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 | Theodore Cook | 39.49 | 9 | BB Min | A: 35.69 (+3.80s | 9.6%) | SlipStream Aquatics | 06/18/2026 | 2026 CO Grand Junction Invitational | |
| 602 | Cameron Lim | 39.49 | 9 | BB Min | A: 35.69 (+3.80s | 9.6%) | Seattle Metropolitan Aquatic C | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 603 | Ishaan Mittal | 39.50 | 10 | BB Min | A: 35.69 (+3.81s | 9.6%) | Rogue Rapids | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 604 | Ian Susanto | 39.51 | 9 | BB Min | A: 35.69 (+3.82s | 9.7%) | Legacy Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 605 | Decker Sewell | 39.52 | 10 | BB Min | A: 35.69 (+3.83s | 9.7%) | Ski Hi Aquatics | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | |
| 606 | Zuriel Cariazo | 39.53 | 10 | BB Min | A: 35.69 (+3.84s | 9.7%) | Montrose Marlins Swim Club | 05/29/2026 | 2026 CO Cortez Summer Open | |
| 607 | Miles Platt | 39.56 | 10 | BB Min | A: 35.69 (+3.87s | 9.8%) | King Aquatic Club | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 608 | Killian Mann | 39.58 | 9 | BB Min | A: 35.69 (+3.89s | 9.8%) | Olympic Cascade Aquatics | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 609 | Oliver Tavey | 39.58 | 9 | BB Min | A: 35.69 (+3.89s | 9.8%) | Rose Bowl Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 610 | Noah Gaal | 39.58 | 9 | BB Min | A: 35.69 (+3.89s | 9.8%) | Aces Swim Club | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 611 | Finn Kirst | 39.59 | 10 | BB Min | A: 35.69 (+3.90s | 9.9%) | Wave Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 612 | Alexander Forward | 39.60 | 8 | BB Min | A: 35.69 (+3.91s | 9.9%) | San Jose Goosemonkeys | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 613 | Kensington Hull | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Heartland Swim Assoc | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 614 | Adam Ellingwood | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Pleasanton Seahawks | 06/20/2026 | Alto Summer Swelter | |
| 615 | Calder Pettersen | 39.62 | 9 | BB Min | A: 35.69 (+3.93s | 9.9%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 616 | Nolan Sun | 39.63 | 10 | BB Min | A: 35.69 (+3.94s | 9.9%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 617 | Zachary Iannamico | 39.64 | 10 | BB Min | A: 35.69 (+3.95s | 10.0%) | Inland Coastal Aquatic Club | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 618 | Vivaan Jagadish | 39.65 | 10 | BB Min | A: 35.69 (+3.96s | 10.0%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 619 | Carson Wansor | 39.66 | 10 | BB Min | A: 35.69 (+3.97s | 10.0%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 620 | Calvin Butler | 39.66 | 9 | BB Min | A: 35.69 (+3.97s | 10.0%) | California Gold | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 621 | Asher Freiberg | 39.69 | 10 | BB Min | A: 35.69 (+4.00s | 10.1%) | Kamehameha Swim Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 622 | Elliott Linsmeier | 39.70 | 10 | BB Min | A: 35.69 (+4.01s | 10.1%) | Ramona Swim Team | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 623 | Walden Tanaka | 39.70 | 10 | BB Min | A: 35.69 (+4.01s | 10.1%) | Bay Club Aquatics | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 624 | Daniel Perekotiy | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Mission Viejo Nadadores | 06/11/2026 | 2026 SCS June AG Invite | |
| 625 | Jaroslav Rezac | 39.72 | 9 | BB Min | A: 35.69 (+4.03s | 10.1%) | Longmont Swim Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 626 | Mo Chen | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 627 | Lucas Nguyen | 39.73 | 10 | BB Min | A: 35.69 (+4.04s | 10.2%) | Valley Splash | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 628 | Darryl Davis | 39.73 | 9 | BB Min | A: 35.69 (+4.04s | 10.2%) | Pueblo County Swim Team | 07/10/2026 | 2026 CO Firecracker Last Chance Invite | |
| 629 | Ishaan Malik | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | Unattached | 05/02/2026 | Alto Spring Jam CBA | |
| 630 | Levi Heilbrun | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | Bend Swim Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | |
| 631 | Evan Chui | 39.75 | 10 | BB Min | A: 35.69 (+4.06s | 10.2%) | Class Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 632 | Luca Fu | 39.76 | 9 | BB Min | A: 35.69 (+4.07s | 10.2%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 633 | Mason Verwers | 39.76 | 9 | BB Min | A: 35.69 (+4.07s | 10.2%) | Unattached | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 634 | Alroy Conry | 39.77 | 8 | BB Min | A: 35.69 (+4.08s | 10.3%) | Aces Swim Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 635 | Sebastian Lam | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | Bellevue Club Swim Team | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 636 | Carter Trauth | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | SlipStream Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 637 | Francis Wang | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | West Coast Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 638 | Benjamin Foster | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 639 | Mason NG | 39.80 | 10 | B Min | BB: 39.79 (+0.01s | 0.0%) | Port Angeles Swim Club | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 640 | Leo Beaver | 39.80 | 10 | B Min | BB: 39.79 (+0.01s | 0.0%) | Portland Aquatic Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 641 | Maddox Fish | 39.80 | 9 | B Min | BB: 39.79 (+0.01s | 0.0%) | Pikes Peak Athletics | 06/19/2026 | 2026 CO Falfins Long Course Open | |
| 642 | Jackson Porter | 39.82 | 10 | B Min | BB: 39.79 (+0.03s | 0.1%) | Stingray Swim Team | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 643 | Dresden Ramirez | 39.84 | 10 | B Min | BB: 39.79 (+0.05s | 0.1%) | Legacy Aquatics | 06/26/2026 | 2026 NE SUN Summer Solstice | |
| 644 | Cody Darnell | 39.87 | 10 | B Min | BB: 39.79 (+0.08s | 0.2%) | South Valley Makos | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 645 | Owen Hayes | 39.88 | 10 | B Min | BB: 39.79 (+0.09s | 0.2%) | Hills Hurricane Swimming | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 646 | Guillermo Dinares Cardenal | 39.88 | 8 | B Min | BB: 39.79 (+0.09s | 0.2%) | Vashon Seals Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 647 | Everett Gerlock | 39.89 | 9 | B Min | BB: 39.79 (+0.10s | 0.3%) | Gunnison Stingrays | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 648 | Ronan Kruse | 39.89 | 10 | B Min | BB: 39.79 (+0.10s | 0.3%) | South Bay Aquatics | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 649 | Dominik Orlov | 39.90 | 10 | B Min | BB: 39.79 (+0.11s | 0.3%) | Avon Swim Club | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 650 | Avyaan Wasuja | 39.90 | 10 | B Min | BB: 39.79 (+0.11s | 0.3%) | Wave Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
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.