Head to Head
| England EFL Trophy | 2020/09/29 18:00 | Colchester v West Ham U21 | L | 0-1 |
Home History
| England League 2 | 2021/05/08 14:00 | Tranmere v Colchester | D | 0-0 |
| England League 2 | 2021/05/01 14:00 | Colchester v Salford City | W | 1-0 |
| England League 2 | 2021/04/24 14:00 | Cheltenham v Colchester | L | 1-0 |
| England League 2 | 2021/04/20 18:00 | Colchester v Southend | W | 2-0 |
| England League 2 | 2021/04/17 16:30 | Colchester v Walsall | W | 2-1 |
| England League 2 | 2021/04/09 18:00 | Oldham v Colchester | L | 5-2 |
| England League 2 | 2021/04/05 14:00 | Colchester v Barrow | D | 1-1 |
| England League 2 | 2021/04/02 12:00 | Bolton v Colchester | D | 0-0 |
Away History
| England EFL Trophy | 2020/12/08 19:00 | Peterborough v West Ham U21 | L | 3-0 |
| England EFL Trophy | 2020/11/10 19:00 | Portsmouth v West Ham U21 | W | 0-1 |
| England EFL Trophy | 2020/09/29 18:00 | Colchester v West Ham U21 | W | 0-1 |
| England EFL Trophy | 2020/09/08 16:30 | Southend v West Ham U21 | W | 1-3 |
| England EFL Trophy | 2019/11/13 19:00 | Exeter v West Ham U21 | L | 3-1 |
| England EFL Trophy | 2019/10/08 18:45 | Cheltenham v West Ham U21 | L | 4-3 |
| England EFL Trophy | 2019/09/04 18:45 | Newport County v West Ham U21 | W | 4-5 |
| England EFL Trophy | 2018/11/06 19:45 | Yeovil v West Ham U21 | L | 4-0 |