Isaiah Volzke

Age: 15 years old
Age Category: 15-16
Team: Sioux Falls Swim Team | South Dakota Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Sioux Falls Swim Team South Dakota Swimming Central Zone USA
Free 50 Y 24.54 14 01/23/2026 BB A: 24.19 (+0.35s | 1.4%) 8 39 451 1,000+
Free 100 Y 52.44 14 02/27/2025 A AA: 50.99 (+1.45s | 2.8%) 4 16 323 1,000+
Free 200 Y 1:50.32 14 01/23/2026 AA AAA: 1:46.89 (+3.43s | 3.1%) 5 10 122 1,000+
50 Free
25.59
25.59
100 Free
27.79
53.38
100 Free
53.38
150 Free
28.51
1:21.89
200 Free
28.43
1:50.32
100 Free
56.94
Free 500 Y 4:57.99 14 01/23/2026 AA AAA: 4:49.49 (+8.50s | 2.9%) 3 4 66 962
50 Free
26.37
26.37
100 Free
29.00
55.37
100 Free
55.37
150 Free
29.98
1:25.35
200 Free
30.34
1:55.69
100 Free
1:00.32
250 Free
30.59
2:26.28
300 Free
30.66
2:56.94
100 Free
1:01.25
350 Free
30.44
3:27.38
400 Free
30.68
3:58.06
100 Free
1:01.12
450 Free
30.44
4:28.50
500 Free
29.49
4:57.99
100 Free
59.93
Free 1000 Y 10:13.82 14 01/23/2026 AA AAA: 10:06.39 (+7.43s | 1.2%) 2 3 58 552
50 Free
27.54
27.54
100 Free
30.15
57.69
100 Free
57.69
150 Free
30.94
1:28.63
200 Free
31.43
2:00.06
100 Free
1:02.37
250 Free
31.53
2:31.59
300 Free
31.38
3:02.97
100 Free
1:02.91
350 Free
31.63
3:34.60
400 Free
31.42
4:06.02
100 Free
1:03.05
450 Free
31.43
4:37.45
500 Free
30.85
5:08.30
100 Free
1:02.28
550 Free
31.23
5:39.53
600 Free
31.12
6:10.65
100 Free
1:02.35
650 Free
30.60
6:41.25
700 Free
31.08
7:12.33
100 Free
1:01.68
750 Free
30.73
7:43.06
800 Free
30.85
8:13.91
100 Free
1:01.58
850 Free
30.39
8:44.30
900 Free
30.60
9:14.90
100 Free
1:00.99
950 Free
29.74
9:44.64
1000 Free
29.18
10:13.82
100 Free
58.92
Free 1650 Y 17:48.30 14 02/27/2025 A AA: 17:36.89 (+11.41s | 1.1%) 1 4 51 731
50 Free
28.24
28.24
100 Free
31.40
59.64
100 Free
59.64
150 Free
32.58
1:32.22
200 Free
32.46
2:04.69
100 Free
1:05.05
250 Free
32.46
2:37.15
300 Free
32.64
3:09.79
100 Free
1:05.10
350 Free
33.38
3:43.17
400 Free
32.74
4:15.91
100 Free
1:06.12
450 Free
32.50
4:48.41
500 Free
33.22
5:21.63
100 Free
1:05.72
550 Free
32.78
5:54.41
600 Free
33.03
6:27.44
100 Free
1:05.81
650 Free
32.80
7:00.24
700 Free
32.54
7:32.78
100 Free
1:05.34
750 Free
32.74
8:05.52
800 Free
32.46
8:37.98
100 Free
1:05.20
850 Free
32.58
9:10.56
900 Free
32.72
9:43.28
100 Free
1:05.30
950 Free
32.40
10:15.68
1000 Free
32.68
10:48.36
100 Free
1:05.08
1050 Free
32.73
11:21.09
1100 Free
31.68
11:52.77
100 Free
1:04.41
1150 Free
32.26
12:25.03
1200 Free
32.86
12:57.89
100 Free
1:05.12
1250 Free
32.58
13:30.47
1300 Free
32.12
14:02.59
100 Free
1:04.70
1350 Free
32.45
14:35.04
1400 Free
32.06
15:07.10
100 Free
1:04.51
1450 Free
32.25
15:39.35
1500 Free
33.47
16:12.82
100 Free
1:05.72
1550 Free
32.79
16:45.61
1600 Free
31.87
17:17.48
100 Free
1:04.66
1650 Free
30.82
17:48.30
Back 50 Y 33.93 12 02/24/2023 8 42 421 1,000+
Back 100 Y 56.39 14 01/23/2026 A AA: 55.49 (+0.90s | 1.6%) 3 8 103 1,000+
50 Back
27.64
27.64
100 Back
28.75
56.39
100 Back
56.39
Back 200 Y 2:05.03 14 01/23/2026 A AA: 2:01.29 (+3.74s | 3.0%) 4 8 113 1,000+
50 Back
28.69
28.69
100 Back
31.66
1:00.35
100 Back
1:00.35
150 Back
32.40
1:32.75
200 Back
32.28
2:05.03
100 Back
1:04.68
Breast 50 Y 35.40 12 01/19/2024 7 32 259 1,000+
Breast 100 Y 1:09.11 14 12/13/2025 BB A: 1:05.89 (+3.22s | 4.7%) 6 20 267 1,000+
50 Breast
32.99
32.99
100 Breast
36.12
1:09.11
100 Breast
1:09.11
Breast 200 Y 2:29.57 14 10/25/2025 BB A: 2:23.19 (+6.38s | 4.3%) 7 13 201 1,000+
50 Breast
34.45
34.45
100 Breast
38.02
1:12.47
100 Breast
1:12.47
150 Breast
38.61
1:51.08
200 Breast
38.49
2:29.57
100 Breast
1:17.10
Fly 50 Y 26.83 14 11/15/2025 6 12 173 1,000+
Fly 100 Y 58.45 14 02/27/2025 BB A: 57.59 (+0.86s | 1.5%) 5 13 220 1,000+
50 Fly
27.34
27.34
100 Fly
31.11
58.45
100 Fly
58.45
Fly 200 Y 2:18.04 14 11/15/2025 BB A: 2:08.79 (+9.25s | 6.7%) 6 11 159 1,000+
50 Fly
30.16
30.16
100 Fly
35.77
1:05.93
100 Fly
1:05.93
150 Fly
36.65
1:42.58
200 Fly
35.46
2:18.04
100 Fly
1:12.11
IM 200 Y 2:07.39 14 01/23/2026 A AA: 2:03.99 (+3.40s | 2.7%) 6 11 159 1,000+
50 Fly
26.88
26.88
100 Back
31.42
58.30
100 IM
58.30
150 Breast
39.02
1:37.32
200 Free
30.07
2:07.39
100 IM
1:09.09
IM 400 Y 4:37.76 14 01/02/2026 BB A: 4:36.19 (+1.57s | 0.6%) 7 13 144 1,000+
50 Fly
28.90
28.90
100 Fly
34.36
1:03.26
100 Fly
1:03.26
150 Back
35.03
1:38.29
200 Back
34.48
2:12.77
100 Back
1:09.51
250 Breast
40.96
2:53.73
300 Breast
41.09
3:34.82
100 Breast
1:22.05
350 Free
32.21
4:07.03
400 Free
30.73
4:37.76
100 Free
1:02.94

Long course distance

Event Time Age Date Standard Next Standard Sioux Falls Swim Team South Dakota Swimming Central Zone USA
Free 50 M 27.59 14 05/09/2025 A AA: 26.99 (+0.60s | 2.2%) 5 21 340 1,000+
Free 100 M 59.78 14 04/25/2025 A AA: 58.99 (+0.79s | 1.3%) 4 12 274 1,000+
50 Free
29.55
29.55
100 Free
30.23
59.78
100 Free
59.78
Free 200 M 2:11.70 14 07/31/2025 A AA: 2:08.69 (+3.01s | 2.3%) 5 12 216 1,000+
50 Free
30.35
30.35
100 Free
33.36
1:03.71
100 Free
1:03.71
150 Free
33.77
1:37.48
200 Free
34.22
2:11.70
100 Free
1:07.99
Free 400 M 4:38.33 14 07/31/2025 A AA: 4:34.39 (+3.94s | 1.4%) 4 6 146 944
50 Free
30.89
30.89
100 Free
35.00
1:05.89
100 Free
1:05.89
150 Free
35.97
1:41.86
200 Free
35.76
2:17.62
100 Free
1:11.73
250 Free
35.77
2:53.39
300 Free
36.21
3:29.60
100 Free
1:11.98
350 Free
34.44
4:04.04
400 Free
34.29
4:38.33
100 Free
1:08.73
Free 800 M 9:38.79 14 07/31/2025 A AA: 9:29.99 (+8.80s | 1.5%) 2 4 97 587
50 Free
31.18
31.18
100 Free
35.21
1:06.39
100 Free
1:06.39
150 Free
37.11
1:43.50
200 Free
36.46
2:19.96
100 Free
1:13.57
250 Free
37.09
2:57.05
300 Free
36.30
3:33.35
100 Free
1:13.39
350 Free
37.65
4:11.00
400 Free
36.60
4:47.60
100 Free
1:14.25
450 Free
30.81
5:18.41
500 Free
43.09
6:01.50
100 Free
1:13.90
550 Free
34.79
6:36.29
600 Free
38.60
7:14.89
100 Free
1:13.39
650 Free
36.98
7:51.87
700 Free
36.00
8:27.87
100 Free
1:12.98
750 Free
36.32
9:04.19
800 Free
34.60
9:38.79
100 Free
1:10.92
Free 1500 M 18:42.06 14 07/31/2025 A AA: 18:11.09 (+30.97s | 2.8%) 2 5 92 539
50 Free
33.26
33.26
100 Free
36.47
1:09.73
100 Free
1:09.73
150 Free
37.84
1:47.57
200 Free
37.38
2:24.95
100 Free
1:15.22
250 Free
38.56
3:03.51
300 Free
37.50
3:41.01
100 Free
1:16.06
350 Free
38.69
4:19.70
400 Free
37.48
4:57.18
100 Free
1:16.17
450 Free
37.99
5:35.17
500 Free
37.22
6:12.39
100 Free
1:15.21
550 Free
38.09
6:50.48
600 Free
37.71
7:28.19
100 Free
1:15.80
650 Free
37.32
8:05.51
700 Free
37.00
8:42.51
100 Free
1:14.32
750 Free
37.73
9:20.24
800 Free
37.59
9:57.83
100 Free
1:15.32
850 Free
37.82
10:35.65
900 Free
37.86
11:13.51
100 Free
1:15.68
950 Free
38.44
11:51.95
1000 Free
37.47
12:29.42
100 Free
1:15.91
1050 Free
37.93
13:07.35
1100 Free
37.75
13:45.10
100 Free
1:15.68
1150 Free
38.06
14:23.16
1200 Free
37.94
15:01.10
100 Free
1:16.00
1250 Free
38.18
15:39.28
1300 Free
36.95
16:16.23
100 Free
1:15.13
1350 Free
37.43
16:53.67
1400 Free
36.76
17:30.43
100 Free
1:14.19
1450 Free
36.68
18:07.11
1500 Free
34.95
18:42.06
100 Free
1:11.63
Back 50 M 38.63 13 05/10/2024 10 31 347 1,000+
Back 100 M 1:11.04 14 04/25/2025 BB A: 1:07.99 (+3.05s | 4.3%) 5 15 252 1,000+
50 Back
35.37
35.37
100 Back
35.67
1:11.04
100 Back
1:11.04
Back 200 M 2:34.29 14 06/06/2025 BB A: 2:27.69 (+6.60s | 4.3%) 6 13 170 1,000+
50 Back
37.00
37.00
100 Back
39.34
1:16.34
100 Back
1:16.34
150 Back
39.94
1:56.28
200 Back
38.01
2:34.29
100 Back
1:17.95
Breast 50 M 44.23 12 07/07/2023 7 26 291 1,000+
Breast 100 M 1:24.07 14 05/09/2025 B BB: 1:23.09 (+0.98s | 1.2%) 7 22 280 1,000+
50 Breast
39.97
39.97
100 Breast
44.10
1:24.07
100 Breast
1:24.07
Breast 200 M 3:01.94 14 06/06/2025 B BB: 3:00.59 (+1.35s | 0.7%) 7 16 188 1,000+
50 Breast
42.61
42.61
100 Breast
46.78
1:29.39
100 Breast
1:29.39
150 Breast
46.65
2:16.04
200 Breast
45.90
3:01.94
100 Breast
1:32.55
Fly 50 M 36.20 12 07/21/2023 9 25 366 1,000+
Fly 100 M 1:11.19 14 05/09/2025 BB A: 1:05.79 (+5.40s | 7.6%) 7 19 318 1,000+
50 Fly
33.34
33.34
100 Fly
37.85
1:11.19
100 Fly
1:11.19
Fly 200 M 2:35.67 14 05/09/2025 BB A: 2:27.19 (+8.48s | 5.4%) 4 8 105 819
50 Fly
33.70
33.70
100 Fly
38.90
1:12.60
100 Fly
1:12.60
150 Fly
41.61
1:54.21
200 Fly
41.46
2:35.67
100 Fly
1:23.07
IM 200 M 2:31.25 14 05/09/2025 BB A: 2:30.99 (+0.26s | 0.2%) 7 11 215 1,000+
50 Fly
32.68
32.68
100 Back
38.53
1:11.22
100 IM
1:11.22
150 Breast
46.08
1:57.30
200 Free
33.95
2:31.25
100 IM
1:20.03
IM 400 M 5:25.71 14 07/18/2025 BB A: 5:21.19 (+4.52s | 1.4%) 6 11 139 977
50 Fly
32.92
32.92
150 Back
1:21.84
1:54.76
250 Breast
1:30.32
3:25.08
350 Free
1:25.49
4:50.57
400 Free
35.14
5:25.71
100 Free
2:00.63

Above are the fastest times that Isaiah Volzke has achieved in his swimming career. For each event, you can find Isaiah's best time, the corresponding time standard, as well as how much faster Isaiah needs to be to reach the next level. The last columns provide Isaiah rankings at the team and LSC levels. These rankings are based on the Isaiah'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.