| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Hull | Championship | 21 | 1 | 0 | 2 | 0 | 6.8 |
| 2024/2025 | West Brom U21 | Premier League 2 | 1 | 0 | 0 | 0 | 0 | – |
| 2024/2025 | West Brom | Championship | 15 | 0 | 0 | 4 | 0 | 6.9 |
| 2023/2024 | West Brom | Championship | 26 | 2 | 1 | 1 | 0 | 6.7 |
| 2022/2023 | West Brom | Championship | 21 | 2 | 0 | 2 | 0 | 6.8 |
| 2021/2022 | West Brom | Championship | 31 | 1 | 2 | 3 | 0 | 6.8 |
| 2020/2021 | West Brom | Premier League | 33 | 2 | 0 | 3 | 1 | 6.6 |
| 2019/2020 | West Brom | Championship | 43 | 5 | 0 | 6 | 0 | 6.9 |
| 2018/2019 | Rotherham | Championship | 46 | 7 | 1 | 5 | 0 | 6.7 |
| 2017/2018 | Rotherham | League One | 3 | 0 | 0 | 0 | 0 | 6.7 |
| 2016/2017 | Rotherham | Championship | 17 | 1 | 0 | 0 | 0 | 6.8 |
| 2015/2016 | Crewe | League One | 13 | 0 | 0 | 2 | 0 | – |
| 2015/2016 | AFC Wimbledon | League Two | 5 | 0 | 0 | 1 | 0 | – |
| 2013/2014 | Arsenal U21 | Premier League U21 | 1 | 1 | 0 | 0 | 0 | – |
| 2012/2013 | Dartford | Blue Square Bet Premier | 2 | 1 | 0 | 1 | 0 | – |
| Total | 278 | 23 | 4 | 30 | 1 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 07 ene 2025 | West Brom | Hull | Free agent | |
| - | Rotherham | West Brom | Transfer | |
| 07 ene 2017 | Cardiff | Rotherham | Transfer | |
| - | Rotherham | Cardiff | Return from loan | |
| - | Cardiff | Rotherham | Loan | |
| - | Crewe | Cardiff | Return from loan | |
| - | Cardiff | Crewe | Loan | |
| - | AFC Wimbledon | Cardiff | Return from loan | |
| - | Cardiff | AFC Wimbledon | Loan | |
| 07 ene 2015 | Arsenal | Cardiff | Free agent | |
| - | Cardiff | Arsenal | Return from loan | |
| - | Arsenal | Cardiff | Loan | |
| - | Charlton | Arsenal | Transfer | |
| - | Dartford | Charlton | Return from loan | |
| - | Charlton | Dartford | Loan |
S. Ajayi career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.