| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:56.16 | Hard off the Block Invitational | 2026-02-20 |
| 100m Breaststroke | 2:15.08 | Hard off the Block Invitational | 2026-02-20 |
| 100m Freestyle | 1:41.54 | Winter Waves Invitational | 2026-03-13 |
| 100m IM | 2:07.45 | Bluefins Fall Pentathlon | 2025-11-14 |
| 200m Backstroke | 4:04.78 | Hard off the Block Invitational | 2026-02-20 |
| 200m Breaststroke | 5:05.78 | Winter Waves Invitational | 2026-03-13 |
| 200m Freestyle | 3:36.01 | Winter Waves Invitational | 2026-03-13 |
| 200m IM | 4:23.90 | Icebreaker Invitational | 2026-01-30 |
| 50m Backstroke | 55.10 | Icebreaker Invitational | 2026-01-30 |
| 50m Breaststroke | 1:02.43 | Icebreaker Invitational | 2026-01-30 |
| 50m Freestyle | 43.56 | Winter Waves Invitational | 2026-03-13 |
Sellars, Julia's top personal bests include 100m Backstroke (1:56.16), 100m Breaststroke (2:15.08), 100m Freestyle (1:41.54), 100m IM (2:07.45), 200m Backstroke (4:04.78).
Sellars, Julia swims for Poseidon Swim Club.
Sellars, Julia has competed in 4 meets.