| Name | Time | Date | Meet |
|---|---|---|---|
| Lizzie Fraser | 1:00.36 | Dec. 4, 2022 | Gompei Invitational |
| Kellie Pennington | 1:01.16 | Feb. 2, 2014 | Amherst vs. Springfield |
| Kellie Pennington | 1:01.56 | Dec. 8, 2012 | Springfield vs. Middlebury |
| Meredith Trumbull | 1:03.99 | Feb. 5, 2011 | Springfield vs. Amherst |
| Meredith Trumbull | 1:04.53 | Nov. 21, 2010 | Springfield vs. Middlebury |
| Meredith Trumbull | 1:05.69 | Nov. 22, 2009 | Middlebury vs. Springfield |
