Swimmer profile
Marissa Demarco
FemaleOpen / SeniorThree Village Swim ClubMR · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
42.36
—
36.45
▲ 5.91
34.05
▲ 2.40
—
31.86
▲ 2.19
—
—
—
100 Free LCM
—
1:24.19
1:18.00
▲ 6.19
1:13.65
▲ 4.35
—
—
—
—
—
200 Free LCM
3:31.13
—
—
2:41.18
▲ 49.95
—
2:24.97
▲ 16.21
—
—
—
50 Back LCM
50.45
46.77
▲ 3.68
43.46
▲ 3.31
—
—
—
—
—
—
100 Back LCM
1:46.26
1:41.98
▲ 4.28
1:33.54
▲ 8.44
1:24.76
▲ 8.78
—
1:20.14
▲ 4.62
—
—
—
200 Back LCM
—
—
—
—
—
2:48.49
—
—
—
50 Breast LCM
49.02
43.64
▲ 5.38
40.43
▲ 3.21
38.68
▲ 1.75
—
—
—
—
—
100 Breast LCM
1:51.67
1:38.66
▲ 13.01
1:33.59
▲ 5.07
1:26.06
▲ 7.53
1:23.54
▲ 2.52
1:15.72
▲ 7.82
1:13.75
▲ 1.97
1:16.19
▼ 2.44
1:17.14
▼ 0.95
200 Breast LCM
—
—
3:13.58
3:05.41
▲ 8.17
2:59.08
▲ 6.33
2:46.48
▲ 12.60
2:45.02
▲ 1.46
2:48.18
▼ 3.16
2:54.37
▼ 6.19
50 Fly LCM
53.12
—
41.60
▲ 11.52
—
—
—
—
—
—
100 Fly LCM
—
1:49.80
1:42.16
▲ 7.64
1:23.79
▲ 18.37
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—
—
—
—
200 IM LCM
—
3:18.81
3:14.17
▲ 4.64
2:53.87
▲ 20.30
—
2:33.67
▲ 20.20
2:31.45
▲ 2.22
2:34.02
▼ 2.57
2:36.58
▼ 2.56
400 IM LCM
—
—
—
—
5:43.88
5:27.34
▲ 16.54
5:24.35
▲ 2.99
5:27.22
▼ 2.87
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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.