Swimmer profile
Hailey Koch
Female15-16Life Time Swim DallasNT · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
41.92
36.85
▲ 5.07
35.68
▲ 1.17
34.15
▲ 1.53
32.28
▲ 1.87
31.92
▲ 0.36
100 Free LCM
1:34.12
—
1:21.69
▲ 12.43
1:16.30
▲ 5.39
1:10.46
▲ 5.84
1:08.93
▲ 1.53
200 Free LCM
3:17.56
—
—
2:44.00
▲ 33.56
2:34.03
▲ 9.97
2:30.77
▲ 3.26
400 Free LCM
—
—
—
—
5:07.25
5:10.84
▼ 3.59
800 Free LCM
—
—
—
—
—
10:27.30
50 Back LCM
50.15
—
—
—
—
38.51
▲ 11.64
100 Back LCM
—
—
1:42.66
1:33.95
▲ 8.71
1:30.20
▲ 3.75
1:19.23
▲ 10.97
200 Back LCM
—
—
—
—
2:47.92
2:48.97
▼ 1.05
50 Breast LCM
50.57
—
47.50
▲ 3.07
—
—
37.51
▲ 9.99
100 Breast LCM
1:54.46
1:49.38
▲ 5.08
1:47.31
▲ 2.07
1:39.00
▲ 8.31
1:27.31
▲ 11.69
1:24.77
▲ 2.54
200 Breast LCM
—
—
3:45.60
3:25.01
▲ 20.59
3:03.22
▲ 21.79
3:07.02
▼ 3.80
50 Fly LCM
—
—
—
—
—
36.73
100 Fly LCM
—
—
—
1:40.41
1:26.61
▲ 13.80
—
200 IM LCM
—
3:29.58
—
3:10.94
▲ 18.64
2:46.30
▲ 24.64
2:42.81
▲ 3.49
400 IM LCM
—
—
—
6:42.48
5:45.79
▲ 56.69
5:55.02
▼ 9.23
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.