Winning teams in the Pat Casey era, final regular season records, and RPI at time of tournament selections:
| Year | Record | Selection time RPI | Post-season Tourney |
| 1997 | 38-12-1 | 119 | None |
| 1998 | 35-14-1 | 61 | None |
| 2001 | 31-24 | 69 | None |
| 2002 | 31-23 | 88 | None |
| 2004 | 31-22 | 60 | None |
| 2005 | 41-9 | 11 | Pac-10 champ auto bid, Omaha |
| 2006 | 39-13 | 33 | Pac-10 champ auto bid, National Champs |
| 2007 | 38-17 | 35 | National Champs |
| 2008 | 28-24 | 58 | None |
| 2009 | 35-17 | 40 | Fort Worth Regional |
| 2010 | 31-22 | 25 | Gainesville Regional |
| 2011 | 38-17 | 31 | Nashville Super Regional |
| 2012 | 38-18 | 27 | Baton Rouge Regional |
| 2013 | 45-10 | 5 | Pac-12 Champ auto bid, Omaha |
Performance of Recent OSU Freshman Pitchers
| Pitcher | ERA | W-L | G/GS | SV | IP |
|
Kunz |
1.54 | 2-0 | 13/0 | 0 | 11.2 |
|
Starr |
1.61 | 3-1 | 16/0 | 0 | 22.1 |
|
Boyd |
1.90 | 7-1 | 20/2 | 0 | 42.2 |
|
Gorton |
1.97 | 2-0 | 12/1 | 0 | 32.0 |
|
Rhoderick |
2.39 | 0-1 | 20/0 | 12 | 26.1 |
|
Gaviglio |
2.73 | 10-1 | 18/6 | 1 | 62.2 |
|
Gunderson |
2.90 | 6-2 | 22/0 | 3 | 49.2 |
|
Reyes |
3.10 | 7-3 | 24/11 | 0 | 81.1 |
|
Turpen |
4.40 | 1-0 | 5/3 | 0 | 14.1 |
|
Peavey |
4.96 | 2-3 | 15/5 | 1 | 49.0 |
|
Buck |
5.06 | 3-6 | 21/9 | 6 | 69.1 |
|
Nygren |
5.55 | 1-1 | 15/6 | 0 | 35.2 |
|
Nickerson |
5.67 | 4-3 | 14/8 | 0 | 46.0 |
|
Robles |
6.31 | 3-2 | 10/8 | 0 | 35.2 |
