StadiumStadion Mariehamn B
| Current capacity of the stadium |
| Standing | 11 800 |
| Seats | 7 400 |
| Tribune | 4 400 |
| Seats for sponsors | 100 |
| Fans attended |
| 2. 2. 2026 | Mariehamn B-FC KELTI HELSINKY 2009 | 3 254 |
| 29. 1. 2026 | Mariehamn B-Ylöjärvi | 3 256 |
| 24. 1. 2026 | Mariehamn B-Oulainen | 3 251 |
| 19. 1. 2026 | Mariehamn B-Nousiainen | 3 262 |
| 15. 1. 2026 | Mariehamn B-Ekenäs | 3 269 |
| 10. 1. 2026 | Mariehamn B-Anjalankoski | 3 261 |
| 5. 1. 2026 | Mariehamn B-Lohja | 3 315 |
| 1. 1. 2026 | Mariehamn B-Kurikka | 3 422 |
| 27. 12. 2025 | Mariehamn B-Kokkola | 3 519 |