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Darren Zhao

Age: 9 years old
Age Category: 10 & under
Team: Palo Alto Stanford Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 25 Y 17.36 9 01/24/2025 5 100 284 995
Free 50 Y 37.20 9 03/07/2026 B BB: 34.59 (+2.61s | 7.0%) 20 259 1,000+ 1,000+
Free 100 Y 1:26.84 Analysis 9 03/07/2026 B BB: 1:18.89 (+7.95s | 9.2%) 20 294 1,000+ 1,000+
Free 200 Y 3:10.38 Analysis 9 10/25/2025 B: 3:09.49 (+0.89s | 0.5%) 11 168 758 1,000+
Back 25 Y 18.81 9 09/14/2024 1 18 38 136
Back 50 Y 39.58 9 02/21/2026 BB A: 37.59 (+1.99s | 5.0%) 4 82 420 1,000+
Back 100 Y 1:29.47 Analysis 9 02/07/2026 BB A: 1:19.59 (+9.88s | 11.0%) 7 99 525 1,000+
Breast 25 Y 24.87 9 01/24/2025 8 130 309 1,000+
Breast 50 Y 54.18 9 12/14/2024 B: 53.39 (+0.79s | 1.5%) 32 420 1,000+ 1,000+
Breast 100 Y 1:57.64 Analysis 9 06/14/2025 B: 1:54.09 (+3.55s | 3.0%) 31 320 1,000+ 1,000+
Fly 25 Y 21.02 9 01/24/2025 7 104 276 962
Fly 50 Y 59.15 9 10/28/2023 B: 46.49 (+12.66s | 21.4%) 40 495 1,000+ 1,000+
IM 100 Y 1:38.53 Analysis 9 02/07/2026 B BB: 1:29.69 (+8.84s | 9.0%) 18 280 1,000+ 1,000+

Long course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 M 44.33 9 07/19/2025 B: 43.89 (+0.44s | 1.0%) 8 124 510 982
Free 100 M 1:43.50 Analysis 9 05/23/2025 B: 1:40.99 (+2.51s | 2.4%) 9 138 527 999
Free 200 M 3:59.42 Analysis 9 06/28/2024 B: 3:36.69 (+22.73s | 9.5%) 7 92 350 658
Back 50 M 46.54 9 06/27/2025 BB A: 43.09 (+3.45s | 7.4%) 2 36 197 348
Back 100 M 1:45.83 Analysis 9 06/27/2025 B BB: 1:44.49 (+1.34s | 1.3%) 3 40 237 428
Breast 50 M 59.24 9 06/27/2025 B BB: 54.39 (+4.85s | 8.2%) 7 107 404 721
Breast 100 M 2:10.74 Analysis 9 05/30/2025 B BB: 1:59.19 (+11.55s | 8.8%) 7 102 360 623
50 Breast
1:01.64
1:01.64
100 Breast
1:09.10
2:10.74
100 Breast
2:10.74

Above are the fastest times that Darren Zhao has achieved in his swimming career. For each event, you can find Darren's best time, the corresponding time standard, as well as how much faster Darren needs to be to reach the next level. The last columns provide Darren rankings at the team and LSC levels. These rankings are based on the Darren's personal best, his current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.