Birmingham City U18 (Premier League U18): every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-07-01 | Zaid Betteka | Birmingham City U18 | Birmingham City U21 | Free |
| 2023-07-01 | Player | Birmingham City U18 | Birmingham City U21 | Free |
| 2023-07-01 | Josh Home | Birmingham City U18 | Birmingham City U21 | Free |
| 2023-07-01 | Byron Pendleton | Birmingham City U18 | Birmingham City U21 | Free |
| 2022-07-01 | George Hall | Birmingham City U18 | Birmingham | Free |
| 2022-07-01 | Rico Browne | Birmingham City U18 | Birmingham City U21 | Free |
| 2022-07-01 | Alfie Brooks | Birmingham City U18 | Birmingham City U21 | Free |
| 2022-01-21 | Connor Barratt | Birmingham City U18 | Sheffield United U21 | Free |
| 2021-11-22 | Kade Craig | Birmingham City U18 | Shrewsbury Town | Free |
| 2021-07-01 | Player | Birmingham City U18 | Leeds United U21 | Free |
| 2021-07-01 | Tom Fogarty | Birmingham City U18 | Birmingham City U21 | Free |
| 2021-07-01 | Marcel Oakley | Birmingham City U18 | Birmingham City U21 | Free |
| 2021-07-01 | Josh Williams | Birmingham City U18 | Birmingham City U21 | Free |
| 2021-07-01 | Alfie Chang | Birmingham City U18 | Birmingham City U21 | Free |
| 2020-08-01 | Kyle Hurst | Birmingham City U18 | Birmingham City U21 | Free |
| 2020-07-01 | Player | Birmingham City U18 | Free | |
| 2020-07-01 | Adan George | Birmingham City U18 | Birmingham City U21 | Free |
| 2020-07-01 | Player | Birmingham City U18 | Birmingham City U21 | Free |
| 2020-07-01 | Tate Campbell | Birmingham City U18 | Birmingham City U21 | Free |
| 2020-07-01 | Josh Andrews | Birmingham City U18 | Birmingham City U21 | Free |