Swimmer profile
Joslyn Bolton
Female17-18Team Charlotte SwimmingNC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
32.86
30.40
▲ 2.46
28.32
▲ 2.08
27.38
▲ 0.94
27.22
▲ 0.16
26.81
▲ 0.41
26.88
▼ 0.07
100 Free LCM
—
1:07.13
1:03.24
▲ 3.89
1:00.92
▲ 2.32
58.88
▲ 2.04
57.68
▲ 1.20
57.56
▲ 0.12
200 Free LCM
2:49.02
2:34.26
▲ 14.76
2:21.48
▲ 12.78
2:15.95
▲ 5.53
2:10.70
▲ 5.25
2:08.62
▲ 2.08
2:05.57
▲ 3.05
400 Free LCM
—
5:35.79
5:03.87
▲ 31.92
5:03.79
▲ 0.08
5:03.44
▲ 0.35
4:38.57
▲ 24.87
4:47.71
▼ 9.14
800 Free LCM
—
—
—
10:09.89
10:43.94
▼ 34.05
10:14.15
▲ 29.79
10:18.39
▼ 4.24
1500 Free LCM
—
—
—
—
20:05.07
19:47.40
▲ 17.67
—
50 Back LCM
—
—
—
—
—
30.55
30.76
▼ 0.21
100 Back LCM
1:25.89
1:19.25
▲ 6.64
1:10.92
▲ 8.33
1:09.08
▲ 1.84
1:08.07
▲ 1.01
1:05.52
▲ 2.55
1:07.26
▼ 1.74
200 Back LCM
—
2:55.99
2:41.79
▲ 14.20
2:34.63
▲ 7.16
2:37.35
▼ 2.72
2:29.39
▲ 7.96
2:29.71
▼ 0.32
100 Breast LCM
—
1:48.64
1:43.80
▲ 4.84
1:31.70
▲ 12.10
1:34.32
▼ 2.62
1:30.68
▲ 3.64
1:31.41
▼ 0.73
200 Breast LCM
—
3:53.40
3:43.81
▲ 9.59
3:24.34
▲ 19.47
3:19.86
▲ 4.48
3:06.87
▲ 12.99
—
50 Fly LCM
—
—
—
30.98
30.81
▲ 0.17
28.53
▲ 2.28
28.03
▲ 0.50
100 Fly LCM
—
1:25.70
1:14.34
▲ 11.36
1:07.82
▲ 6.52
1:06.03
▲ 1.79
1:04.56
▲ 1.47
1:03.79
▲ 0.77
200 Fly LCM
—
—
—
2:49.37
2:48.99
▲ 0.38
—
—
200 IM LCM
—
—
2:46.96
2:39.29
▲ 7.67
2:41.08
▼ 1.79
2:32.11
▲ 8.97
2:30.64
▲ 1.47
400 IM LCM
—
—
6:11.00
5:46.19
▲ 24.81
5:45.99
▲ 0.20
—
5:34.35
▲ 11.64
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.