| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:40.29 | Jack Frost 2025 | 2025-10-24 |
| 100m Breaststroke | 1:37.54 | Nose Creek Invitational 2026 | 2026-03-14 |
| 100m Freestyle | 1:20.57 | Nose Creek Invitational 2026 | 2026-03-14 |
| 100m IM | 1:31.44 | Nose Creek Invitational 2026 | 2026-03-14 |
| 200m Breaststroke | 3:35.56 | Nose Creek Invitational 2026 | 2026-03-14 |
| 200m Freestyle | 3:01.66 | Nose Creek Invitational 2026 | 2026-03-14 |
| 200m IM | 3:33.48 | Comets Holiday Invitational | 2025-12-12 |
| 50m Breaststroke | 43.80 | Nose Creek Invitational 2026 | 2026-03-14 |
| 50m Butterfly | 43.36 | Jack Frost 2025 | 2025-10-24 |
| 50m Freestyle | 35.86 | Nose Creek Invitational 2026 | 2026-03-14 |
Demers, Sadie's top personal bests include 100m Backstroke (1:40.29), 100m Breaststroke (1:37.54), 100m Freestyle (1:20.57), 100m IM (1:31.44), 200m Breaststroke (3:35.56).
Demers, Sadie swims for Calgary Winter Club.
Demers, Sadie has competed in 5 meets.