Swimmer profile
Mason Zhang
Male11-12Bolles School SharksFL · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free LCM
44.60
39.25
▲ 5.35
36.36
▲ 2.89
34.40
▲ 1.96
100 Free LCM
1:37.62
1:23.64
▲ 13.98
1:20.60
▲ 3.04
1:22.91
▼ 2.31
200 Free LCM
3:32.21
3:11.16
▲ 21.05
—
3:00.93
▲ 10.23
400 Free LCM
—
—
—
6:14.49
50 Back LCM
53.18
45.25
▲ 7.93
42.40
▲ 2.85
39.96
▲ 2.44
100 Back LCM
1:52.00
1:35.48
▲ 16.52
1:31.30
▲ 4.18
1:27.73
▲ 3.57
50 Breast LCM
58.39
51.70
▲ 6.69
48.68
▲ 3.02
47.41
▲ 1.27
100 Breast LCM
2:08.75
1:53.82
▲ 14.93
1:46.15
▲ 7.67
1:44.27
▲ 1.88
50 Fly LCM
53.96
44.93
▲ 9.03
37.99
▲ 6.94
35.69
▲ 2.30
100 Fly LCM
—
—
—
1:36.05
200 IM LCM
—
—
—
3:13.29
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.