| Time | Date | Name | Meet |
|---|---|---|---|
| 55.86 | June 25, 2021 | Anicka Delgado | CA MVN Fran Crippen Time Trials |
| 56.45 | Aug. 1, 2018 | Anicka Delgado | Speedo Junior National Championships |
| 56.75 | July 13, 2018 | Anicka Delgado | CA TROJ Los Angeles Invitational |
| 57.02 | Aug. 6, 2017 | Anicka Delgado | USA Swimming Futures Championships - Santa Clara |
| 57.42 | July 27, 2016 | Anicka Delgado | CA MVN Summer Junior Olympics |
| 1:00.11 | May 29, 2016 | Anicka Delgado | CA NOVA Speedo Grand Challenge |
| 1:05.90 | May 27, 2016 | Taylor Lowe | CA NOVA Speedo Grand Challenge |
