[9] Charlton 2-1 Northampton [19] 2021-03-09 19:00
Stadium: The Valley Round: 35
Referee: Paul Howard Home Manager: Lee Bowyer Away Manager: Jon Brady
Head to Head
| England League 1 | 2020/10/24 14:00 | Northampton v Charlton | W | 0-2 |
| England League 1 | 2018/03/30 14:00 | Northampton v Charlton | W | 0-4 |
| England League 1 | 2017/08/19 14:00 | Charlton v Northampton | W | 4-1 |
| England League 1 | 2017/03/04 15:00 | Northampton v Charlton | L | 2-1 |
| England League 1 | 2016/08/13 14:00 | Charlton v Northampton | D | 1-1 |
Home History
| England League 1 | 2021/03/06 15:00 | Oxford Utd v Charlton | D | 0-0 |
| England League 1 | 2021/03/02 18:00 | Wigan v Charlton | W | 0-1 |
| England League 1 | 2021/02/27 15:00 | Charlton v Blackpool | L | 0-3 |
| England League 1 | 2021/02/23 19:00 | Charlton v Burton Albion | L | 1-2 |
| England League 1 | 2021/02/20 15:00 | Fleetwood Town v Charlton | D | 1-1 |
| England League 1 | 2021/02/13 15:00 | Charlton v Gillingham | L | 2-3 |
| England League 1 | 2021/02/06 15:00 | Rochdale v Charlton | W | 0-2 |
| England League 1 | 2021/02/02 19:00 | Charlton v Portsmouth | L | 1-3 |
Away History
| England League 1 | 2021/03/06 15:00 | Northampton v Portsmouth | W | 4-1 |
| England League 1 | 2021/03/02 19:00 | Northampton v Plymouth | W | 2-0 |
| England League 1 | 2021/02/27 15:00 | Swindon v Northampton | L | 2-1 |
| England League 1 | 2021/02/23 19:00 | Northampton v Rochdale | D | 0-0 |
| England League 1 | 2021/02/20 15:00 | Milton Keynes Dons v Northampton | L | 4-3 |
| England League 1 | 2021/02/16 19:00 | Ipswich v Northampton | D | 0-0 |
| England League 1 | 2021/02/13 15:00 | Northampton v Burton Albion | L | 0-2 |
| England League 1 | 2021/02/09 19:00 | Northampton v Wigan | L | 0-1 |