| Incheon United | Season 2023/2024 | 42 Players/Coaches |
| Incheon United | Season 2022/2023 | 38 Players/Coaches |
| Incheon United | Season 2021/2022 | 35 Players/Coaches |
| Incheon United | Season 2020/2021 | 39 Players/Coaches |
| Incheon United | Season 2019/2020 | 38 Players/Coaches |
| Incheon United | Season 2018/2019 | 38 Players/Coaches |
| Incheon United | Season 2017/2018 | 41 Players/Coaches |
| Incheon United | Season 2016/2017 | 31 Players/Coaches |
| Incheon United | Season 2015/2016 | 33 Players/Coaches |
| Incheon United | Season 2014/2015 | 32 Players/Coaches |
| Incheon United | Season 2013/2014 | 37 Players/Coaches |
| Incheon United | Season 2012/2013 | 36 Players/Coaches |
| Incheon United | Season 2011/2012 | 49 Players/Coaches |
| Incheon United | Season 2010/2011 | 52 Players/Coaches |
| Incheon United | Season 2009/2010 | 39 Players/Coaches |
| Incheon United | Season 2008/2009 | 42 Players/Coaches |
| Incheon United | Season 2007/2008 | 46 Players/Coaches |
| Incheon United | Season 2006/2007 | 43 Players/Coaches |
| Incheon United | Season 2005/2006 | 18 Players/Coaches |
| Incheon United | Season 2004/2005 | 16 Players/Coaches |
| Incheon United | Season 2003/2004 | 13 Players/Coaches |
South Korea ![Incheon United [U20]](https://s.hs-data.com/bilder/wappen/mini/29388.gif?fallback=png "Incheon United [U20]"){kind=small}
![Incheon United [U18]](https://s.hs-data.com/bilder/wappen/mini/41329.gif?fallback=png "Incheon United [U18]"){kind=small}
![Incheon United [U15]](https://s.hs-data.com/bilder/wappen/mini/50042.gif?fallback=png "Incheon United [U15]"){kind=small}