| 2026-10-22 | L. Browne | Torquay → Notts County | Return from loan |
| 2026-10-06 | K. Roos | Notts County → Emmen | Free agent |
| 2026-09-24 | L. Browne | Notts County → Torquay | Loan |
| 2026-08-31 | J. Jones | Notts County → Bromley | Transfer |
| 2026-08-31 | K. Roos | Notts County → Roos Kelle | Free agent |
| 2026-08-31 | K. Roos | Notts County → Emmen | Free agent |
| 2026-08-31 | R. Longelo-Mbule | Salford City → Notts County | Transfer |
| 2026-08-30 | J. Jones | Notts County → Bromley | Transfer |
| 2026-08-30 | R. Longelo-Mbule | Salford City → Notts County | Transfer |
| 2026-08-30 | D. Kanu | Charlton → Notts County | Loan |
| 2026-08-20 | Elias Reaney | Notts County → Quorn | Loan |
| 2026-08-13 | Ryley Reynolds | Notts County → Grimsby | Loan |
| 2026-08-13 | H. Hazard | Notts County → Redditch United | Free agent |
| 2026-08-10 | I. Samuels-Smith | Chelsea → Notts County | Loan |
| 2026-08-06 | D. Campbell | Northampton → Notts County | Transfer |
| 2026-08-05 | D. Campbell | Northampton → Notts County | Transfer |
| 2026-08-03 | A. Rice | Notts County → Blackburn Rovers (U21) | - |
| 2026-08-02 | A. Rice | Notts County → Blackburn Rovers (U21) | - |
| 2026-08-02 | O. Cooper | Swansea → Notts County | Loan |
| 2026-07-31 | Harrison Iwunze | Notts County → Hereford | Loan |
| 2026-07-30 | M. Traoré | Notts County → Traore Mai | Free agent |
| 2026-07-28 | A. Jatta | Notts County → Casa Pia | Transfer |
| 2026-07-27 | A. Jatta | Notts County → Casa Pia | Transfer |
| 2026-07-26 | L. Smyth | VPS → Notts County | Transfer |
| 2026-07-25 | L. Smyth | VPS → Notts County | Transfer |
| 2026-07-23 | J. Evans | Harrogate Town → Notts County | Transfer |
| 2026-07-22 | J. Evans | Harrogate Town → Notts County | Transfer |
| 2026-07-17 | K. Bennetts | Notts County → FC Ingolstadt 04 | Free agent |
| 2026-07-16 | M. Baker | Newport County → Notts County | Free agent |
| 2026-07-07 | E. Acquah | Dundee → Notts County | Transfer |
| 2026-07-06 | E. Acquah | Dundee → Notts County | Transfer |
| 2026-07-03 | M. Dennis | Notts County → Burton Albion | Transfer |
| 2026-07-02 | M. Dennis | Notts County → Burton Albion | Transfer |
| 2026-06-30 | O. Norburn | Notts County → Oldham | Free agent |
| 2026-06-30 | J. Hinchy | Notts County → Altrincham | Free agent |
| 2026-06-30 | Elias Reaney | Notts County → Notts County | Free agent |
| 2026-06-30 | J. Gibbons | Cambridge United → Notts County | Free agent |
| 2026-06-30 | M. Sanders | Crewe → Notts County | Free agent |
| 2026-06-30 | D. Lipsiuc | Stoke City → Notts County | Transfer |
| 2026-06-29 | Tom Iorpenda | Notts County → Huddersfield | Return from loan |
| 2026-06-29 | M. Traoré | Sligo Rovers → Notts County | Return from loan |
| 2026-06-29 | M. Cisse | Notts County → Cisse Madou | Free agent |
| 2026-06-29 | M. Cisse | Notts County → Quorn | Free agent |
| 2026-06-29 | J. Hinchy | Notts County → Altrincham | Free agent |
| 2026-06-29 | K. Bennetts | Notts County → Bennetts Keanan | Free agent |
| 2026-06-29 | K. Bennetts | Notts County → FC Ingolstadt 04 | Free agent |
| 2026-06-29 | H. Tangen | Notts County → Sarpsborg 08 FF | Return from loan |
| 2026-06-29 | J. Luker | Notts County → Luton | Return from loan |
| 2026-06-29 | J. Gibbons | Cambridge United → Notts County | Free agent |
| 2026-06-29 | M. Sanders | Crewe → Notts County | Free agent |
| 2026-06-29 | M. Baker | Newport County → Notts County | Free agent |
| 2026-05-30 | Ryley Reynolds | Kidderminster Harriers → Notts County | Return from loan |
| 2026-05-30 | M. Cisse | Hereford → Notts County | Return from loan |
| 2026-05-30 | T. Hall | Notts County → Tottenham | Return from loan |
| 2026-05-30 | K. Roos | Kilmarnock → Notts County | Return from loan |
| 2026-05-30 | J. Hinchy | Wealdstone → Notts County | Return from loan |
| 2026-03-02 | J. Hinchy | Notts County → Wealdstone | Loan |
| 2026-02-21 | B. Cotter | Notts County → Barnsley | Return from loan |
| 2026-02-04 | W. Jarvis | Notts County → Shelbourne | Transfer |
| 2026-01-25 | H. Tangen | Sarpsborg 08 FF → Notts County | Loan |
| 2026-01-23 | L. Ndlovu | Barnet → Notts County | Transfer |
| 2026-01-17 | M. Traoré | Notts County → Sligo Rovers | Loan |
| 2026-01-15 | K. Gordon | Notts County → Crawley Town | Transfer |
| 2026-01-14 | K. Roos | Notts County → Kilmarnock | Loan |
| 2026-01-12 | J. Belshaw | Harrogate Town → Notts County | Transfer |
| 2026-01-09 | B. Enoru | Tamworth → Notts County | Transfer |
| 2026-01-06 | L. Browne | Crystal Palace → Notts County | Transfer |
| 2026-01-01 | Sonny Aljofree | Notts County → Manchester United | Return from loan |