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Josie Zhang

Age: 12 years old
Age Category: 11-12
Team: Rockville Montgomery Swim Club | Potomac Valley Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Rockville Montgomery Swim Club Potomac Valley Swimming Eastern Zone USA
Free 50 Y 27.89 12 12/11/2025 AA AAA: 26.99 (+0.90s | 3.2%) 19 86 322 1,000+
Free 100 Y 1:02.02 Analysis 12 02/20/2026 A AA: 1:01.39 (+0.63s | 1.0%) 25 111 410 1,000+
50 Free
29.64
29.64
100 Free
32.38
1:02.02
100 Free
1:02.02
Free 200 Y 2:22.55 Analysis 12 10/17/2025 BB A: 2:19.29 (+3.26s | 2.3%) 43 166 624 1,000+
50 Free
31.36
31.36
100 Free
36.64
1:08.00
100 Free
1:08.00
150 Free
37.36
1:45.36
200 Free
37.19
2:22.55
100 Free
1:14.55
Free 500 Y 6:42.37 Analysis 12 01/23/2026 BB A: 6:14.49 (+27.88s | 6.9%) 57 251 853 1,000+
50 Free
32.25
32.25
100 Free
37.93
1:10.18
100 Free
1:10.18
150 Free
40.50
1:50.68
200 Free
41.40
2:32.08
100 Free
1:21.90
250 Free
41.85
3:13.93
300 Free
42.58
3:56.51
100 Free
1:24.43
350 Free
42.58
4:39.09
400 Free
42.53
5:21.62
100 Free
1:25.11
450 Free
41.67
6:03.29
500 Free
39.08
6:42.37
100 Free
1:20.75
Back 100 Y 1:11.07 Analysis 12 02/20/2026 A AA: 1:09.59 (+1.48s | 2.1%) 24 104 399 1,000+
50 Back
35.02
35.02
100 Back
36.05
1:11.07
100 Back
1:11.07
Breast 50 Y 34.50 12 12/11/2025 AAA AAAA: 32.99 (+1.51s | 4.4%) 7 24 78 277
Breast 100 Y 1:18.19 Analysis 12 11/01/2025 AA AAA: 1:15.09 (+3.10s | 4.0%) 17 57 182 758
50 Breast
37.93
37.93
100 Breast
40.26
1:18.19
100 Breast
1:18.19
Breast 200 Y 2:47.93 Analysis 12 12/11/2025 AA AAA: 2:41.69 (+6.24s | 3.7%) 14 38 132 402
50 Breast
38.44
38.44
100 Breast
41.92
1:20.36
100 Breast
1:20.36
150 Breast
44.69
2:05.05
200 Breast
42.88
2:47.93
100 Breast
1:27.57
Fly 50 Y 30.38 12 03/12/2026 A AA: 30.29 (+0.09s | 0.3%) 19 65 231 837
Fly 100 Y 1:14.57 Analysis 12 02/20/2026 BB A: 1:12.09 (+2.48s | 3.3%) 33 142 526 1,000+
50 Fly
33.85
33.85
100 Fly
40.72
1:14.57
100 Fly
1:14.57
IM 100 Y 1:11.13 Analysis 12 12/11/2025 A AA: 1:09.99 (+1.14s | 1.6%) 29 101 336 1,000+
50 IM
34.44
34.44
100 IM
36.69
1:11.13
100 IM
1:11.13
IM 200 Y 2:35.27 Analysis 12 11/01/2025 A AA: 2:30.99 (+4.28s | 2.8%) 29 96 378 1,000+
50 Fly
33.07
33.07
100 Back
41.26
1:14.33
100 IM
1:14.33
150 Breast
44.07
1:58.40
200 Free
36.87
2:35.27
100 IM
1:20.94
IM 400 Y 5:48.53 Analysis 12 11/14/2025 BB A: 5:35.79 (+12.74s | 3.7%) 14 51 287 947
50 Fly
37.68
37.68
100 Fly
46.43
1:24.11
100 Fly
1:24.11
150 Back
42.34
2:06.45
200 Back
43.75
2:50.20
100 Back
1:26.09
250 Breast
46.03
3:36.23
300 Breast
49.40
4:25.63
100 Breast
1:35.43
350 Free
41.80
5:07.43
400 Free
41.10
5:48.53
100 Free
1:22.90

Long course distance

Event Time Age Date Standard Next Standard Rockville Montgomery Swim Club Potomac Valley Swimming Eastern Zone USA

Above are the fastest times that Josie Zhang has achieved in her swimming career. For each event, you can find Josie's best time, the corresponding time standard, as well as how much faster Josie needs to be to reach the next level. The last columns provide Josie rankings at the team and LSC levels. These rankings are based on the Josie's personal best, her 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.