| Name | Time | Date | Meet |
|---|---|---|---|
| Lilly Grebner | 36.50 | July 24, 2022 | 2022 SD LC Championships |
| Lilly Grebner | 37.15 | July 25, 2021 | South Dakota LC Championships |
| Lilly Grebner | 37.89 | June 19, 2021 | SD ASC Aberdeen Summer High P |
| Lilly Grebner | 38.45 | May 1, 2021 | SD NA Augustana Spring Splash |
| Lilly Grebner | 38.80 | July 28, 2019 | South Dakota Long Course Championships |
| Emily Campbell | 35.41 | July 22, 2006 | Speedo Champions Series - Minneapolis |
