24, Extra Preliminary Round |
 | 08.08.2023 | | Stanway Rovers | – | Harpenden Town | | 3:1 (1:0) |
| Stanway |
FA Cup 2022/23, Preliminary Round |
| 20.08.2022 | | Maldon & Tiptree | – | Harpenden Town | | 2:0 (2:0) |
| Maldon |
FA Cup 2022/23, Extra Preliminary Round |
| 06.08.2022 | | Harpenden Town | – | New Salamis | | 2:1 (0:1) |
| Harpenden |
FA Cup 2021/22, Extra Preliminary Round |
| 11.08.2021 | | Romford | – | Harpenden Town | | 3:1 (1:1) * |
| Aveley |
FA Cup 2021/22, Extra Preliminary Round |
| 07.08.2021 | | Harpenden Town | – | Romford | | 1:1 (0:1) |
| Harpenden |
FA Cup 2020/21, Preliminary Round |
| 12.09.2020 | | Harpenden Town | – | Aveley | | 0:3 |
| Harpenden |
FA Cup 2020/21, Extra Preliminary Round |
| 01.09.2020 | | Redbridge | – | Harpenden Town | | 0:2 |
| London |
FA Cup 2019/20, Extra Preliminary Round |
| 10.08.2019 | | Stotfold | – | Harpenden Town | | 3:1 (1:0) |
| Stotfold |
FA Cup 2018/19, Preliminary Round |
| 25.08.2018 | | Harpenden Town | – | Leverstock Green | | 0:6 (0:3) |
| Harpenden |
FA Cup 2018/19, Extra Preliminary Round |
| 11.08.2018 | | Harpenden Town | – | Edgware Town | | 1:0 (1:0) |
| Harpenden |
FA Cup 2017/18, Extra Preliminary Round |
| 05.08.2017 | | Southall | – | Harpenden Town | | 5:1 |
| London |
FA Cup 2016/17, Preliminary Round |
| 20.08.2016 | | Chalfont St Peter | – | Harpenden Town | | 2:0 |
| Chalfont St Peter |
FA Cup 2016/17, Extra Preliminary Round |
| 06.08.2016 | | Cockfosters | – | Harpenden Town | | 1:2 |
| London |
FA Cup 2005/06, Preliminary Round |
| 27.08.2005 | | March Town United | – | Harpenden Town | | 4:1 |
| |
FA Cup 2005/06, Extra Preliminary Round |
| 20.08.2005 | | Harpenden Town | – | Sawbridgeworth Town | | 2:1 |
| |
FA Cup 2004/05, Extra Preliminary Round |
| | | Royston Town | – | Harpenden Town | | 3:0 |
| |
FA Cup 2003/04, Preliminary Round |
| | | Harpenden Town | – | St Margaretsbury | | 1:3 |
| |
FA Cup 2003/04, Extra Preliminary Round |
| | | Harpenden Town | – | Woodbridge Town | | 6:1 |
| |
FA Cup 1999/00, Preliminary Round |
| | | Hemel Hempstead Town | – | Harpenden Town | | 4:0 |
| |
FA Cup 1998/99, First Qualifying Round |
| | | Banbury United | – | Harpenden Town | | 3:1 |
| |
FA Cup 1998/99, Preliminary Round |
| | | Harpenden Town | – | Burnham | | 3:2 |
| |
