| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:21.75 | Western Transmountain Festival III | 2026-02-20 |
| 100m Backstroke | 1:20.00 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 100m Butterfly | 1:23.65 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 100m Freestyle | 1:07.79 | Western Transmountain Festival III | 2026-02-20 |
| 100m Freestyle | 1:07.47 | UCSC Grand Prix | 2026-01-30 |
| 100m IM | 1:25.44 | Cascade Speed Meet 2025 Provincial Series #1 | 2025-11-08 |
| 200m Backstroke | 2:52.62 | Western Transmountain Festival III | 2026-02-20 |
| 200m Backstroke | 2:48.76 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 200m Freestyle | 2:24.31 | Western Transmountain Festival III | 2026-02-20 |
| 200m Freestyle | 2:23.02 | Winter Provincial Trials | 2026-03-06 |
| 200m IM | 2:59.91 | UCSC Spring Start-up | 2026-04-25 |
| 200m IM | 3:00.29 | Cascade Speed Meet 2025 Provincial Series #1 | 2025-11-08 |
| 400m Freestyle | 4:55.45 | Western Transmountain Festival III | 2026-02-20 |
| 400m Freestyle | 4:46.81 | Winter Provincial Trials | 2026-03-06 |
| 400m IM | 5:55.72 | Winter Provincial Trials | 2026-03-06 |
| 50m Backstroke | 39.16 | UCSC TC1-Special | 2025-10-17 |
| 50m Breaststroke | 46.75 | UCSC Spring Start-up | 2026-04-25 |
| 50m Butterfly | 37.99 | UCSC Spring Start-up | 2026-04-25 |
| 50m Butterfly | 37.81 | UCSC Grand Prix | 2026-01-30 |
| 50m Freestyle | 31.76 | Western Transmountain Festival III | 2026-02-20 |
| 50m Freestyle | 30.71 | Winter Provincial Trials | 2026-03-06 |
| 800m Freestyle | 9:58.29 | Winter Provincial Trials | 2026-03-06 |
Stratton, Sierra's top personal bests include 100m Backstroke (1:21.75), 100m Backstroke (1:20.00), 100m Butterfly (1:23.65), 100m Freestyle (1:07.79), 100m Freestyle (1:07.47).
Stratton, Sierra swims for Calgary Swimming.
Stratton, Sierra has competed in 8 meets.