| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:05.08 | MAC Fall Fest Invitational | 2025-10-18 |
| 100m Butterfly | 1:02.77 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 100m Freestyle | 56.04 | 2025 NYAC Cup | 2025-11-14 |
| 100m IM | 1:06.24 | MAC Fall Fest Invitational | 2025-10-18 |
| 1500m Freestyle | 3.41 | MAC Jingle Bell | 2025-12-12 |
| 200m Backstroke | 2:13.29 | 2025 NYAC Cup | 2025-11-14 |
| 200m Breaststroke | 2:37.49 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 200m Butterfly | 2:13.24 | MAC Jingle Bell | 2025-12-12 |
| 200m Freestyle | 1:58.92 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m IM | 2:15.52 | Border City Invitational 2025 | 2025-12-05 |
| 400m Freestyle | 4:08.95 | Border City Invitational 2025 | 2025-12-05 |
| 400m IM | 4:42.05 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 50m Freestyle | 26.38 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 800m Freestyle | 8:32.89 | Border City Invitational 2025 | 2025-12-05 |
Keller, James's top personal bests include 100m Backstroke (1:05.08), 100m Butterfly (1:02.77), 100m Freestyle (56.04), 100m IM (1:06.24), 1500m Freestyle (3.41).
Keller, James swims for Markham Aquatic Club.
Keller, James has competed in 8 meets.