South Dakota Swimming Boys 10 & under - 50 M Back
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Gavin Mahrous | 41.59 | 9 | A Min | AA: 41.09 (+0.50s | 1.2%) | Sioux Falls Swim Team | 05/09/2025 | 2025 SD SFST Ready For Long Course | |
| 2 | Logan Smith | 41.74 | 10 | A Min | AA: 41.09 (+0.65s | 1.6%) | Unattached | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | |
| 3 | Ashton VanKeulen | 44.23 | 9 | BB Min | A: 43.09 (+1.14s | 2.6%) | Sioux Falls Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | |
| 4 | Marcus Pass | 47.01 | 9 | BB Min | A: 43.09 (+3.92s | 8.3%) | Sioux Falls Swim Team | 05/09/2025 | 2025 SD SFST Ready For Long Course | |
| 5 | Briggs North | 47.16 | 10 | BB Min | A: 43.09 (+4.07s | 8.6%) | Aberdeen Swim Club | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | |
| 6 | Anton Todd | 48.37 | 10 | BB Min | A: 43.09 (+5.28s | 10.9%) | Pierre Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | |
| 7 | Lawson Kroon | 48.47 | 9 | BB Min | A: 43.09 (+5.38s | 11.1%) | Pierre Swim Team | 06/28/2025 | 2025 SD Summer Starter | |
| 8 | Quentyn Boerboom | 48.84 | 10 | BB Min | A: 43.09 (+5.75s | 11.8%) | Southwest Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | |
| 9 | Ryker Mahowald | 49.27 | 10 | BB Min | A: 43.09 (+6.18s | 12.5%) | Vermillion Area Swim Team | 06/20/2025 | VAST SPLASH | |
| 10 | Bentley Frost | 49.52 | 10 | B Min | BB: 49.29 (+0.23s | 0.5%) | Pierre Swim Team | 07/19/2024 | 2024 South Dakota Long Course State A | |
| 11 | Lukas Bergman | 51.09 | 9 | B Min | BB: 49.29 (+1.80s | 3.5%) | Rushmore Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | |
| 12 | Lane Hutmacher | 51.57 | 10 | B Min | BB: 49.29 (+2.28s | 4.4%) | Watertown Area Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | |
| 13 | Austin Headley | 53.24 | 10 | B Min | BB: 49.29 (+3.95s | 7.4%) | Sioux Falls Swim Team | 04/25/2025 | Augustana Spring Splash 2025 | |
| 14 | Oscar Patton | 53.65 | 9 | B Min | BB: 49.29 (+4.36s | 8.1%) | Dakota Riptide | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 15 | Owen Richards | 53.69 | 10 | B Min | BB: 49.29 (+4.40s | 8.2%) | Pierre Swim Team | 07/11/2025 | 2025 SD Long Course State B Swim Meet | |
| 16 | Nolan Hunter | 54.13 | 9 | B Min | BB: 49.29 (+4.84s | 8.9%) | Rushmore Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | |
| 17 | Samuel Hoftiezer | 55.12 | 8 | B Min | BB: 49.29 (+5.83s | 10.6%) | Watertown Area Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | |
| 18 | Adam Oorlog | 55.38 | 9 | B Min | BB: 49.29 (+6.09s | 11.0%) | Brookings Swim Club | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 19 | Hudson Rausch | 55.72 | 9 | B: 55.39 (+0.33s | 0.6%) | Brookings Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 20 | Adrian Winter | 55.76 | 8 | B: 55.39 (+0.37s | 0.7%) | Miller Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 21 | Owen Hoots | 56.03 | 8 | B: 55.39 (+0.64s | 1.1%) | Watertown Area Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 22 | John Umiker | 56.56 | 10 | B: 55.39 (+1.17s | 2.1%) | Pierre Swim Team | 06/21/2024 | 2024 RST Rushmore Classic Swim Meet | ||
| 23 | David Peterson | 57.52 | 10 | B: 55.39 (+2.13s | 3.7%) | Brookings Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 24 | Layton Boots | 58.39 | 8 | B: 55.39 (+3.00s | 5.1%) | Sioux Falls Swim Team | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 25 | Jonathan Fosheim | 58.47 | 9 | B: 55.39 (+3.08s | 5.3%) | Webster Swim Team | 07/11/2025 | 2025 SD Long Course State B Swim Meet | ||
| 26 | Jordy Walder | 58.76 | 10 | B: 55.39 (+3.37s | 5.7%) | Dakota Riptide | 06/28/2024 | 2024 SD SFST June Invite | ||
| 27 | Huck Flannery | 58.91 | 7 | B: 55.39 (+3.52s | 6.0%) | Yankton Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 28 | Everett Ham | 59.54 | 10 | B: 55.39 (+4.15s | 7.0%) | Sioux Falls Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 29 | Landon Hoots | 59.69 | 10 | B: 55.39 (+4.30s | 7.2%) | Watertown Area Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 30 | Owen King | 1:00.05 | 9 | B: 55.39 (+4.66s | 7.8%) | Rushmore Swim Team | 06/21/2024 | 2024 RST Rushmore Classic Swim Meet | ||
| 31 | Greyson Fritz | 1:01.77 | 10 | B: 55.39 (+6.38s | 10.3%) | Watertown Area Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 32 | Reed Ellingson | 1:02.43 | 10 | B: 55.39 (+7.04s | 11.3%) | Watertown Area Swim Club | 06/06/2025 | 2025 BSC Summer Splash | ||
| 33 | Jason Johnston | 1:02.50 | 9 | B: 55.39 (+7.11s | 11.4%) | Aberdeen Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 34 | Flynn Erickson | 1:02.68 | 7 | B: 55.39 (+7.29s | 11.6%) | Watertown Area Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 35 | Reed Davis | 1:03.03 | 7 | B: 55.39 (+7.64s | 12.1%) | Dakota Riptide | 07/11/2025 | 2025 SD Long Course State B Swim Meet | ||
| 36 | Daniel Mcconnell | 1:03.72 | 8 | B: 55.39 (+8.33s | 13.1%) | Rushmore Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 37 | Jasper Williams | 1:03.85 | 8 | B: 55.39 (+8.46s | 13.2%) | Pierre Swim Team | 07/11/2025 | 2025 SD Long Course State B Swim Meet | ||
| 38 | Brasen Breske | 1:03.89 | 10 | B: 55.39 (+8.50s | 13.3%) | Webster Swim Team | 06/20/2025 | 2025 Splash Central Invitational | ||
| 39 | Henry Chapin | 1:03.93 | 10 | B: 55.39 (+8.54s | 13.4%) | Watertown Area Swim Club | 06/06/2025 | 2025 BSC Summer Splash | ||
| 40 | Theodore Hall | 1:05.90 | 9 | B: 55.39 (+10.51s | 15.9%) | Sioux Falls Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 41 | Henry Whalen | 1:06.31 | 9 | B: 55.39 (+10.92s | 16.5%) | Sioux Falls Swim Team | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 42 | Kase Walker | 1:07.44 | 8 | B: 55.39 (+12.05s | 17.9%) | Black Hills Gold Swimming | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 43 | Brody Elbers | 1:07.65 | 10 | B: 55.39 (+12.26s | 18.1%) | Tri-State Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 44 | Jonah Thorson | 1:08.58 | 8 | B: 55.39 (+13.19s | 19.2%) | Watertown Area Swim Club | 07/18/2025 | 2025 SD State Long Course Meet | ||
| 45 | Jack McEntee | 1:11.81 | 10 | B: 55.39 (+16.42s | 22.9%) | Dakota Riptide | 06/20/2025 | 2025 Splash Central Invitational | ||
| 46 | Grayson Gross | 1:13.57 | 8 | B: 55.39 (+18.18s | 24.7%) | Watertown Area Swim Club | 06/20/2025 | 2025 Splash Central Invitational | ||
| 47 | Bennett Kessler | 1:14.33 | 9 | B: 55.39 (+18.94s | 25.5%) | Brookings Swim Club | 06/06/2025 | 2025 BSC Summer Splash | ||
| 48 | Jason McMahon | 1:14.96 | 9 | B: 55.39 (+19.57s | 26.1%) | Watertown Area Swim Club | 06/06/2025 | 2025 BSC Summer Splash | ||
| 49 | Camden Evenson | 1:15.06 | 9 | B: 55.39 (+19.67s | 26.2%) | Aberdeen Swim Club | 06/14/2024 | 2024 SD Aberdeen Summer High Point Swim Meet | ||
| 50 | Oliver Foster | 1:16.51 | 9 | B: 55.39 (+21.12s | 27.6%) | Watertown Area Swim Club | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | ||
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.