| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:26.79 | 2025 Canada Games | 2025-08-10 |
| 100m Backstroke | 1:21.12 | 2025 Summer Divisionals - North & Interior | 2025-06-27 |
| 100m Butterfly | 1:37.54 | 2025 Canada Games | 2025-08-10 |
| 100m Freestyle | 1:11.03 | Fins Up 3 | 2026-01-18 |
| 100m Freestyle | 1:09.51 | Border City Invitational 2025 | 2025-12-05 |
| 200m Backstroke | 3:05.26 | 2025 Canada Games | 2025-08-10 |
| 200m Freestyle | 2:36.19 | Fins Up 3 | 2026-01-18 |
| 200m Freestyle | 2:34.52 | 2025 Summer Divisionals - North & Interior | 2025-06-27 |
| 200m IM | 2:58.33 | Border City Invitational 2025 | 2025-12-05 |
| 50m Backstroke | 37.98 | 2025 Canada Games | 2025-08-10 |
| 50m Backstroke | 36.51 | 2025 Summer Divisionals - North & Interior | 2025-06-27 |
| 50m Breaststroke | 46.10 | Border City Invitational 2025 | 2025-12-05 |
| 50m Butterfly | 40.54 | Border City Invitational 2025 | 2025-12-05 |
| 50m Freestyle | 32.11 | 2025 Canada Games | 2025-08-10 |
| 50m Freestyle | 31.66 | 2025 Summer Divisionals - North & Interior | 2025-06-27 |
Natalie Hallock's top personal bests include 100m Backstroke (1:26.79), 100m Backstroke (1:21.12), 100m Butterfly (1:37.54), 100m Freestyle (1:11.03), 100m Freestyle (1:09.51).
Natalie Hallock swims for Windsor-Essex Swim Team.
Natalie Hallock has competed in 8 meets.