New! ScoreMeUp is now available on the App Store. Download the iOS app →

Kaylee Mathiesen

Age: 17 years old
Age Category: 17-18
Team: Sierra Marlins Swim Team | Sierra Nevada Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Sierra Marlins Swim Team Sierra Nevada Swimming Western Zone USA
Free 50 Y 24.73 17 02/26/2026 AA AAA: 24.69 (+0.04s | 0.2%) 4 22 274 887
Free 100 Y 52.58 Analysis 17 02/26/2026 AAA AAAA: 51.09 (+1.49s | 2.8%) 2 9 152 480
50 Free
25.29
25.29
100 Free
27.29
52.58
100 Free
52.58
Free 200 Y 1:54.82 Analysis 17 02/26/2026 AAA AAAA: 1:50.39 (+4.43s | 3.9%) 4 13 202 601
Back 50 Y 34.22 17 04/04/2019 3 35 992 1,000+
Breast 50 Y 29.95 17 02/26/2026 1 2 25 68
Breast 100 Y 1:04.61 Analysis 17 11/08/2025 AAA AAAA: 1:03.59 (+1.02s | 1.6%) 1 5 67 194
50 Breast
30.52
30.52
100 Breast
34.09
1:04.61
100 Breast
1:04.61
Breast 200 Y 2:20.13 Analysis 17 02/26/2026 AAA AAAA: 2:18.49 (+1.64s | 1.2%) 1 4 63 169
50 Breast
31.30
31.30
100 Breast
34.99
1:06.29
100 Breast
1:06.29
150 Breast
35.87
1:42.16
200 Breast
37.97
2:20.13
100 Breast
1:13.84
Fly 100 Y 56.94 Analysis 17 11/08/2025 AAA AAAA: 55.19 (+1.75s | 3.1%) 2 11 108 360
50 Fly
26.63
26.63
100 Fly
30.31
56.94
100 Fly
56.94
IM 200 Y 2:06.42 Analysis 17 11/08/2025 AAA AAAA: 2:02.69 (+3.73s | 3.0%) 1 5 98 258
50 Fly
27.21
27.21
100 Back
32.61
59.82
100 IM
59.82
150 Breast
36.50
1:36.32
200 Free
30.10
2:06.42
100 IM
1:06.60
IM 400 Y 4:49.13 Analysis 17 11/03/2023 A AA: 4:47.99 (+1.14s | 0.4%) 2 14 321 993
50 Fly
29.35
29.35
100 Fly
35.22
1:04.57
100 Fly
1:04.57
150 Back
38.02
1:42.59
200 Back
37.50
2:20.09
100 Back
1:15.52
250 Breast
41.22
3:01.31
300 Breast
42.00
3:43.31
100 Breast
1:23.22
350 Free
33.39
4:16.70
400 Free
32.43
4:49.13
100 Free
1:05.82

Long course distance

Event Time Age Date Standard Next Standard Sierra Marlins Swim Team Sierra Nevada Swimming Western Zone USA
Free 50 M 29.98 17 07/28/2021 A AA: 29.49 (+0.49s | 1.6%) 7 33 704 1,000+
Free 100 M 1:01.35 Analysis 17 06/27/2024 AA AAA: 1:01.09 (+0.26s | 0.4%) 5 16 244 552
Free 200 M 2:20.72 Analysis 17 07/28/2021 A AA: 2:17.69 (+3.03s | 2.2%) 8 23 526 1,000+
Back 50 M 35.24 17 07/28/2021 7 15 354 775
Back 100 M 1:18.57 Analysis 17 07/28/2021 BB A: 1:13.69 (+4.88s | 6.2%) 8 34 756 1,000+
Back 200 M 2:45.69 Analysis 17 07/28/2021 BB A: 2:39.19 (+6.50s | 3.9%) 8 29 529 1,000+
Breast 50 M 36.78 17 07/28/2021 1 3 86 225
Breast 100 M 1:16.21 Analysis 17 06/27/2024 AAA AAAA: 1:13.09 (+3.12s | 4.1%) 1 4 72 167
50 Breast
36.14
36.14
100 Breast
40.07
1:16.21
100 Breast
1:16.21
Breast 200 M 2:53.46 Analysis 17 02/29/2024 A AA: 2:52.49 (+0.97s | 0.6%) 1 9 180 391
Fly 50 M 30.92 17 07/28/2021 2 3 142 383
Fly 100 M 1:07.11 Analysis 17 06/27/2024 AA AAA: 1:05.69 (+1.42s | 2.1%) 3 9 173 426
IM 200 M 2:33.57 Analysis 17 07/13/2023 AA AAA: 2:28.79 (+4.78s | 3.1%) 1 11 268 603
50 Fly
31.93
31.93
100 Back
41.43
1:13.36
100 IM
1:13.36
150 Breast
45.45
1:58.81
200 Free
34.76
2:33.57
100 IM
1:20.21
IM 400 M 5:44.19 Analysis 17 08/03/2022 BB A: 5:43.09 (+1.10s | 0.3%) 2 13 344 782

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