| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:13.29 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Breaststroke | 1:35.59 | 2025 York Invitational | 2025-11-15 |
| 100m Freestyle | 1:14.14 | 2025 MSSAC Open | 2025-12-19 |
| 200m Backstroke | 2:37.49 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 200m IM | 2:47.81 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Backstroke | 34.57 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Breaststroke | 46.27 | 2025 MSSAC Open | 2025-12-19 |
| 50m Butterfly | 38.43 | 2025 York Invitational | 2025-11-15 |
| 50m Freestyle | 33.37 | 2025 MSSAC Open | 2025-12-19 |
Rideout, Ethan's top personal bests include 100m Backstroke (1:13.29), 100m Breaststroke (1:35.59), 100m Freestyle (1:14.14), 200m Backstroke (2:37.49), 200m IM (2:47.81).
Rideout, Ethan swims for Blue Waves Swim Club.
Rideout, Ethan has competed in 5 meets.