| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:49.40 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 100m Butterfly | 1:42.36 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 100m Freestyle | 1:25.39 | 2025 Candy Cane Invitational | 2025-12-12 |
| 100m IM | 1:38.85 | 2025 DAL Sprint Meet | 2025-10-19 |
| 200m Breaststroke | 4:03.26 | 2025 Candy Cane Invitational | 2025-12-12 |
| 200m Butterfly | 3:45.69 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 200m Freestyle | 3:07.72 | 2025 Candy Cane Invitational | 2025-12-12 |
| 200m IM | 3:30.14 | WTSC Time Trial #2 | 2026-02-03 |
| 400m Freestyle | 6:38.36 | 2025 Candy Cane Invitational | 2025-12-12 |
| 400m IM | 7:23.61 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 50m Backstroke | 50.16 | 2025 DAL Sprint Meet | 2025-10-19 |
| 50m Breaststroke | 51.82 | AA & Nova Tech #4 South Meet | 2026-02-14 |
| 50m Butterfly | 45.59 | AA & Nova Tech #4 South Meet | 2026-02-14 |
| 50m Freestyle | 36.74 | 2026 AA & AAA Winter Champs | 2026-03-05 |
| 800m Freestyle | 13:54.82 | 2026 AA & AAA Winter Champs | 2026-03-05 |
Margeson, Samantha's top personal bests include 100m Breaststroke (1:49.40), 100m Butterfly (1:42.36), 100m Freestyle (1:25.39), 100m IM (1:38.85), 200m Breaststroke (4:03.26).
Margeson, Samantha swims for Wolfville Tritons Swim Club.
Margeson, Samantha has competed in 9 meets.