Western Zone Zone Boys 10 & under - 50 Y Free
These rankings show the swimmers' placement within their Zone.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Callum Gillilan | 31.05 | 10 | A Min | AA: 29.89 (+1.16s | 3.7%) | Fort Collins Area Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 302 | Ozzy Su | 31.06 | 10 | A Min | AA: 29.89 (+1.17s | 3.8%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 303 | Harvey Zhang | 31.07 | 10 | A Min | AA: 29.89 (+1.18s | 3.8%) | Wave Aquatics | 12/12/2025 | 2025 PN 14 Under Short Course Champs Approved | |
| 304 | Aaron Kuusela | 31.10 | 10 | BB Min | A: 31.09 (+0.01s | 0.0%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 305 | Marcus Nguyen | 31.10 | 9 | BB Min | A: 31.09 (+0.01s | 0.0%) | Adrienne C Nelson | 02/15/2025 | 2025 OR HS 6a 4 | |
| 306 | Vincent Welter | 31.10 | 9 | BB Min | A: 31.09 (+0.01s | 0.0%) | Corvallis | 01/18/2025 | Rumbaugh 2025 | |
| 307 | Isaac Zepeda | 31.11 | 10 | BB Min | A: 31.09 (+0.02s | 0.1%) | South Gate Aquatics Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 308 | Nico Czelusta | 31.12 | 10 | BB Min | A: 31.09 (+0.03s | 0.1%) | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | |
| 309 | Austin Mitchell | 31.12 | 9 | BB Min | A: 31.09 (+0.03s | 0.1%) | Valley Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 310 | Adrien Reyes | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | Clackamas | 02/13/2026 | 2026 OR HS 6A 4 | |
| 311 | Kota Whitman | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | North Bay Aquatics | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 312 | Arthur Shackelton | 31.13 | 9 | BB Min | A: 31.09 (+0.04s | 0.1%) | Lakeridge Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 313 | Justin Moiseyev | 31.14 | 10 | BB Min | A: 31.09 (+0.05s | 0.2%) | Los Angeles Swim Club | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 314 | Paxton Marvray | 31.14 | 10 | BB Min | A: 31.09 (+0.05s | 0.2%) | Sawtooth Aquatic Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 315 | Luca Aguilera | 31.14 | 10 | BB Min | A: 31.09 (+0.05s | 0.2%) | Roadrunner Aquatics | 12/04/2025 | 2025 Holiday Swim Festival | |
| 316 | Christian Hernandez | 31.17 | 10 | BB Min | A: 31.09 (+0.08s | 0.3%) | Walnut Creek Aquabears | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 317 | Jamie Pan | 31.18 | 10 | BB Min | A: 31.09 (+0.09s | 0.3%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 318 | Cameron Glissmeyer | 31.19 | 9 | BB Min | A: 31.09 (+0.10s | 0.3%) | South Davis Aquatics Team | 03/05/2025 | 2025 Short Course UTAGS Championships | |
| 319 | Brian Chou | 31.20 | 8 | BB Min | A: 31.09 (+0.11s | 0.4%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 320 | Larkin Stevens | 31.20 | 9 | BB Min | A: 31.09 (+0.11s | 0.4%) | Mission Aurora Colorado Swimmi | 03/14/2025 | 2025 CO NJ Mile High Championships | |
| 321 | Dillan Quarrey | 31.21 | 9 | BB Min | A: 31.09 (+0.12s | 0.4%) | West Linn | 02/13/2026 | 2026 OR HS 6A 5 | |
| 322 | Parker Sampson | 31.22 | 10 | BB Min | A: 31.09 (+0.13s | 0.4%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 323 | Luka McGrath | 31.23 | 9 | BB Min | A: 31.09 (+0.14s | 0.4%) | Multnomah Athletic Club | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 324 | Rory Blum | 31.24 | 9 | BB Min | A: 31.09 (+0.15s | 0.5%) | Clearfireld Cuda Aquatic Team | 02/13/2026 | 2026 OR HS 6A 4 | |
| 325 | Elijah Hutagalung | 31.24 | 10 | BB Min | A: 31.09 (+0.15s | 0.5%) | Aspire Aquatics of Colorado | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 326 | Samuel Evanovich | 31.25 | 9 | BB Min | A: 31.09 (+0.16s | 0.5%) | Academy Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 327 | Jasper de Szoeke | 31.26 | 10 | BB Min | A: 31.09 (+0.17s | 0.5%) | Corvallis Aquatic Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 328 | Anson Villanueva | 31.26 | 10 | BB Min | A: 31.09 (+0.17s | 0.5%) | Splash Aquatics | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 329 | Gairen Bean | 31.28 | 10 | BB Min | A: 31.09 (+0.19s | 0.6%) | South Bay Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 330 | Nolan Lu | 31.28 | 10 | BB Min | A: 31.09 (+0.19s | 0.6%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | |
| 331 | Andrew Lin | 31.29 | 10 | BB Min | A: 31.09 (+0.20s | 0.6%) | Bellevue Club Swim Team | 11/07/2025 | 2025 THSC November Open | |
| 332 | Jaxon Despain | 31.30 | 9 | BB Min | A: 31.09 (+0.21s | 0.7%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 333 | Gavin Song | 31.31 | 10 | BB Min | A: 31.09 (+0.22s | 0.7%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 334 | Christopher Navarro | 31.31 | 10 | BB Min | A: 31.09 (+0.22s | 0.7%) | Kamehameha Swim Club | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 335 | Liam Kwak | 31.32 | 10 | BB Min | A: 31.09 (+0.23s | 0.7%) | Life Time Colorado Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 336 | Maxwell Dean | 31.32 | 10 | BB Min | A: 31.09 (+0.23s | 0.7%) | Voltage Aquatics | 10/25/2025 | Spook Splash 2025 | |
| 337 | Ashwin Tiwari | 31.33 | 9 | BB Min | A: 31.09 (+0.24s | 0.8%) | Olympic Cascade Aquatics | 12/12/2025 | 2025 PN 14 Under Short Course Champs Approved | |
| 338 | Ace-Ryder Garza | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Dr Dolores Silas | 02/20/2026 | 2026 WIAA 3A Boys HS State Champs OB | |
| 339 | Shaler Berry | 31.37 | 9 | BB Min | A: 31.09 (+0.28s | 0.9%) | Heartland Swim Assoc | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 340 | Liam Reyes | 31.38 | 10 | BB Min | A: 31.09 (+0.29s | 0.9%) | Reno Aquatic Club | 03/14/2026 | 2026 NNA AGO | |
| 341 | Jackson Lee | 31.38 | 10 | BB Min | A: 31.09 (+0.29s | 0.9%) | Burlingame Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | |
| 342 | Alfie Mobbs | 31.38 | 9 | BB Min | A: 31.09 (+0.29s | 0.9%) | Lake Oswego Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 343 | Charles Liu Bates | 31.40 | 10 | BB Min | A: 31.09 (+0.31s | 1.0%) | California Dolphins Swim Team | 10/18/2025 | PC CDST SC C B BB+ | |
| 344 | Yupeng Wang | 31.40 | 9 | BB Min | A: 31.09 (+0.31s | 1.0%) | Monterey Park Manta Rays | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 345 | Tatsumasa Sekine | 31.41 | 9 | BB Min | A: 31.09 (+0.32s | 1.0%) | Santa Clara Swim Club | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 346 | Conrad Chiu | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | Corvallis Aquatic Team | 12/12/2025 | 2025 OR HEAT Age Group Jubilee | |
| 347 | Mark Kiselev | 31.44 | 9 | BB Min | A: 31.09 (+0.35s | 1.1%) | Royal Swim Team | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 348 | Charlie Rippy | 31.45 | 9 | BB Min | A: 31.09 (+0.36s | 1.1%) | Moses Lake | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 349 | Micah Connell | 31.46 | 10 | BB Min | A: 31.09 (+0.37s | 1.2%) | Quicksilver Swimming | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 350 | Logan Liew | 31.48 | 9 | BB Min | A: 31.09 (+0.39s | 1.2%) | Streamliner Aquatics | 10/11/2025 | 2025 Koudelka Memorial | |
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.