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Mackenzie Shields

Age: 17 years old
Age Category: 17-18
Team: Bluefish Swim Club | New England Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Bluefish Swim Club New England Swimming Eastern Zone USA
Free 50 Y 25.73 17 03/13/2026 AA AAA: 24.69 (+1.04s | 4.0%) 6 63 460 1,000+
Free 100 Y 54.36 Analysis 17 03/13/2026 AA AAA: 53.49 (+0.87s | 1.6%) 4 42 277 1,000+
50 Free
26.61
26.61
100 Free
27.75
54.36
100 Free
54.36
Free 200 Y 1:55.33 Analysis 17 03/13/2026 AAA AAAA: 1:50.39 (+4.94s | 4.3%) 3 27 167 706
50 Free
26.97
26.97
100 Free
29.27
56.24
100 Free
56.24
150 Free
29.70
1:25.94
200 Free
29.39
1:55.33
100 Free
59.09
Free 500 Y 5:08.67 Analysis 17 12/18/2025 AAA AAAA: 4:57.39 (+11.28s | 3.7%) 3 16 120 501
50 Free
27.87
27.87
100 Free
30.27
58.14
100 Free
58.14
150 Free
31.08
1:29.22
200 Free
31.41
2:00.63
100 Free
1:02.49
250 Free
31.79
2:32.42
300 Free
31.14
3:03.56
100 Free
1:02.93
350 Free
31.52
3:35.08
400 Free
31.37
4:06.45
100 Free
1:02.89
450 Free
31.46
4:37.91
500 Free
30.76
5:08.67
100 Free
1:02.22
Free 1000 Y 10:35.64 Analysis 17 12/18/2025 AAA AAAA: 10:19.59 (+16.05s | 2.5%) 2 13 74 265
50 Free
27.16
27.16
100 Free
29.71
56.87
100 Free
56.87
150 Free
30.91
1:27.78
200 Free
31.41
1:59.19
100 Free
1:02.32
250 Free
31.32
2:30.51
300 Free
31.62
3:02.13
100 Free
1:02.94
350 Free
32.07
3:34.20
400 Free
32.27
4:06.47
100 Free
1:04.34
450 Free
32.29
4:38.76
500 Free
32.67
5:11.43
100 Free
1:04.96
550 Free
32.39
5:43.82
600 Free
32.39
6:16.21
100 Free
1:04.78
650 Free
32.44
6:48.66
700 Free
32.53
7:21.19
100 Free
1:04.97
750 Free
32.83
7:54.02
800 Free
32.49
8:26.51
100 Free
1:05.32
850 Free
32.63
8:59.14
900 Free
32.80
9:31.94
100 Free
1:05.43
950 Free
32.41
10:04.35
1000 Free
31.29
10:35.64
100 Free
1:03.70
Free 1650 Y 17:38.23 Analysis 17 02/26/2026 AAA AAAA: 17:05.39 (+32.84s | 3.1%) 2 6 49 197
50 Free
28.36
28.36
100 Free
30.53
58.89
100 Free
58.89
150 Free
31.95
1:30.84
200 Free
31.99
2:02.83
100 Free
1:03.94
250 Free
32.16
2:34.99
300 Free
32.24
3:07.23
100 Free
1:04.40
350 Free
32.09
3:39.32
400 Free
32.17
4:11.49
100 Free
1:04.26
450 Free
32.35
4:43.84
500 Free
32.04
5:15.88
100 Free
1:04.39
550 Free
32.07
5:47.95
600 Free
31.89
6:19.84
100 Free
1:03.96
650 Free
32.17
6:52.01
700 Free
32.04
7:24.05
100 Free
1:04.21
750 Free
32.25
7:56.30
800 Free
32.32
8:28.62
100 Free
1:04.57
850 Free
32.10
9:00.72
900 Free
32.25
9:32.97
100 Free
1:04.35
950 Free
32.38
10:05.35
1000 Free
32.29
10:37.64
100 Free
1:04.67
1050 Free
32.71
11:10.35
1100 Free
32.34
11:42.69
100 Free
1:05.05
1150 Free
32.39
12:15.08
1200 Free
32.69
12:47.77
100 Free
1:05.08
1250 Free
32.31
13:20.08
1300 Free
32.53
13:52.61
100 Free
1:04.84
1350 Free
32.72
14:25.33
1400 Free
32.72
14:58.05
100 Free
1:05.44
1450 Free
32.56
15:30.61
1500 Free
32.50
16:03.11
100 Free
1:05.06
1550 Free
32.42
16:35.53
1600 Free
31.79
17:07.32
100 Free
1:04.21
1650 Free
30.91
17:38.23
Back 100 Y 59.36 Analysis 17 12/18/2025 AA AAA: 57.69 (+1.67s | 2.8%) 4 26 160 739
50 Back
29.18
29.18
100 Back
30.18
59.36
100 Back
59.36
Back 200 Y 2:07.73 Analysis 17 12/13/2024 AA AAA: 2:04.79 (+2.94s | 2.3%) 3 22 121 544
50 Back
30.59
30.59
100 Back
32.39
1:02.98
100 Back
1:02.98
150 Back
32.62
1:35.60
200 Back
32.13
2:07.73
100 Back
1:04.75
Breast 100 Y 1:10.94 Analysis 17 03/13/2026 A AA: 1:09.69 (+1.25s | 1.8%) 6 43 301 1,000+
50 Breast
33.46
33.46
100 Breast
37.48
1:10.94
100 Breast
1:10.94
Breast 200 Y 2:33.48 Analysis 17 03/13/2026 A AA: 2:31.69 (+1.79s | 1.2%) 4 30 223 956
50 Breast
34.80
34.80
100 Breast
39.08
1:13.88
100 Breast
1:13.88
150 Breast
39.72
1:53.60
200 Breast
39.88
2:33.48
100 Breast
1:19.60
Fly 50 Y 28.93 17 03/13/2026 9 75 415 1,000+
Fly 100 Y 1:06.65 Analysis 17 03/13/2026 BB A: 1:03.09 (+3.56s | 5.3%) 12 116 734 1,000+
50 Fly
30.66
30.66
100 Fly
35.99
1:06.65
100 Fly
1:06.65
Fly 200 Y 2:23.02 Analysis 17 03/13/2026 BB A: 2:19.49 (+3.53s | 2.5%) 9 57 344 1,000+
50 Fly
31.48
31.48
100 Fly
37.05
1:08.53
100 Fly
1:08.53
150 Fly
37.58
1:46.11
200 Fly
36.91
2:23.02
100 Fly
1:14.49
IM 200 Y 2:13.15 Analysis 17 03/13/2026 AA AAA: 2:08.49 (+4.66s | 3.5%) 3 35 219 1,000+
50 Fly
30.58
30.58
100 Back
32.62
1:03.20
100 IM
1:03.20
150 Breast
39.25
1:42.45
200 Free
30.70
2:13.15
100 IM
1:09.95
IM 400 Y 4:40.32 Analysis 17 02/26/2026 AA AAA: 4:35.49 (+4.83s | 1.7%) 2 18 157 650
50 Fly
29.73
29.73
100 Fly
35.60
1:05.33
100 Fly
1:05.33
150 Back
34.93
1:40.26
200 Back
34.69
2:14.95
100 Back
1:09.62
250 Breast
40.81
2:55.76
300 Breast
42.26
3:38.02
100 Breast
1:23.07
350 Free
32.14
4:10.16
400 Free
30.16
4:40.32
100 Free
1:02.30

Long course distance

Event Time Age Date Standard Next Standard Bluefish Swim Club New England Swimming Eastern Zone USA
Free 50 M 30.35 17 07/13/2023 A AA: 29.49 (+0.86s | 2.8%) 6 51 359 1,000+
Free 100 M 1:03.81 Analysis 17 06/05/2026 AA AAA: 1:01.09 (+2.72s | 4.3%) 3 33 240 1,000+
Free 200 M 2:15.49 Analysis 17 06/26/2026 AA AAA: 2:11.69 (+3.80s | 2.8%) 3 16 133 842
50 Free
31.67
31.67
100 Free
34.43
1:06.10
100 Free
1:06.10
150 Free
35.09
1:41.19
200 Free
34.30
2:15.49
100 Free
1:09.39
Free 400 M 4:38.38 Analysis 17 06/26/2026 AA AAA: 4:37.69 (+0.69s | 0.2%) 2 8 61 361
50 Free
31.41
31.41
100 Free
34.51
1:05.92
100 Free
1:05.92
150 Free
35.60
1:41.52
200 Free
35.98
2:17.50
100 Free
1:11.58
250 Free
35.43
2:52.93
300 Free
35.91
3:28.84
100 Free
1:11.34
350 Free
35.52
4:04.36
400 Free
34.02
4:38.38
100 Free
1:09.54
Free 800 M 10:22.16 Analysis 17 07/15/2022 A AA: 9:59.89 (+22.27s | 3.6%) 2 16 129 721
50 Free
34.35
34.35
100 Free
38.38
1:12.73
100 Free
1:12.73
150 Free
39.51
1:52.24
200 Free
39.26
2:31.50
100 Free
1:18.77
250 Free
39.29
3:10.79
300 Free
39.70
3:50.49
100 Free
1:18.99
350 Free
36.69
4:27.18
400 Free
42.18
5:09.36
100 Free
1:18.87
450 Free
39.68
5:49.04
500 Free
38.99
6:28.03
100 Free
1:18.67
550 Free
31.93
6:59.96
600 Free
46.60
7:46.56
100 Free
1:18.53
650 Free
39.52
8:26.08
700 Free
39.00
9:05.08
100 Free
1:18.52
750 Free
32.53
9:37.61
800 Free
44.55
10:22.16
100 Free
1:17.08
Free 1500 M 18:24.50 Analysis 17 06/26/2026 AA AAA: 18:20.69 (+3.81s | 0.3%) 2 2 27 176
50 Free
32.85
32.85
100 Free
36.04
1:08.89
100 Free
1:08.89
150 Free
36.29
1:45.18
200 Free
36.73
2:21.91
100 Free
1:13.02
250 Free
29.00
2:50.91
300 Free
44.44
3:35.35
100 Free
1:13.44
350 Free
35.14
4:10.49
400 Free
36.62
4:47.11
100 Free
1:11.76
450 Free
36.76
5:23.87
500 Free
37.28
6:01.15
100 Free
1:14.04
550 Free
30.64
6:31.79
600 Free
42.71
7:14.50
100 Free
1:13.35
650 Free
33.98
7:48.48
700 Free
40.02
8:28.50
100 Free
1:14.00
750 Free
37.53
9:06.03
800 Free
37.75
9:43.78
100 Free
1:15.28
850 Free
37.34
10:21.12
900 Free
38.25
10:59.37
100 Free
1:15.59
950 Free
37.48
11:36.85
1000 Free
37.90
12:14.75
100 Free
1:15.38
1050 Free
36.60
12:51.35
1100 Free
37.71
13:29.06
100 Free
1:14.31
1150 Free
37.24
14:06.30
1200 Free
37.81
14:44.11
100 Free
1:15.05
1250 Free
37.52
15:21.63
1300 Free
37.45
15:59.08
100 Free
1:14.97
1350 Free
36.87
16:35.95
1400 Free
37.10
17:13.05
100 Free
1:13.97
1450 Free
32.00
17:45.05
1500 Free
39.45
18:24.50
100 Free
1:11.45
Back 50 M 33.76 17 07/31/2021 4 20 94 664
Back 100 M 1:11.79 Analysis 17 06/26/2026 A AA: 1:10.59 (+1.20s | 1.7%) 4 26 147 903
50 Back
35.33
35.33
100 Back
36.46
1:11.79
100 Back
1:11.79
Back 200 M 2:31.51 Analysis 17 06/26/2026 AA AAA: 2:25.99 (+5.52s | 3.6%) 3 15 104 559
50 Back
35.41
35.41
100 Back
38.45
1:13.86
100 Back
1:13.86
150 Back
38.95
1:52.81
200 Back
38.70
2:31.51
100 Back
1:17.65
Fly 50 M 33.63 17 05/08/2026 5 56 235 1,000+
Fly 100 M 1:16.76 Analysis 17 07/13/2023 BB A: 1:11.69 (+5.07s | 6.6%) 7 57 321 1,000+
50 Fly
35.44
35.44
100 Fly
41.32
1:16.76
100 Fly
1:16.76
IM 200 M 2:33.58 Analysis 17 06/26/2026 AA AAA: 2:28.79 (+4.79s | 3.1%) 3 18 122 735
50 Fly
34.78
34.78
100 Back
38.84
1:13.62
100 IM
1:13.62
150 Breast
45.78
1:59.40
200 Free
34.18
2:33.58
100 IM
1:19.96
IM 400 M 5:26.88 Analysis 17 06/05/2026 AA AAA: 5:14.49 (+12.39s | 3.8%) 3 11 94 539

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