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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1701 | Ethan Li | 39.47 | 10 | B: 38.19 (+1.28s | 3.2%) | Los Altos Mountain View Aquati | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 1702 | Gus Mulder | 39.47 | 10 | B: 38.19 (+1.28s | 3.2%) | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | ||
| 1703 | Karthik Vankadari | 39.47 | 9 | B: 38.19 (+1.28s | 3.2%) | Wave Aquatics | 03/07/2025 | 2025 BBST Seize The Day Invitational | ||
| 1704 | Dominic Welch | 39.48 | 10 | B: 38.19 (+1.29s | 3.3%) | Rogue Rapids | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | ||
| 1705 | Benjamin Kearney | 39.48 | 9 | B: 38.19 (+1.29s | 3.3%) | Burlingame Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 1706 | Benjamin Rouse | 39.48 | 8 | B: 38.19 (+1.29s | 3.3%) | Boise YMCA Swim Team | 11/22/2025 | 57th Annual Thanksgiving Invitational | ||
| 1707 | Lachlan Law | 39.49 | 9 | B: 38.19 (+1.30s | 3.3%) | Univ. of Denver Hilltoppers | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 1708 | Kai Vo | 39.49 | 9 | B: 38.19 (+1.30s | 3.3%) | Splash Aquatics | 11/09/2025 | OSL A+ SCY Meet | ||
| 1709 | Jax Johnson | 39.49 | 10 | B: 38.19 (+1.30s | 3.3%) | Brentwood Seawolves | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | ||
| 1710 | Fedor Akimov | 39.49 | 10 | B: 38.19 (+1.30s | 3.3%) | YMCA Presidio Aquatics | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | ||
| 1711 | Ashton Gaerlan | 39.49 | 10 | B: 38.19 (+1.30s | 3.3%) | Livermore AquaCowboys | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | ||
| 1712 | Tucker Moon | 39.50 | 9 | B: 38.19 (+1.31s | 3.3%) | Redding Swim Club | 11/22/2025 | Thankswimming Classic 2025 | ||
| 1713 | Calvin Jacobson | 39.51 | 10 | B: 38.19 (+1.32s | 3.3%) | Otter Swim Club | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 1714 | Aiden Mao | 39.51 | 9 | B: 38.19 (+1.32s | 3.3%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 1715 | Matthew Zhu | 39.52 | 8 | B: 38.19 (+1.33s | 3.4%) | Pacific Dragons Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | ||
| 1716 | Victor Secor | 39.52 | 9 | B: 38.19 (+1.33s | 3.4%) | Orinda Aquatics | 02/13/2026 | 2026 Neptune Swimming Invitational | ||
| 1717 | Aaron Yang | 39.53 | 10 | B: 38.19 (+1.34s | 3.4%) | Wave Aquatics | 01/24/2026 | 2026 PN WAVE Winter Invitational Approved | ||
| 1718 | Bjorn Plata | 39.53 | 8 | B: 38.19 (+1.34s | 3.4%) | Seaside Aquatic Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 1719 | Noah Richard Nguyen | 39.54 | 10 | B: 38.19 (+1.35s | 3.4%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | ||
| 1720 | Carter Schwenk | 39.55 | 10 | B: 38.19 (+1.36s | 3.4%) | Burlingame Aquatics | 12/04/2025 | 2025 Holiday Swim Festival | ||
| 1721 | Elijah Wieczorek | 39.55 | 9 | B: 38.19 (+1.36s | 3.4%) | Canon City Piranhas | 07/25/2025 | 2025 CO SECAL Championships | ||
| 1722 | Bennett Mann | 39.56 | 9 | B: 38.19 (+1.37s | 3.5%) | Lincoln City Swim Club | 03/08/2025 | 2025 Valley Coast Invitational | ||
| 1723 | Archer Arnold | 39.57 | 9 | B: 38.19 (+1.38s | 3.5%) | Seattle Metropolitan Aquatic C | 06/08/2025 | 2025 PN SMAC June Mini Meet | ||
| 1724 | Noah Gonzales | 39.57 | 10 | B: 38.19 (+1.38s | 3.5%) | South San Francisco Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 1725 | Arie Allred | 39.58 | 10 | B: 38.19 (+1.39s | 3.5%) | South Davis Aquatics Team | 09/26/2025 | Tsunami Fall Kick Off 2025 | ||
| 1726 | Aaron Zhang | 39.58 | 10 | B: 38.19 (+1.39s | 3.5%) | Almaden Riptide | 10/25/2025 | GGST Spooktacular 2025 | ||
| 1727 | Gavin Wong | 39.58 | 9 | B: 38.19 (+1.39s | 3.5%) | Daly City Dolphins | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 1728 | Rory Lake | 39.58 | 10 | B: 38.19 (+1.39s | 3.5%) | Hillsboro Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 1729 | Theodore Puscas | 39.59 | 9 | B: 38.19 (+1.40s | 3.5%) | Issaquah Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 1730 | Oliver Chen | 39.60 | 9 | B: 38.19 (+1.41s | 3.6%) | South Valley Stingrays | 01/24/2025 | 2025 Brian Malick Memorial Z1S Championships | ||
| 1731 | Isaac Kramer | 39.60 | 10 | B: 38.19 (+1.41s | 3.6%) | Bend Swim Club | 12/18/2025 | Bend Swim Club Intersquad | ||
| 1732 | Walter Fish | 39.60 | 10 | B: 38.19 (+1.41s | 3.6%) | Chugiak Aquatics Club | 11/21/2025 | NLSC Sprint Classic | ||
| 1733 | James Yundt | 39.60 | 10 | B: 38.19 (+1.41s | 3.6%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 1734 | Weston Leingang | 39.60 | 10 | B: 38.19 (+1.41s | 3.6%) | Avon Swim Club | 01/16/2026 | 2026 CO MAValanche Invitational | ||
| 1735 | Michael Zhang-Shen | 39.61 | 8 | B: 38.19 (+1.42s | 3.6%) | Blue Dolphin Swim Team | 02/22/2025 | 2025 PN IST Feb Invitational | ||
| 1736 | Johannes Davide | 39.61 | 10 | B: 38.19 (+1.42s | 3.6%) | Issaquah Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | ||
| 1737 | Bastian Holsaeter | 39.61 | 9 | B: 38.19 (+1.42s | 3.6%) | Kamehameha Swim Club | 02/08/2026 | Aulea Winter Sprint Festival | ||
| 1738 | Skyler Swisher | 39.62 | 8 | B: 38.19 (+1.43s | 3.6%) | North Coast Aquatics | 09/21/2025 | 2025 SI PS Freestyle Festival Sun | ||
| 1739 | Seamus Kelly | 39.62 | 8 | B: 38.19 (+1.43s | 3.6%) | Greenwood Tiger Sharks | 12/12/2025 | 2025 CO NJ Blizzard Invite | ||
| 1740 | Jonaz Valencia | 39.62 | 8 | B: 38.19 (+1.43s | 3.6%) | Canyons Aquatic Club | 10/25/2025 | CANY Harry Potter Meet | ||
| 1741 | Bennett Fraser | 39.62 | 7 | B: 38.19 (+1.43s | 3.6%) | Aquawolves Swimming | 01/16/2026 | 2026 CO CUDA Classic | ||
| 1742 | Calvin Hopkins | 39.62 | 7 | B: 38.19 (+1.43s | 3.6%) | Unattached | 04/06/2024 | April Pools 2024 | ||
| 1743 | Johnathan Weninger | 39.64 | 9 | B: 38.19 (+1.45s | 3.7%) | Legacy Aquatics | 01/10/2026 | 2026 Hood River Winter Invitational | ||
| 1744 | Ryan Hamby | 39.65 | 9 | B: 38.19 (+1.46s | 3.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 1745 | Ryder Tomita | 39.66 | 10 | B: 38.19 (+1.47s | 3.7%) | South Bay Aquatics | 12/13/2025 | 2025 SI CAST 14U Rising Stars 2 | ||
| 1746 | Samuel Baltasar | 39.67 | 10 | B: 38.19 (+1.48s | 3.7%) | Daly City Dolphins | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 1747 | Reece Donaldson | 39.67 | 10 | B: 38.19 (+1.48s | 3.7%) | Stingray Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | ||
| 1748 | Tomaso Pisegna | 39.67 | 9 | B: 38.19 (+1.48s | 3.7%) | South Valley Makos | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 1749 | Leif Osborne | 39.68 | 9 | B: 38.19 (+1.49s | 3.8%) | Bay Club Aquatics | 12/05/2025 | SI 2025 RSD All Ages WAG Max | ||
| 1750 | Otis Brown | 39.68 | 8 | B: 38.19 (+1.49s | 3.8%) | Bainbridge Island Swim Club | 01/31/2026 | 2026 PN BISC Bluefin Invitational | ||
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.