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Marina Johnson

Age: 18 years old
Age Category: 17-18
Team: Kingfish Swimming Medfield | New England Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Kingfish Swimming Medfield New England Swimming Eastern Zone USA
Free 100 Y 55.51 Analysis 18 07/30/2026 AA AAA: 53.49 (+2.02s | 3.6%) 2 69 503 1,000+
50 Free
26.90
26.90
100 Free
28.61
55.51
100 Free
55.51
Free 200 Y 2:03.38 Analysis 18 07/30/2026 A AA: 2:00.89 (+2.49s | 2.0%) 2 89 629 1,000+
50 Free
28.85
28.85
100 Free
31.08
59.93
100 Free
59.93
150 Free
32.18
1:32.11
200 Free
31.26
2:03.38
100 Free
1:03.45
Free 500 Y 5:35.99 Analysis 18 07/30/2026 A AA: 5:25.69 (+10.30s | 3.1%) 2 75 543 1,000+
50 Free
29.92
29.92
100 Free
32.36
1:02.28
100 Free
1:02.28
150 Free
32.88
1:35.16
200 Free
32.79
2:07.95
100 Free
1:05.67
250 Free
33.51
2:41.46
300 Free
33.57
3:15.03
100 Free
1:07.08
350 Free
34.13
3:49.16
400 Free
35.60
4:24.76
100 Free
1:09.73
450 Free
35.96
5:00.72
500 Free
35.27
5:35.99
100 Free
1:11.23
Back 50 Y 27.42 18 07/30/2026 AA AAA: 27.19 (+0.23s | 0.8%) 1 16 97 376
Back 100 Y 1:01.13 Analysis 18 07/30/2026 A AA: 1:00.29 (+0.84s | 1.4%) 1 53 322 1,000+
50 Back
29.73
29.73
100 Back
31.40
1:01.13
100 Back
1:01.13
Back 200 Y 2:13.96 Analysis 18 07/30/2026 A AA: 2:10.39 (+3.57s | 2.7%) 1 53 329 1,000+
50 Back
32.03
32.03
100 Back
34.62
1:06.65
100 Back
1:06.65
150 Back
34.13
1:40.78
200 Back
33.18
2:13.96
100 Back
1:07.31
Fly 50 Y 27.87 18 07/30/2026 AA AAA: 27.09 (+0.78s | 2.8%) 1 46 275 983
Fly 100 Y 1:02.85 Analysis 18 07/30/2026 A AA: 1:00.39 (+2.46s | 3.9%) 2 86 565 1,000+
50 Fly
29.60
29.60
100 Fly
33.25
1:02.85
100 Fly
1:02.85
Fly 200 Y 2:18.40 Analysis 18 07/30/2026 A AA: 2:13.69 (+4.71s | 3.4%) 3 54 338 1,000+
50 Fly
30.34
30.34
100 Fly
35.27
1:05.61
100 Fly
1:05.61
150 Fly
36.27
1:41.88
200 Fly
36.52
2:18.40
100 Fly
1:12.79
IM 200 Y 2:16.06 Analysis 18 07/30/2026 A AA: 2:14.39 (+1.67s | 1.2%) 2 60 390 1,000+
50 Fly
30.12
30.12
100 Back
34.02
1:04.14
100 IM
1:04.14
150 Breast
40.20
1:44.34
200 Free
31.71
2:16.05
100 IM
1:11.91

Long course distance

Event Time Age Date Standard Next Standard Kingfish Swimming Medfield New England Swimming Eastern Zone USA
Back 50 M 32.63 18 07/09/2026 AA AAA: 32.19 (+0.44s | 1.3%) 1 23 101 539
Back 100 M 1:13.14 Analysis 18 07/09/2026 A AA: 1:10.59 (+2.55s | 3.5%) 1 55 271 1,000+
50 Back
36.13
36.13
100 Back
37.01
1:13.14
100 Back
1:13.14
Back 200 M 2:37.21 Analysis 18 07/09/2026 A AA: 2:32.59 (+4.62s | 2.9%) 1 36 226 998
50 Back
37.18
37.18
100 Back
39.63
1:16.81
100 Back
1:16.81
150 Back
40.55
1:57.36
200 Back
39.85
2:37.21
100 Back
1:20.40
Breast 200 M 2:59.68 Analysis 18 07/09/2026 A AA: 2:52.49 (+7.19s | 4.0%) 3 26 152 811
50 Breast
41.25
41.25
100 Breast
45.33
1:26.58
100 Breast
1:26.58
150 Breast
46.47
2:13.05
200 Breast
46.63
2:59.68
100 Breast
1:33.10

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