| Time | Date | Name | Meet |
|---|---|---|---|
| 56.03 | May 19, 2023 | Danica Brunk | KSHSAA Girls 5-1A State Championships |
| 58.42 | April 11, 2023 | Danica Brunk | Newton Invitational #1 |
| 58.77 | May 22, 2021 | Danica Brunk | Kansas Girls 5-1A State Championships |
| 1:05.50 | May 17, 2019 | Marissa Pearcy | Kansas 5-1A Girls State Championship |
| 1:07.93 | May 18, 2018 | Maggie Leaf | Kansas 5-1A Girls State Championship |
| 1:08.34 | May 23, 2014 | Katherine Wurm | Kansas Girls 6A High School Championships |
