| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:19.51 | Jack Frost 2025 | 2025-10-24 |
| 100m Butterfly | 1:07.86 | Edmonton Open 2026 | 2026-01-30 |
| 100m Butterfly | 1:06.10 | Sandy Ferris Age Group Food Bank Challenge 2025 | 2025-12-19 |
| 100m Freestyle | 1:03.45 | Edmonton Open 2026 | 2026-01-30 |
| 100m Freestyle | 1:01.66 | Winter Provincial Trials | 2026-03-06 |
| 100m IM | 1:14.09 | Jack Frost 2025 | 2025-10-24 |
| 200m Breaststroke | 3:14.62 | Summer Provincial Trials LC | 2025-06-27 |
| 200m Breaststroke | 3:18.67 | APSC In-House Spring Meet 2026 | 2026-03-01 |
| 200m Butterfly | 2:50.05 | Summer Provincial Trials LC | 2025-06-27 |
| 200m Butterfly | 2:30.47 | Winter Provincial Trials | 2026-03-06 |
| 200m Freestyle | 2:17.92 | Edmonton Open 2026 | 2026-01-30 |
| 200m Freestyle | 2:12.43 | Winter Provincial Trials | 2026-03-06 |
| 200m IM | 2:41.46 | Edmonton Open 2026 | 2026-01-30 |
| 400m Freestyle | 4:53.58 | Sandy Ferris Age Group Food Bank Challenge 2025 | 2025-12-19 |
| 50m Breaststroke | 39.83 | Edmonton Open 2026 | 2026-01-30 |
| 50m Breaststroke | 38.27 | Sandy Ferris Age Group Food Bank Challenge 2025 | 2025-12-19 |
| 50m Butterfly | 30.04 | Edmonton Open 2026 | 2026-01-30 |
| 50m Butterfly | 29.44 | Winter Provincial Trials | 2026-03-06 |
| 50m Freestyle | 30.51 | Summer Provincial Trials LC | 2025-06-27 |
| 50m Freestyle | 28.52 | Winter Provincial Trials | 2026-03-06 |
| 800m Freestyle | 11:10.93 | Silver Sharks Distance Closed Invitational | 2025-01-11 |
Stuart, Joshua's top personal bests include 100m Backstroke (1:19.51), 100m Butterfly (1:07.86), 100m Butterfly (1:06.10), 100m Freestyle (1:03.45), 100m Freestyle (1:01.66).
Stuart, Joshua swims for Airdrie Phoenix Swim Club.
Stuart, Joshua has competed in 7 meets.