Head to Head
| England Development League 2 | 2024/09/24 13:00 | Millwall U21 v Colchester U21 | L | 3-0 |
| England Development League 2 | 2024/03/15 14:00 | Colchester U21 v Millwall U21 | L | 2-3 |
| England Development League 2 | 2024/02/12 13:30 | Millwall U21 v Colchester U21 | D | 2-2 |
| England Development League 2 | 2023/03/21 14:00 | Colchester U21 v Millwall U21 | L | 1-2 |
| England Development League 2 | 2022/11/08 13:15 | Millwall U21 v Colchester U21 | L | 4-1 |
Home History
| England Development League 2 | 2025/02/07 19:00 | Colchester U21 v Watford U21 | L | 0-3 |
| England U21 Premier League Cup | 2025/01/31 19:00 | Colchester U21 v Preston U21 | W | 2-1 |
| England Development League 2 | 2025/01/28 13:00 | QPR U21 v Colchester U21 | L | 7-0 |
| England Development League 2 | 2025/01/21 13:00 | Coventry U21 v Colchester U21 | L | 14-0 |
| England Development League 2 | 2025/01/17 19:00 | Colchester U21 v Bournemouth U21 | L | 0-4 |
| England Development League 2 | 2025/01/06 15:00 | Swansea U21 v Colchester U21 | L | 4-1 |
| England Development League 2 | 2024/12/23 13:00 | Colchester U21 v Bristol City U21 | W | 4-2 |
| England Development League 2 | 2024/12/17 13:00 | Ipswich U21 v Colchester U21 | D | 1-1 |
Away History
| England Development League 2 | 2025/02/07 13:30 | Millwall U21 v Cardiff U21 | W | 2-0 |
| England Development League 2 | 2025/02/04 14:00 | Millwall U21 v Bournemouth U21 | W | 2-0 |
| England Development League 2 | 2025/01/24 14:00 | Millwall U21 v Swansea U21 | W | 5-0 |
| England Development League 2 | 2025/01/20 13:00 | Swansea U21 v Millwall U21 | W | 3-4 |
| England Development League 2 | 2025/01/07 19:00 | QPR U21 v Millwall U21 | W | 0-2 |
| England Development League 2 | 2024/12/10 13:30 | Millwall U21 v Ipswich U21 | W | 3-0 |
| England Development League 2 | 2024/12/02 13:00 | Watford U21 v Millwall U21 | W | 1-3 |
| England Development League 2 | 2024/11/14 12:00 | Millwall U21 v Sheffield Wed U21 | D | 1-1 |