Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2021 |  | Kenan Toibibou | MF |  | LB Châteauroux U19 | U19 |
| 05/2021 |  | Joseph Dasse Brika | FW |  | LB Châteauroux B | LB Châteauroux B |
| 05/2021 | | Abdoul Aziz Gassama | MF | | LB Châteauroux U19 | U19 |
| 03/2021 |  | Marco Simone | MA | |||
| 02/2021 | | Arthur Arias | GK | | LB Châteauroux B | LB Châteauroux B |
| 01/2021 |  | Marcin Bułka | GK |  | FC Cartagena | Cartagena |
| 01/2021 |  | Kalidou Sidibé | MF |  | Toulouse FC | Toulouse |
| 01/2021 |  | Prince Ibara | FW |  | K Beerschot VA | K Beerschot VA |
| 01/2021 | | Thibaut Vargas | MF |  | Montpellier HSC | Montpellier |
| 01/2021 | | Steven Luyambula | DF | | LB Châteauroux B | LB Châteauroux B |
| 01/2021 | | Benoît Cauet | MA | |||
| 01/2021 | | Quentin Gauvain | AT-C | | LB Châteauroux B | LB Châteauroux B |
| 11/2020 | | Yanis Merdji | FW |  | AJ Auxerre | Auxerre |
| 10/2020 | | Mattéo Veillon | MF | | LB Châteauroux B | LB Châteauroux B |
| 10/2020 |  | Ange-Yoan Bonny | FW | | LB Châteauroux B | LB Châteauroux B |
| 07/2020 | | Ibrahim Cissé | DF |  | FC Famalicão | FC Famalicão |
| 07/2020 | | Léandro Morante | DF |  | AS Béziers | Béziers |
| 07/2020 | | Baptiste Canelhas-Reiffers | MF | | LB Châteauroux B | LB Châteauroux B |
| 07/2020 | | Amir Nouri | MF |  | KSV Roeselare | Roeselare |
| 07/2020 | | Siriné Doucouré | FW | | LB Châteauroux B | LB Châteauroux B |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/2020 |  | Haissem Hassan | FW |  | Villarreal CF B | Villarreal B |
| 07/2020 |  | Brian Chevreuil | MF |  | Bourges 18 (1966-2021) | Bourges 18 (1966-2021) |