| Event | Time | Meet | Date |
|---|---|---|---|
| 200m Freestyle | 2:17.59 | 2025 LC Far Western Championship | 2025-07-31 |
| 400m Freestyle | 4:38.78 | 2025 LC Far Western Championship | 2025-07-31 |
| 50m Freestyle | 29.66 | 2025 LC Far Western Championship | 2025-07-31 |
| 800m Freestyle | 9:40.07 | 2025 LC Far Western Championship | 2025-07-31 |
Achterkirchen, Sophia's top personal bests include 200m Freestyle (2:17.59), 400m Freestyle (4:38.78), 50m Freestyle (29.66), 800m Freestyle (9:40.07).
Achterkirchen, Sophia swims for Palo Alto Stanford Aquatics.
Achterkirchen, Sophia has competed in 1 meets.