Western Zone Zone Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Gage Sena | 40.54 | 10 | B Min | BB: 39.79 (+0.75s | 1.9%) | Lamarlins Swim Team, Inc. | 07/24/2026 | 2026 CO SECAL Championship Meet | |
| 602 | Piradon Pukrittayakamee | 40.55 | 9 | B Min | BB: 39.79 (+0.76s | 1.9%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 603 | Adam Wanichek | 40.56 | 10 | B Min | BB: 39.79 (+0.77s | 1.9%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 604 | Jaden Manalastas | 40.59 | 10 | B Min | BB: 39.79 (+0.80s | 2.0%) | South San Francisco Aquatics | 06/12/2026 | BAC Long Course | |
| 605 | Valentino Agresti | 40.60 | 9 | B Min | BB: 39.79 (+0.81s | 2.0%) | Punahou Aquatics Institute | 07/16/2026 | 2026 HISI LCM Championships | |
| 606 | Hayk Asatryan | 40.64 | 10 | B Min | BB: 39.79 (+0.85s | 2.1%) | Milpitas Aquatic Club | 04/19/2026 | MAC April 19 LCM Block Party | |
| 607 | Ezekiel Ribellia | 40.65 | 9 | B Min | BB: 39.79 (+0.86s | 2.1%) | Velocity Swimming | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | |
| 608 | Albert Jing | 40.69 | 8 | B Min | BB: 39.79 (+0.90s | 2.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 609 | Dashel Archer | 40.69 | 10 | B Min | BB: 39.79 (+0.90s | 2.2%) | Evergreen Hurricanes | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 610 | Erik Hai | 40.70 | 10 | B Min | BB: 39.79 (+0.91s | 2.2%) | The Claremont Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 611 | Anthony Philip | 40.70 | 7 | B Min | BB: 39.79 (+0.91s | 2.2%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 612 | River Wilkinson | 40.71 | 10 | B Min | BB: 39.79 (+0.92s | 2.3%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 613 | Benjamin Mills | 40.72 | 10 | B Min | BB: 39.79 (+0.93s | 2.3%) | Swim Team of Placentia | 06/11/2026 | 2026 SCS June AG Invite | |
| 614 | Felix Cera | 40.73 | 10 | B Min | BB: 39.79 (+0.94s | 2.3%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 615 | Johnathan Weninger | 40.76 | 10 | B Min | BB: 39.79 (+0.97s | 2.4%) | Legacy Aquatics | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 616 | Atharv Choubey | 40.77 | 9 | B Min | BB: 39.79 (+0.98s | 2.4%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 617 | Austin Chang | 40.79 | 10 | B Min | BB: 39.79 (+1.00s | 2.5%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 618 | Silas Roland | 40.79 | 10 | B Min | BB: 39.79 (+1.00s | 2.5%) | Univ. of Denver Hilltoppers | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 619 | Max Peterson | 40.83 | 10 | B Min | BB: 39.79 (+1.04s | 2.5%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 620 | David Son | 40.83 | 9 | B Min | BB: 39.79 (+1.04s | 2.5%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 621 | Bromley Ashforth | 40.84 | 8 | B Min | BB: 39.79 (+1.05s | 2.6%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 622 | George Bilyk | 40.84 | 9 | B Min | BB: 39.79 (+1.05s | 2.6%) | Issaquah Swim Team | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 623 | Ethan Park | 40.87 | 9 | B Min | BB: 39.79 (+1.08s | 2.6%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 624 | Daniel Rondel | 40.87 | 9 | B Min | BB: 39.79 (+1.08s | 2.6%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 625 | Colin Kershner | 40.88 | 10 | B Min | BB: 39.79 (+1.09s | 2.7%) | Greenwood Tiger Sharks | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 626 | Greyson Straka | 40.90 | 9 | B Min | BB: 39.79 (+1.11s | 2.7%) | Evergreen Hurricanes | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 627 | Zhencheng Xu | 40.92 | 10 | B Min | BB: 39.79 (+1.13s | 2.8%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 628 | Steevenson Martins | 40.93 | 9 | B Min | BB: 39.79 (+1.14s | 2.8%) | McMinnville Swim Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 629 | Liam Chen | 40.94 | 10 | B Min | BB: 39.79 (+1.15s | 2.8%) | Flying Fish Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 630 | Kekalaholuokekaipueo Hanson | 40.94 | 10 | B Min | BB: 39.79 (+1.15s | 2.8%) | Punahou Aquatics Institute | 07/16/2026 | 2026 HISI LCM Championships | |
| 631 | Benjamin Kearney | 40.96 | 10 | B Min | BB: 39.79 (+1.17s | 2.9%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 632 | Beckett Rossi | 40.96 | 9 | B Min | BB: 39.79 (+1.17s | 2.9%) | Bishop Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | |
| 633 | Holden Hanna | 40.99 | 10 | B Min | BB: 39.79 (+1.20s | 2.9%) | Mission Aurora Colorado Swimmi | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 634 | Kevin Zhang | 40.99 | 9 | B Min | BB: 39.79 (+1.20s | 2.9%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 635 | Sawyer Mabry | 41.00 | 10 | B Min | BB: 39.79 (+1.21s | 3.0%) | Wild West Aquatic Club | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 636 | Henry Jian | 41.00 | 10 | B Min | BB: 39.79 (+1.21s | 3.0%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 637 | Demid Vorobev | 41.02 | 10 | B Min | BB: 39.79 (+1.23s | 3.0%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 638 | Linus Jo | 41.05 | 10 | B Min | BB: 39.79 (+1.26s | 3.1%) | Swim Torrance | 06/11/2026 | 2026 SCS June AG Invite | |
| 639 | Oliver Skoubo | 41.05 | 10 | B Min | BB: 39.79 (+1.26s | 3.1%) | River Road Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | |
| 640 | Edward Uvejzovic | 41.06 | 10 | B Min | BB: 39.79 (+1.27s | 3.1%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | |
| 641 | Shuyi Tan | 41.06 | 9 | B Min | BB: 39.79 (+1.27s | 3.1%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 642 | Eric Hu | 41.07 | 9 | B Min | BB: 39.79 (+1.28s | 3.1%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 643 | Kenneth Green | 41.10 | 10 | B Min | BB: 39.79 (+1.31s | 3.2%) | Pro Swimming | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 644 | Elliott Lee Chan Kam | 41.12 | 10 | B Min | BB: 39.79 (+1.33s | 3.2%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 645 | Hohyeon Cho | 41.16 | 10 | B Min | BB: 39.79 (+1.37s | 3.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 646 | Ernest Gu | 41.18 | 8 | B Min | BB: 39.79 (+1.39s | 3.4%) | Bay Club Panthers | 05/02/2026 | Alto Spring Jam CBA | |
| 647 | Gavin Osterman | 41.21 | 10 | B Min | BB: 39.79 (+1.42s | 3.4%) | Excel Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 648 | Itai Nadav | 41.22 | 10 | B Min | BB: 39.79 (+1.43s | 3.5%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 649 | Bradley Royce | 41.22 | 10 | B Min | BB: 39.79 (+1.43s | 3.5%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 650 | Craig Beasley | 41.23 | 9 | B Min | BB: 39.79 (+1.44s | 3.5%) | Multnomah Athletic Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
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.