| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:42.27 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Backstroke | 1:41.31 | Pan Am Open 2026 | 2026-02-21 |
| 100m Breaststroke | 2:15.61 | 2025 Maddy Kort Invitational | 2025-06-20 |
| 100m Breaststroke | 2:04.99 | SCAR Cindy Nicholas Memorial Meet | 2025-11-01 |
| 100m Butterfly | 2:13.92 | MAC Jingle Bell | 2025-12-12 |
| 100m Freestyle | 1:35.32 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Freestyle | 1:35.05 | MAC Jingle Bell | 2025-12-12 |
| 100m IM | 1:48.12 | 2025 Maddy Kort Invitational | 2025-06-20 |
| 100m IM | 1:43.25 | Pan Am Open 2026 | 2026-02-21 |
| 200m Freestyle | 3:28.62 | Scar Pan Am Winter Classic | 2026-01-16 |
| 200m Freestyle | 3:26.88 | SCAR Cindy Nicholas Memorial Meet | 2025-11-01 |
| 200m IM | 3:59.43 | Scar Pan Am Winter Classic | 2026-01-16 |
| 200m IM | 3:49.73 | MAC Jingle Bell | 2025-12-12 |
| 25m Butterfly | 21.72 | 2025 Maddy Kort Invitational | 2025-06-20 |
| 25m Butterfly | 22.93 | MAC Jingle Bell | 2025-12-12 |
| 400m Freestyle | 7:32.40 | MAC Jingle Bell | 2025-12-12 |
| 50m Breaststroke | 55.57 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Breaststroke | 57.29 | Pan Am Open 2026 | 2026-02-21 |
| 50m Butterfly | 51.54 | Pan Am Open 2026 | 2026-02-21 |
| 50m Freestyle | 40.06 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Freestyle | 40.65 | Future Stars Swim League MSSAC 2026 | 2026-01-31 |
Longpre, Joseph's top personal bests include 100m Backstroke (1:42.27), 100m Backstroke (1:41.31), 100m Breaststroke (2:15.61), 100m Breaststroke (2:04.99), 100m Butterfly (2:13.92).
Longpre, Joseph swims for Whitby Swimming.
Longpre, Joseph has competed in 7 meets.