Head to Head
| Poland III Liga | 2023/06/17 15:00 | Chelmianka Chelm v KSZO Ostrowiec | W | 1-0 |
| Poland III Liga | 2022/11/19 12:00 | KSZO Ostrowiec v Chelmianka Chelm | L | 5-1 |
| Poland III Liga | 2021/11/20 12:00 | Chelmianka Chelm v KSZO Ostrowiec | W | 1-0 |
| Poland III Liga | 2021/08/07 15:00 | KSZO Ostrowiec v Chelmianka Chelm | D | 1-1 |
| Poland III Liga | 2021/05/08 15:30 | Chelmianka Chelm v KSZO Ostrowiec | W | 2-0 |
| Poland III Liga | 2020/10/03 14:30 | KSZO Ostrowiec v Chelmianka Chelm | L | 2-0 |
| Poland III Liga | 2019/10/19 13:00 | KSZO Ostrowiec v Chelmianka Chelm | L | 3-0 |
| Poland III Liga | 2019/05/24 17:29 | KSZO Ostrowiec v Chelmianka Chelm | W | 1-2 |
Home History
| Poland III Liga | 2023/06/17 15:00 | Chelmianka Chelm v KSZO Ostrowiec | W | 1-0 |
| Poland III Liga | 2023/06/10 15:00 | LKS Lagow v Chelmianka Chelm | W | 0-3 |
| Poland III Liga | 2023/06/03 10:00 | Chelmianka Chelm v Podhale Nowy Targ | W | 2-1 |
| Poland III Liga | 2023/05/27 15:00 | Czarni Polaniec v Chelmianka Chelm | L | 2-0 |
| Poland III Liga | 2023/05/24 15:00 | Chelmianka Chelm v Avia Swidnik | L | 0-1 |
| Poland III Liga | 2023/05/20 12:00 | Korona Kielce II v Chelmianka Chelm | D | 3-3 |
| Poland III Liga | 2023/05/13 15:00 | Chelmianka Chelm v Wisloka Debica | L | 0-1 |
| Poland III Liga | 2023/05/06 10:00 | Wieczysta Krakow v Chelmianka Chelm | L | 2-0 |
Away History
| Club Friendly List | 2023/07/15 15:00 | Wisla Pulawy v KSZO Ostrowiec | L | 2-0 |
| Europe Friendlies | 2023/07/08 09:00 | KSZO Ostrowiec v Avia Swidnik | L | 0-2 |
| Poland III Liga | 2023/06/17 15:00 | Chelmianka Chelm v KSZO Ostrowiec | L | 1-0 |
| Poland Regional Cup | 2023/06/14 16:17 | Star Starachowice v KSZO Ostrowiec | W | 2-3 |
| Poland III Liga | 2023/06/09 16:00 | KSZO Ostrowiec v Unia Tarnow | W | 2-0 |
| Poland III Liga | 2023/06/04 15:30 | KS Wiazownica v KSZO Ostrowiec | L | 3-1 |
| Poland III Liga | 2023/05/27 15:00 | KSZO Ostrowiec v Cracovia Krakow II | W | 4-0 |
| Poland III Liga | 2023/05/24 15:00 | Lublinianka Lublin v KSZO Ostrowiec | W | 0-1 |