| Name | Time | Date | Meet |
|---|---|---|---|
| Anna Elendt | 30.10 | May 26, 2022 | Trofeu Internacional Ciutat de Barcelona / Mare Nostrum |
| Anna Elendt | 30.95 | May 25, 2022 | Trofeu Internacional Ciutat de Barcelona / Mare Nostrum |
| Gretchen Jaques | 31.54 | Aug. 8, 2014 | Phillips 66 Summer National Championships |
| Laura Sogar | 32.55 | June 3, 2012 | 2012 ST TXLA Elite Invite |
| Elizabeth Tinnon | 32.83 | Aug. 3, 2007 | 2007 ConocoPhillips USA Swimming Championships |
| Elizabeth Tinnon | 33.80 | Feb. 10, 2004 | ConocoPhillips Spring National Championships |
| Jacinta VanLint | 34.34 | June 29, 2001 | 2001 Senior Circuit #3 |
| Joscelin YEO | 35.35 | June 8, 2001 | Texas Senior Circuit #2 |
| Kim Bercen | 37.55 | June 2, 2000 | Texas Senior Circuit #2 |
