Swimmer profile
Maddie Serfass
FemaleOpen / SeniorHershey Aquatic ClubMA · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2013–14
2014–15
2015–16
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
45.86
39.78
▲ 6.08
35.70
▲ 4.08
27.12
▲ 8.58
27.36
▼ 0.24
26.57
▲ 0.79
26.85
▼ 0.28
26.56
▲ 0.29
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100 Free SCY
1:57.62
1:31.04
▲ 26.58
1:19.01
▲ 12.03
57.49
▲ 21.52
57.10
▲ 0.39
56.44
▲ 0.66
56.40
▲ 0.04
59.67
▼ 3.27
55.76
▲ 3.91
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200 Free SCY
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2:53.32
2:03.34
▲ 49.98
2:02.81
▲ 0.53
2:00.93
▲ 1.88
2:00.05
▲ 0.88
1:57.40
▲ 2.65
2:01.21
▼ 3.81
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500 Free SCY
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5:46.84
5:37.92
▲ 8.92
5:21.45
▲ 16.47
5:10.89
▲ 10.56
5:03.86
▲ 7.03
5:10.16
▼ 6.30
5:15.82
▼ 5.66
5:07.06
▲ 8.76
1000 Free SCY
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12:11.72
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—
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10:42.88
▲ 88.84
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1650 Free SCY
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19:49.82
19:23.46
▲ 26.36
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18:25.93
▲ 57.53
17:54.36
▲ 31.57
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50 Back SCY
54.60
44.34
▲ 10.26
40.79
▲ 3.55
31.94
▲ 8.85
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—
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100 Back SCY
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1:05.70
1:05.13
▲ 0.57
1:05.20
▼ 0.07
1:05.33
▼ 0.13
1:02.72
▲ 2.61
59.66
▲ 3.06
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200 Back SCY
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2:26.01
2:21.16
▲ 4.85
2:13.39
▲ 7.77
2:13.29
▲ 0.10
2:07.69
▲ 5.60
2:05.48
▲ 2.21
2:07.32
▼ 1.84
2:12.26
▼ 4.94
50 Breast SCY
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57.64
49.39
▲ 8.25
37.80
▲ 11.59
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100 Breast SCY
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1:51.39
1:21.13
▲ 30.26
1:17.44
▲ 3.69
1:14.04
▲ 3.40
1:17.39
▼ 3.35
1:18.15
▼ 0.76
1:15.13
▲ 3.02
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200 Breast SCY
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2:51.85
2:45.66
▲ 6.19
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2:38.48
▲ 7.18
2:36.14
▲ 2.34
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50 Fly SCY
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45.88
39.53
▲ 6.35
29.18
▲ 10.35
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100 Fly SCY
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1:30.17
1:06.70
▲ 23.47
1:02.13
▲ 4.57
1:02.12
▲ 0.01
59.24
▲ 2.88
59.97
▼ 0.73
1:01.15
▼ 1.18
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59.68
▲ 1.47
200 Fly SCY
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2:23.47
2:14.10
▲ 9.37
2:16.26
▼ 2.16
2:13.29
▲ 2.97
2:08.65
▲ 4.64
2:09.22
▼ 0.57
2:05.65
▲ 3.57
2:05.18
▲ 0.47
100 IM SCY
1:58.39
1:43.60
▲ 14.79
1:27.81
▲ 15.79
1:07.45
▲ 20.36
1:05.23
▲ 2.22
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200 IM SCY
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3:09.28
2:20.96
▲ 48.32
2:16.65
▲ 4.31
2:15.75
▲ 0.90
2:12.01
▲ 3.74
2:07.19
▲ 4.82
2:08.67
▼ 1.48
2:07.58
▲ 1.09
2:08.33
▼ 0.75
400 IM SCY
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4:59.83
4:45.59
▲ 14.24
4:45.44
▲ 0.15
4:37.93
▲ 7.51
4:35.88
▲ 2.05
4:34.44
▲ 1.44
4:31.46
▲ 2.98
4:28.56
▲ 2.90
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.