Note: There are many missing attendance figures, even from recent seasons. One of the main reasons seems to be the way multiple games on one day are handled (e.g. doubleheaders, tournament sessions).
Does not inlcude WCWS games; Does include conference tournament games (Conf)
| Attendance | Season | Date | Site | Opponent | Result | |||
|---|---|---|---|---|---|---|---|---|
| 1. | 9,259 | 2025 | Apr 9 | Oklahoma City | N | Oklahoma State | W | 11-3 |
| 2. | 8,930 | 2023 | Mar 31 | Oklahoma City | N | Texas | W | 8-1 |
| 3. | 8,798 | 2024 | Mar 22 | Oklahoma City | N | Baylor | W | 8-1 |
| 4. | 5,410 | 2022 | May 14 | Oklahoma City | N | Oklahoma State (Conf) | L | 4-3 |
| 5. | 5,185 | 2023 | Mar 18 | Oklahoma City | N | Auburn | W | 14-0 |
| 5,185 | 2023 | Mar 18 | Oklahoma City | N | Weber State | W | 16-0 | |
| 7. | 4,936 | 2022 | Mar 19 | Oklahoma City | N | Houston | W | 8-0 |
| 4,936 | 2022 | Mar 19 | Oklahoma City | N | San Diego | W | 11-0 | |
| 9. | 4,908 | 2024 | Apr 16 | Oklahoma City | N | Tulsa | W | 8-0 |
| 10. | 4,823 | 2005 | Feb 26 | Columbus | N | Seton Hall | W | 4-1 |
| 11. | 4,718 | 2022 | Mar 18 | Oklahoma City | N | Indiana | W | 15-1 |
| 4,718 | 2022 | Mar 18 | Oklahoma City | N | Sam Houston State | W | 10-1 | |
| 13. | 4,684 | 2023 | May 13 | Oklahoma City | N | Texas (Conf) | W | 6-1 |
| 14. | 4,627 | 2023 | Mar 17 | Oklahoma City | N | Weber State | W | 9-1 |
| 15. | 4,378 | 2025 | Apr 18 | Oklahoma City | N | Mississippi State | W | 4-0 |
| 16. | 4,172 | 2023 | Mar 19 | Oklahoma City | N | Auburn | W | 7-1 |
| 17. | 4,003 | 2024 | May 11 | Oklahoma City | N | Texas (Conf) | W | 5-1 |
| 18. | 3,996 | 2022 | May 13 | Oklahoma City | N | Iowa State (Conf) | W | 5-0 |
| 19. | 3,879 | 2021 | May 15 | Oklahoma City | N | Oklahoma State (Conf) | W | 10-2 |
| 20. | 3,839 | 2021 | May 14 | Oklahoma City | N | Texas Tech (Conf) | W | 8-2 |