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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1001 | David Tan | 48.63 | 8 | B: 43.89 (+4.74s | 9.7%) | Pacifica Sea Lions | 06/06/2025 | BAC C B A Meet | ||
| 1002 | Shuyi Tan | 48.66 | 8 | B: 43.89 (+4.77s | 9.8%) | Blue Dolphin Swim Team | 06/14/2025 | 2025 IST June Invtational | ||
| 1003 | John Knudsen | 48.66 | 9 | B: 43.89 (+4.77s | 9.8%) | Puget Sound Swim Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 1004 | Gavin Merrill | 48.69 | 8 | B: 43.89 (+4.80s | 9.9%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 1005 | Giovanni Bigelow | 48.70 | 9 | B: 43.89 (+4.81s | 9.9%) | Thunderbird Aquatic Club | 06/20/2025 | 2025 IE VS Starlight Open | ||
| 1006 | Axel Deklotz | 48.73 | 9 | B: 43.89 (+4.84s | 9.9%) | Fresno Dolphins Swim Team | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | ||
| 1007 | Ridge Harris | 48.74 | 7 | B: 43.89 (+4.85s | 10.0%) | Bend Swim Club | 06/20/2025 | Bend Swim Club Sun Country Invite | ||
| 1008 | Benjamin Du | 48.77 | 9 | B: 43.89 (+4.88s | 10.0%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 1009 | Francis Wang | 48.79 | 8 | B: 43.89 (+4.90s | 10.0%) | West Coast Aquatics | 04/25/2025 | 2025 PN KING Spring Derby | ||
| 1010 | Brycen Hao | 48.80 | 10 | B: 43.89 (+4.91s | 10.1%) | Pacifica Sea Lions | 07/19/2025 | Alto Last Splash | ||
| 1011 | Steevenson Martins | 48.81 | 8 | B: 43.89 (+4.92s | 10.1%) | McMinnville Swim Club | 06/27/2025 | TEAM Summer Invitational | ||
| 1012 | Roland Suida | 48.81 | 8 | B: 43.89 (+4.92s | 10.1%) | Rogue Rapids | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | ||
| 1013 | Jeremy Liu | 48.83 | 9 | B: 43.89 (+4.94s | 10.1%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | ||
| 1014 | Minjun Park | 48.85 | 10 | B: 43.89 (+4.96s | 10.2%) | Chinook Aquatic Club | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1015 | George Bolt | 48.86 | 10 | B: 43.89 (+4.97s | 10.2%) | VillaSport Swim Team | 07/11/2025 | 2025 THSC Summer Classic | ||
| 1016 | Santiago Zapata Munoz | 48.88 | 10 | B: 43.89 (+4.99s | 10.2%) | Tornadoes Swim Team | 05/02/2025 | 2025 AAA May LC Invitational | ||
| 1017 | Abraham Urrutia | 48.89 | 9 | B: 43.89 (+5.00s | 10.2%) | Foothills Swim Team | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 1018 | Michael Sohn | 48.89 | 9 | B: 43.89 (+5.00s | 10.2%) | Front Range Barracudas | 07/11/2025 | 2025 CO NCS Gold District Championships | ||
| 1019 | Brody Puska | 48.91 | 8 | B: 43.89 (+5.02s | 10.3%) | Apex | 07/19/2025 | Apex Intrasquad 3 | ||
| 1020 | Gabriel Wei | 48.92 | 9 | B: 43.89 (+5.03s | 10.3%) | California Dolphins Swim Team | 04/20/2024 | BSW Zone 2 C B B++ Long Course [PC 24 052] | ||
| 1021 | Bolden Rapuzzi | 48.94 | 8 | B: 43.89 (+5.05s | 10.3%) | Highlands Ranch Aquatics | 06/19/2025 | 2025 CO ACES Summer Invite | ||
| 1022 | Luca Moyes | 48.98 | 8 | B: 43.89 (+5.09s | 10.4%) | Lake Oswego Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | ||
| 1023 | Isaac Marcuson | 49.03 | 9 | B: 43.89 (+5.14s | 10.5%) | Aspire Aquatics of Colorado | 04/25/2025 | 2025 CO TOPS Arena Catch Me If You Can | ||
| 1024 | Jack Herson | 49.03 | 8 | B: 43.89 (+5.14s | 10.5%) | Albany Armada Aquatics | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 1025 | Cooper Garrett | 49.09 | 8 | B: 43.89 (+5.20s | 10.6%) | Tri-city Channel Cats | 07/25/2025 | 2025 IES LC CHAMPIONSHIPS | ||
| 1026 | Nathaniel Min | 49.12 | 8 | B: 43.89 (+5.23s | 10.6%) | Milpitas Aquatic Club | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 1027 | Mason NG | 49.13 | 9 | B: 43.89 (+5.24s | 10.7%) | Port Angeles Swim Club | 06/14/2025 | 2025 IST June Invtational | ||
| 1028 | Matthias Einhorn | 49.14 | 10 | B: 43.89 (+5.25s | 10.7%) | Reno Aquatic Club | 07/12/2025 | 2025 Silver State Championships | ||
| 1029 | Cesar Bautista | 49.16 | 9 | B: 43.89 (+5.27s | 10.7%) | Napa Valley Swim Team | 06/22/2024 | NVST S LAST CHANCE JO SUMMER PLUNGE | ||
| 1030 | Rees Yan | 49.18 | 10 | B: 43.89 (+5.29s | 10.8%) | Cascadia Swimming | 05/30/2025 | LA OPEN 2025 | ||
| 1031 | Micah Connell | 49.20 | 9 | B: 43.89 (+5.31s | 10.8%) | Quicksilver Swimming | 05/17/2024 | Quicksilver Swimming Zone 1S LCM C B A+ Meet | ||
| 1032 | William Wolfe-McCormick | 49.22 | 9 | B: 43.89 (+5.33s | 10.8%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | ||
| 1033 | Noah Wang | 49.27 | 9 | B: 43.89 (+5.38s | 10.9%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 1034 | Everett Crawford | 49.31 | 8 | B: 43.89 (+5.42s | 11.0%) | Bainbridge Island Swim Club | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | ||
| 1035 | George Li | 49.33 | 7 | B: 43.89 (+5.44s | 11.0%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1036 | Ryan Koh | 49.34 | 9 | B: 43.89 (+5.45s | 11.0%) | Quicksilver Swimming | 06/29/2024 | Alto Summer Swelter | ||
| 1037 | Peter Lemker | 49.36 | 8 | B: 43.89 (+5.47s | 11.1%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1038 | Dante Pullman-Letourneau | 49.37 | 10 | B: 43.89 (+5.48s | 11.1%) | Alameda Gators | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | ||
| 1039 | Noah Wu | 49.38 | 9 | B: 43.89 (+5.49s | 11.1%) | Milpitas Aquatic Club | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 1040 | Bar Eibschutz | 49.41 | 10 | B: 43.89 (+5.52s | 11.2%) | Los Altos Mountain View Aquati | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1041 | Alexander LeVering | 49.43 | 8 | B: 43.89 (+5.54s | 11.2%) | Utah Valley Aquatics | 06/13/2025 | 2025 SDAT Summer Spectacular | ||
| 1042 | Ronan MurdockPerriera | 49.44 | 8 | B: 43.89 (+5.55s | 11.2%) | AC Swim Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 1043 | Carter Schwenk | 49.45 | 9 | B: 43.89 (+5.56s | 11.2%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 1044 | Arthur Clavel | 49.48 | 10 | B: 43.89 (+5.59s | 11.3%) | YMCA Presidio Aquatics | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | ||
| 1045 | Christopher Chang | 49.48 | 9 | B: 43.89 (+5.59s | 11.3%) | Bellingham Bay Swim Team | 06/20/2025 | 2025 IE VS Starlight Open | ||
| 1046 | Jadon Lee | 49.49 | 9 | B: 43.89 (+5.60s | 11.3%) | Chinook Aquatic Club | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1047 | Landon Noble | 49.50 | 8 | B: 43.89 (+5.61s | 11.3%) | Highlands Ranch Aquatics | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | ||
| 1048 | Reyansh Kini | 49.51 | 9 | B: 43.89 (+5.62s | 11.4%) | San Ramon Valley Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | ||
| 1049 | Bronson Bruland | 49.51 | 9 | B: 43.89 (+5.62s | 11.4%) | Mlst | 07/12/2025 | 2025 Silver State Championships | ||
| 1050 | Daniel Castro | 49.51 | 9 | B: 43.89 (+5.62s | 11.4%) | Mission Aurora Colorado Swimmi | 07/11/2025 | 2025 CO NJ Firecracker Invite | ||
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.