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Mason Grundhoefer

Age: 14 years old
Age Category: 13-14
Team: Hydra Aquatics | Potomac Valley Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Hydra Aquatics Potomac Valley Swimming Eastern Zone USA
Free 50 Y 26.72 14 03/12/2026 BB A: 25.59 (+1.13s | 4.2%) 5 363 1,000+ 1,000+
Free 100 Y 57.73 Analysis 14 01/30/2026 BB A: 55.69 (+2.04s | 3.5%) 6 270 995 1,000+
50 Free
27.53
27.53
100 Free
30.20
57.73
100 Free
57.73
Free 200 Y 2:27.93 Analysis 14 11/14/2025 B: 2:22.49 (+5.44s | 3.7%) 6 551 1,000+ 1,000+
50 Free
34.33
34.33
100 Free
37.80
1:12.13
100 Free
1:12.13
150 Free
39.84
1:51.97
200 Free
35.96
2:27.93
100 Free
1:15.80
Free 500 Y 7:00.05 Analysis 14 10/25/2025 B: 6:25.69 (+34.36s | 8.2%) 5 468 1,000+ 1,000+
50 Free
35.21
35.21
100 Free
39.39
1:14.60
100 Free
1:14.60
150 Free
41.78
1:56.38
200 Free
42.67
2:39.05
100 Free
1:24.45
350 Free
2:13.17
4:52.22
500 Free
2:07.83
7:00.05
100 Free
2:07.83
Back 50 Y 28.14 14 01/17/2026 2 56 206 738
Back 100 Y 1:01.66 Analysis 14 02/06/2026 BB A: 1:01.09 (+0.57s | 0.9%) 3 99 379 1,000+
50 Back
29.60
29.60
100 Back
32.06
1:01.66
100 Back
1:01.66
Back 200 Y 2:20.46 Analysis 14 01/17/2026 BB A: 2:12.59 (+7.87s | 5.6%) 3 165 579 1,000+
50 Back
32.54
32.54
100 Back
35.47
1:08.01
100 Back
1:08.01
150 Back
36.58
1:44.59
200 Back
35.87
2:20.46
100 Back
1:12.45
Breast 50 Y 37.47 14 01/17/2026 4 365 1,000+ 1,000+
Breast 100 Y 1:28.71 Analysis 14 11/14/2025 B: 1:20.49 (+8.22s | 9.3%) 5 616 1,000+ 1,000+
50 Breast
42.12
42.12
100 Breast
46.59
1:28.71
100 Breast
1:28.71
Fly 50 Y 29.17 14 01/17/2026 6 226 662 1,000+
Fly 100 Y 1:08.85 Analysis 14 12/05/2025 B BB: 1:05.49 (+3.36s | 4.9%) 4 291 1,000+ 1,000+
50 Fly
31.04
31.04
100 Fly
37.81
1:08.85
100 Fly
1:08.85
IM 200 Y 2:40.65 Analysis 14 11/14/2025 B: 2:37.99 (+2.66s | 1.7%) 4 468 1,000+ 1,000+
50 Fly
33.72
33.72
100 Back
36.63
1:10.35
100 IM
1:10.35
150 Breast
52.07
2:02.42
200 Free
38.23
2:40.65
100 IM
1:30.30

Long course distance

Event Time Age Date Standard Next Standard Hydra Aquatics Potomac Valley Swimming Eastern Zone USA
Free 50 M 31.26 14 01/03/2026 BB A: 29.39 (+1.87s | 6.0%) 3 37 173 1,000+
Free 100 M 1:11.12 Analysis 14 01/03/2026 B BB: 1:09.79 (+1.33s | 1.9%) 3 44 194 1,000+
50 Free
32.84
32.84
100 Free
38.28
1:11.12
100 Free
1:11.12
Back 100 M 1:15.65 Analysis 14 01/03/2026 BB A: 1:11.69 (+3.96s | 5.2%) 1 18 85 763
Back 200 M 2:50.61 Analysis 14 01/03/2026 B BB: 2:48.79 (+1.82s | 1.1%) 1 18 103 861
50 Back
38.34
38.34
100 Back
45.23
1:23.57
100 Back
1:23.57
150 Back
45.04
2:08.61
200 Back
42.00
2:50.61
100 Back
1:27.04
Breast 100 M 1:45.57 Analysis 14 01/03/2026 B: 1:33.79 (+11.78s | 11.2%) 4 52 221 1,000+
50 Breast
50.19
50.19
100 Breast
55.38
1:45.57
100 Breast
1:45.57
Fly 100 M 1:20.27 Analysis 14 01/03/2026 B BB: 1:14.59 (+5.68s | 7.1%) 3 23 136 1,000+
50 Fly
35.30
35.30
100 Fly
44.97
1:20.27
100 Fly
1:20.27

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