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Marshall Anderson

Age: 12 years old
Age Category: 11-12
Team: North Jeffco Swim Team | Colorado Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard North Jeffco Swim Team Colorado Swimming Western Zone USA
Free 50 Y 26.53 12 02/27/2026 AA AAA: 25.79 (+0.74s | 2.8%) 1 28 251 1,000+
Free 100 Y 1:06.65 11 03/07/2025 B BB: 1:06.39 (+0.26s | 0.4%) 8 108 1,000+ 1,000+
50 Free
32.43
32.43
100 Free
34.21
1:06.65
100 Free
1:06.65
Free 200 Y 2:05.56 12 02/27/2026 AA AAA: 2:02.59 (+2.97s | 2.4%) 1 7 114 556
50 Free
29.20
29.20
100 Free
31.83
1:01.03
100 Free
1:01.03
150 Free
32.48
1:33.51
200 Free
32.05
2:05.56
100 Free
1:04.53
Free 500 Y 5:30.82 12 02/27/2026 AA AAA: 5:29.99 (+0.83s | 0.3%) 1 3 62 300
50 Free
29.96
29.96
100 Free
33.21
1:03.17
100 Free
1:03.17
150 Free
33.08
1:36.25
200 Free
34.00
2:10.25
100 Free
1:07.08
250 Free
33.81
2:44.06
300 Free
34.34
3:18.40
100 Free
1:08.15
350 Free
33.31
3:51.71
400 Free
33.52
4:25.23
100 Free
1:06.83
450 Free
33.38
4:58.61
500 Free
32.21
5:30.82
100 Free
1:05.59
Back 50 Y 33.68 12 12/12/2025 BB A: 32.69 (+0.99s | 2.9%) 4 56 541 1,000+
Back 100 Y 1:28.11 11 11/15/2024 B: 1:22.19 (+5.92s | 6.7%) 12 222 1,000+ 1,000+
Back 200 Y 2:23.56 12 02/27/2026 A AA: 2:21.99 (+1.57s | 1.1%) 2 8 69 337
50 Back
34.70
34.70
100 Back
36.13
1:10.83
100 Back
1:10.83
150 Back
36.67
1:47.50
200 Back
36.06
2:23.56
100 Back
1:12.73
Breast 50 Y 38.83 12 01/09/2026 BB A: 36.69 (+2.14s | 5.5%) 6 70 609 1,000+
Breast 100 Y 1:39.48 11 12/14/2024 B: 1:32.59 (+6.89s | 6.9%) 12 192 1,000+ 1,000+
50 Breast
48.93
48.93
100 Breast
50.55
1:39.48
100 Breast
1:39.48
Breast 200 Y 2:55.85 12 01/09/2026 BB A: 2:48.39 (+7.46s | 4.2%) 4 28 246 859
50 Breast
40.55
40.55
100 Breast
44.68
1:25.23
100 Breast
1:25.23
150 Breast
45.44
2:10.67
200 Breast
45.18
2:55.85
100 Breast
1:30.62
Fly 50 Y 29.40 12 01/09/2026 AA AAA: 28.19 (+1.21s | 4.1%) 1 10 133 539
Fly 100 Y 1:03.48 12 02/27/2026 AA AAA: 1:02.49 (+0.99s | 1.6%) 1 5 82 452
50 Fly
29.62
29.62
100 Fly
33.86
1:03.48
100 Fly
1:03.48
Fly 200 Y 2:26.28 12 02/27/2026 A AA: 2:24.99 (+1.29s | 0.9%) 1 2 42 198
50 Fly
32.15
32.15
100 Fly
36.49
1:08.64
100 Fly
1:08.64
150 Fly
38.64
1:47.28
200 Fly
39.00
2:26.28
100 Fly
1:17.64
IM 100 Y 1:16.34 11 03/07/2025 B BB: 1:15.89 (+0.45s | 0.6%) 7 85 804 1,000+
50 IM
35.40
35.40
100 IM
40.94
1:16.34
100 IM
1:16.34
IM 200 Y 2:24.42 12 02/27/2026 AA AAA: 2:18.79 (+5.63s | 3.9%) 2 10 155 667
50 Fly
30.64
30.64
100 Back
37.50
1:08.14
100 IM
1:08.14
150 Breast
43.92
1:52.06
200 Free
32.36
2:24.42
100 IM
1:16.28
IM 400 Y 5:05.34 12 02/27/2026 AA AAA: 4:56.29 (+9.05s | 3.0%) 3 5 55 229
50 Fly
31.87
31.87
100 Fly
36.56
1:08.43
100 Fly
1:08.43
150 Back
40.63
1:49.06
200 Back
39.77
2:28.83
100 Back
1:20.40
250 Breast
44.67
3:13.50
300 Breast
44.71
3:58.21
100 Breast
1:29.38
350 Free
34.25
4:32.46
400 Free
32.88
5:05.34
100 Free
1:07.13

Long course distance

Event Time Age Date Standard Next Standard North Jeffco Swim Team Colorado Swimming Western Zone USA
Free 50 M 31.70 12 07/25/2025 A AA: 30.69 (+1.01s | 3.2%) 2 12 164 357
Free 100 M 1:10.78 12 06/27/2025 BB A: 1:10.39 (+0.39s | 0.6%) 2 13 192 417
50 Free
34.08
34.08
100 Free
36.70
1:10.78
100 Free
1:10.78
Free 200 M 2:33.95 12 07/11/2025 BB A: 2:33.59 (+0.36s | 0.2%) 3 10 178 362
50 Free
37.80
37.80
100 Free
40.94
1:18.74
100 Free
1:18.74
150 Free
37.90
1:56.64
200 Free
37.31
2:33.95
100 Free
1:15.21
Free 400 M 5:22.99 12 06/27/2025 A AA: 5:13.09 (+9.90s | 3.1%) 2 8 115 269
50 Free
36.34
36.34
100 Free
39.94
1:16.28
100 Free
1:16.28
150 Free
41.24
1:57.52
200 Free
41.47
2:38.99
100 Free
1:22.71
250 Free
40.96
3:19.95
300 Free
42.02
4:01.97
100 Free
1:22.98
350 Free
40.31
4:42.28
400 Free
40.71
5:22.99
100 Free
1:21.02
Free 800 M 11:21.28 12 07/11/2025 A AA: 10:57.29 (+23.99s | 3.5%) 1 4 23 85
50 Free
38.65
38.65
100 Free
41.63
1:20.28
100 Free
1:20.28
150 Free
42.23
2:02.51
200 Free
42.56
2:45.07
100 Free
1:24.79
250 Free
42.53
3:27.60
300 Free
43.22
4:10.82
100 Free
1:25.75
350 Free
43.57
4:54.39
400 Free
43.09
5:37.48
100 Free
1:26.66
450 Free
43.49
6:20.97
500 Free
43.25
7:04.22
100 Free
1:26.74
550 Free
43.05
7:47.27
600 Free
43.24
8:30.51
100 Free
1:26.29
650 Free
43.09
9:13.60
700 Free
43.31
9:56.91
100 Free
1:26.40
750 Free
42.84
10:39.75
800 Free
41.53
11:21.28
100 Free
1:24.37
Back 50 M 37.85 12 07/25/2025 BB A: 37.69 (+0.16s | 0.4%) 2 15 169 362
Back 100 M 1:24.70 12 07/25/2025 BB A: 1:21.89 (+2.81s | 3.3%) 2 22 271 537
Back 200 M 3:08.75 12 05/16/2025 B BB: 3:08.49 (+0.26s | 0.1%) 4 38 189 341
50 Back
46.21
46.21
100 Back
48.60
1:34.81
100 Back
1:34.81
150 Back
48.00
2:22.81
200 Back
45.94
3:08.75
100 Back
1:33.94
Breast 50 M 48.22 12 06/27/2025 B BB: 45.89 (+2.33s | 4.8%) 4 69 583 1,000+
Fly 50 M 36.27 12 06/13/2025 BB A: 35.29 (+0.98s | 2.7%) 2 17 233 508
Fly 100 M 1:18.52 12 07/25/2025 A AA: 1:15.59 (+2.93s | 3.7%) 2 6 106 224
50 Fly
36.69
36.69
100 Fly
41.83
1:18.52
100 Fly
1:18.52
IM 200 M 3:01.46 12 06/13/2025 BB A: 2:53.69 (+7.77s | 4.3%) 3 22 301 551
50 Fly
39.92
39.92
100 Back
46.72
1:26.64
100 IM
1:26.64
150 Breast
55.17
2:21.81
200 Free
39.65
3:01.46
100 IM
1:34.82
IM 400 M 6:15.25 12 07/11/2025 A AA: 5:59.69 (+15.56s | 4.1%) 2 8 72 118
50 Fly
41.02
41.02
100 Fly
46.83
1:27.85
100 Fly
1:27.85
150 Back
46.83
2:14.68
200 Back
48.11
3:02.79
100 Back
1:34.94
250 Breast
54.84
3:57.63
300 Breast
57.22
4:54.85
100 Breast
1:52.06
350 Free
40.32
5:35.17
400 Free
40.08
6:15.25
100 Free
1:20.40

Above are the fastest times that Marshall Anderson has achieved in his swimming career. For each event, you can find Marshall's best time, the corresponding time standard, as well as how much faster Marshall needs to be to reach the next level. The last columns provide Marshall rankings at the team and LSC levels. These rankings are based on the Marshall's personal best, his current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.