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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3551 | Tobias Choluj | 49.55 | 10 | B: 38.19 (+11.36s | 22.9%) | Issaquah Swim Team | 01/25/2025 | 2025 PN IST Janurary Invitational | ||
| 3552 | Parker Skelton | 49.56 | 8 | B: 38.19 (+11.37s | 22.9%) | Reno Aquatic Club | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 3553 | William Best | 49.56 | 9 | B: 38.19 (+11.37s | 22.9%) | Loveland Swim Club | 03/07/2025 | 2025 CO NCS Winter District Championships | ||
| 3554 | Orren Harbuck | 49.56 | 7 | B: 38.19 (+11.37s | 22.9%) | Swim Dogs | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | ||
| 3555 | Banks Iverson | 49.56 | 9 | B: 38.19 (+11.37s | 22.9%) | Academy Swim Club | 10/24/2026 | BIG ISLAND SWIMMING @ HPA | ||
| 3556 | Dexter Ocean | 49.56 | 8 | B: 38.19 (+11.37s | 22.9%) | Wave Aquatics | 10/03/2026 | 2026 PN Wave Rocktober Invitational Approved | ||
| 3557 | Jonah Sherman | 49.57 | 10 | B: 38.19 (+11.38s | 23.0%) | Montclair Swim Team | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | ||
| 3558 | Constantine Kolosov | 49.57 | 10 | B: 38.19 (+11.38s | 23.0%) | Mission Aurora Colorado Swimmi | 10/16/2026 | 2026 CO MACS Fall Invitational | ||
| 3559 | Jake Halleran | 49.58 | 10 | B: 38.19 (+11.39s | 23.0%) | Cascade Swim Club | 01/18/2026 | 2026 PN BC Snowflake Classic Invite Approved | ||
| 3560 | Landon Massey | 49.58 | 9 | B: 38.19 (+11.39s | 23.0%) | California Gold | 10/17/2026 | Pumpkin Meet, Oct 2026 | ||
| 3561 | Jasper Chian | 49.58 | 8 | B: 38.19 (+11.39s | 23.0%) | The Olympic Club | 04/18/2026 | RP SWIM CLUB (PRNA) SPRING SWIM FEST! | ||
| 3562 | Elliot Sheikh | 49.59 | 9 | B: 38.19 (+11.40s | 23.0%) | Life Time Colorado Swim Club | 01/02/2026 | 2026 CO COSA New Year Open | ||
| 3563 | Maxwell Ma | 49.60 | 9 | B: 38.19 (+11.41s | 23.0%) | California Dolphins Swim Team | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | ||
| 3564 | Ethan Madlangbayan | 49.60 | 9 | B: 38.19 (+11.41s | 23.0%) | South Bay Aquatics | 09/20/2025 | 2025 SI PS Freestyle Festival Sat | ||
| 3565 | Ethan Haycraft | 49.60 | 9 | B: 38.19 (+11.41s | 23.0%) | Blue Dolphin Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | ||
| 3566 | Oliver Tornatore-Pili | 49.60 | 8 | B: 38.19 (+11.41s | 23.0%) | Burlingame Aquatics | 10/24/2026 | BAC SPOOKY FALL CLASSIC | ||
| 3567 | Jonathan Hou | 49.61 | 9 | B: 38.19 (+11.42s | 23.0%) | West Coast Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | ||
| 3568 | Pranav Gawarikar | 49.62 | 9 | B: 38.19 (+11.43s | 23.0%) | Hillsboro Swim Team | 10/09/2026 | 2026 OR HEAT Fall Invitational | ||
| 3569 | Joshua Chun | 49.63 | 10 | B: 38.19 (+11.44s | 23.1%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | ||
| 3570 | Adlai Bielenberg | 49.63 | 10 | B: 38.19 (+11.44s | 23.1%) | Team Sopris Swimming | 09/26/2026 | 2026 CO Steamboat Fall Invitational | ||
| 3571 | Aurelius Collins | 49.64 | 8 | B: 38.19 (+11.45s | 23.1%) | La Grande Swim Club | 10/25/2025 | 2025 Spooktacular Swim Meet | ||
| 3572 | Jacob Chan | 49.67 | 10 | B: 38.19 (+11.48s | 23.1%) | Apex | 01/23/2026 | 2026 TTSC Winter Qualifier | ||
| 3573 | Xavier Cothran | 49.67 | 9 | B: 38.19 (+11.48s | 23.1%) | Excel Aquatics | 09/25/2026 | 2026 Excel Aquatics Fall Fest Invite | ||
| 3574 | Toby Benkovic | 49.68 | 7 | B: 38.19 (+11.49s | 23.1%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | ||
| 3575 | Mo-Chen Chiu | 49.68 | 10 | B: 38.19 (+11.49s | 23.1%) | California Dolphins Swim Team | 10/10/2026 | Orinda Aquatics PC SC C B BB+ | ||
| 3576 | Jakub Rezac | 49.71 | 8 | B: 38.19 (+11.52s | 23.2%) | Longmont Swim Club | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | ||
| 3577 | Jaxon Harris | 49.73 | 9 | B: 38.19 (+11.54s | 23.2%) | Neptune Swimming | 10/04/2024 | SRN At SSS Dual | ||
| 3578 | Ephraim Stephenson-Sabin | 49.73 | 7 | B: 38.19 (+11.54s | 23.2%) | Napa Valley Swim Team | 07/25/2026 | 2026 REAL Championships | ||
| 3579 | Quinn Janes | 49.74 | 9 | B: 38.19 (+11.55s | 23.2%) | Rocky Ford Blue Marlins | 07/31/2026 | 2026 CO Scottie Aschermann Memorial | ||
| 3580 | Lincoln Barcenas | 49.74 | 8 | B: 38.19 (+11.55s | 23.2%) | Denver Swim Academy | 03/14/2026 | 2026 CO ACES Mighty Mini Meet | ||
| 3581 | Hunter Brower | 49.74 | 9 | B: 38.19 (+11.55s | 23.2%) | California Capital Aquatics | 09/26/2026 | 2026 CCA Spook Tacular | ||
| 3582 | William Sterngold | 49.75 | 9 | B: 38.19 (+11.56s | 23.2%) | California Capital Aquatics | 09/26/2026 | 2026 CCA Spook Tacular | ||
| 3583 | Alexander Lemire | 49.76 | 10 | B: 38.19 (+11.57s | 23.3%) | Blue Dolphin Swim Team | 01/11/2026 | 2026 NE ORO January Meet | ||
| 3584 | Pavel Lavrov | 49.76 | 8 | B: 38.19 (+11.57s | 23.3%) | Wave Aquatics | 10/03/2026 | 2026 PN Wave Rocktober Invitational Approved | ||
| 3585 | Bernard Tran | 49.77 | 9 | B: 38.19 (+11.58s | 23.3%) | College Area Swim Team | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | ||
| 3586 | Filip Konopka | 49.78 | 10 | B: 38.19 (+11.59s | 23.3%) | Livermore AquaCowboys | 09/19/2026 | PC LAC C B BB 26 Copied | ||
| 3587 | Atticus Lamb | 49.78 | 9 | B: 38.19 (+11.59s | 23.3%) | Wind N Sea Swim Team | 08/08/2026 | 2026 SI WIND All Ages NTS Wrap Up Meet | ||
| 3588 | Isaiah Chung | 49.78 | 8 | B: 38.19 (+11.59s | 23.3%) | Jbarracudas Swim Team | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | ||
| 3589 | Noah Silva | 49.79 | 8 | B: 38.19 (+11.60s | 23.3%) | Lahaina Swim Club | 12/06/2025 | 2025 MAGSA SCY B3 Meet | ||
| 3590 | Luka Zdravic | 49.79 | 8 | B: 38.19 (+11.60s | 23.3%) | Napa Valley Swim Team | 09/26/2026 | WANV CBA+ Endless Summer Meet 2026 | ||
| 3591 | Theodore Stenberg | 49.80 | 8 | B: 38.19 (+11.61s | 23.3%) | Napa Valley Swim Team | 02/22/2025 | NVST Swimming Into Spring | ||
| 3592 | Hayden Long | 49.80 | 9 | B: 38.19 (+11.61s | 23.3%) | Manta Ray Aquatics | 09/22/2024 | 2024 SI PS Freestyle Festival Sun | ||
| 3593 | Oliver Brown | 49.80 | 7 | B: 38.19 (+11.61s | 23.3%) | Lewis Clark Neptune Swim Team | 01/16/2026 | 2026 Hells Canyon Invitational | ||
| 3594 | Arin Singh | 49.81 | 10 | B: 38.19 (+11.62s | 23.3%) | Highlands Ranch Aquatics | 10/09/2026 | 2026 CO Gian Luc Jordan Open | ||
| 3595 | Easton Culver | 49.82 | 9 | B: 38.19 (+11.63s | 23.3%) | Rainbow Aquatics | 09/13/2026 | PCA ABC Kalani SCY Meet | ||
| 3596 | Adam Rigg | 49.82 | 10 | B: 38.19 (+11.63s | 23.3%) | Univ. of Denver Hilltoppers | 09/19/2026 | 2026 CO TOPS FST Pentathlon | ||
| 3597 | Camden Sustare | 49.84 | 8 | B: 38.19 (+11.65s | 23.4%) | Bend Swim Club | 02/04/2026 | 2026 Bend Swim Club Intersquad Challenger | ||
| 3598 | Hudson Noss | 49.84 | 10 | B: 38.19 (+11.65s | 23.4%) | Longmont Swim Club | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | ||
| 3599 | Matteo D'Amato | 49.85 | 9 | B: 38.19 (+11.66s | 23.4%) | DeAnza Cupertino Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | ||
| 3600 | Felix Rao | 49.85 | 7 | B: 38.19 (+11.66s | 23.4%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | ||
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.