| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:28.44 | KBM Heats & Finals | 2026-02-20 |
| 100m Butterfly | 1:32.22 | GO Fall Halloween Invitational 2025 | 2025-11-01 |
| 200m Backstroke | 3:13.28 | 2026 NKB Winter Invitational Short Course | 2026-01-17 |
| 200m Breaststroke | 3:52.09 | KBM Heats & Finals | 2026-02-20 |
| 200m Butterfly | 3:25.64 | KBM Heats & Finals | 2026-02-20 |
| 200m Freestyle | 3:05.68 | 2026 NKB Winter Invitational Short Course | 2026-01-17 |
| 200m IM | 3:18.88 | KBM Heats & Finals | 2026-02-20 |
| 400m Freestyle | 6:25.84 | KBM Heats & Finals | 2026-02-20 |
| 400m IM | 6:54.86 | KBM Heats & Finals | 2026-02-20 |
| 50m Backstroke | 43.60 | 2026 Eastern Ontario Regional Championship - Winte | 2026-01-30 |
| 50m Butterfly | 40.69 | 2025 NKB Fall Invitational | 2025-10-17 |
| 50m Freestyle | 36.94 | 2026 NKB Winter Invitational Short Course | 2026-01-17 |
Ko, Caleb's top personal bests include 100m Backstroke (1:28.44), 100m Butterfly (1:32.22), 200m Backstroke (3:13.28), 200m Breaststroke (3:52.09), 200m Butterfly (3:25.64).
Ko, Caleb swims for Nepean Kanata Barracudas Swim Club.
Ko, Caleb has competed in 7 meets.