| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:20.10 | SKSC Summerfest 2025 | 2025-07-26 |
| 100m Breaststroke | 1:23.30 | SKSC Winterfest | 2026-01-24 |
| 100m Butterfly | 1:18.73 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 100m Freestyle | 1:03.81 | Delta March LMR | 2026-03-14 |
| 200m Backstroke | 2:53.56 | SKSC Summerfest 2025 | 2025-07-26 |
| 200m Breaststroke | 3:09.58 | 2025 Summer Divisionals - Vancouver & Fraser | 2025-06-27 |
| 200m Butterfly | 3:01.47 | Delta March LMR | 2026-03-14 |
| 200m Freestyle | 2:23.13 | SKSC Fallfest | 2025-11-22 |
| 200m IM | 2:41.68 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 400m IM | 5:51.50 | Delta March LMR | 2026-03-14 |
| 50m Backstroke | 37.06 | SKSC Fallfest | 2025-11-22 |
| 50m Breaststroke | 37.99 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 50m Butterfly | 33.75 | Delta March LMR | 2026-03-14 |
| 50m Freestyle | 28.92 | BC Winter Divisionals - Vancouver & Fraser | 2026-02-20 |
| 800m Freestyle | 11:16.51 | SKSC October Distance Time Trial 2025 | 2025-10-24 |
Song, Joshua's top personal bests include 100m Backstroke (1:20.10), 100m Breaststroke (1:23.30), 100m Butterfly (1:18.73), 100m Freestyle (1:03.81), 200m Backstroke (2:53.56).
Song, Joshua swims for Surrey Knights Swim Club.
Song, Joshua has competed in 13 meets.