StadiumGrindvíkingar Arena
| Current capacity of the stadium |
| Standing | 51 000 |
| Seats | 35 000 |
| Tribune | 25 000 |
| Seats for sponsors | 10 000 |
| Fans attended |
| 9. 7. 2025 | UMF Grindavík 1935 ™-1.FC Kúzelníci Neapol™ | 37 999 |
| 8. 7. 2025 | UMF Grindavík 1935 ™-Medoc Region | 32 072 |
| 8. 7. 2025 | UMF Grindavík 1935 ™-Glasgow Rangers | 35 142 |
| 7. 7. 2025 | UMF Grindavík 1935 ™-FH Hafnarfjördur™ | 22 109 |
| 5. 7. 2025 | UMF Grindavík 1935 ™-Laugar | 21 274 |
| 4. 7. 2025 | UMF Grindavík 1935 ™-1.FC Austria Schwaz | 45 760 |
| 2. 7. 2025 | UMF Grindavík 1935 ™-Castelfranco Calcio | 39 475 |
| 1. 7. 2025 | UMF Grindavík 1935 ™-FC Spartak Sereď | 30 522 |
| 30. 6. 2025 | UMF Grindavík 1935 ™-Reykir | 33 323 |