| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:30.34 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 100m Backstroke | 1:24.50 | RHAC Fall Classic 2025 | 2025-10-24 |
| 100m Breaststroke | 1:25.26 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Breaststroke | 1:22.70 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 100m Butterfly | 1:19.90 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Butterfly | 1:14.40 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Freestyle | 1:09.37 | Scar Pan Am Winter Classic | 2026-01-16 |
| 100m Freestyle | 1:03.77 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m Backstroke | 3:05.80 | Scar Pan Am Winter Classic | 2026-01-16 |
| 200m Breaststroke | 3:33.02 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 200m Freestyle | 2:38.19 | Scar Pan Am Winter Classic | 2026-01-16 |
| 200m Freestyle | 2:26.35 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 2:54.85 | Scar Pan Am Winter Classic | 2026-01-16 |
| 200m IM | 2:38.73 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 400m Freestyle | 5:52.88 | 2025 Central Region Div 2 LC Championships | 2025-06-13 |
| 400m Freestyle | 5:25.79 | RHAC Fall Classic 2025 | 2025-10-24 |
| 400m IM | 6:03.36 | RHAC Fall Classic 2025 | 2025-10-24 |
| 50m Breaststroke | 41.02 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Breaststroke | 37.96 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 35.12 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Butterfly | 34.25 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Freestyle | 29.91 | Scar Pan Am Winter Classic | 2026-01-16 |
| 50m Freestyle | 29.11 | 2025 NYAC Cup | 2025-11-14 |
Zhu, Charles's top personal bests include 100m Backstroke (1:30.34), 100m Backstroke (1:24.50), 100m Breaststroke (1:25.26), 100m Breaststroke (1:22.70), 100m Butterfly (1:19.90).
Zhu, Charles swims for J Dolphins Swim Club.
Zhu, Charles has competed in 8 meets.