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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Jason Ye | 37.28 | 10 | BB Min | A: 35.69 (+1.59s | 4.3%) | Alto Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 152 | Matthew Ko | 37.29 | 10 | BB Min | A: 35.69 (+1.60s | 4.3%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 153 | Charlie Wheeler | 37.30 | 10 | BB Min | A: 35.69 (+1.61s | 4.3%) | Longmont Swim Club | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 154 | Parker Sampson | 37.30 | 10 | BB Min | A: 35.69 (+1.61s | 4.3%) | Denver Swim Academy | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 155 | Winston Chase | 37.33 | 10 | BB Min | A: 35.69 (+1.64s | 4.4%) | Utah Valley Aquatics | 05/29/2025 | 2025 UVRays Oviatt Open | |
| 156 | Chayton Zhou | 37.34 | 9 | BB Min | A: 35.69 (+1.65s | 4.4%) | Pleasanton Seahawks | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 157 | Zacharia Labyed | 37.42 | 9 | BB Min | A: 35.69 (+1.73s | 4.6%) | North Coast Aquatics | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 158 | Andy Wang | 37.43 | 10 | BB Min | A: 35.69 (+1.74s | 4.6%) | Tualatin Hills Swim Club | 06/26/2025 | 2025 Howard Jones Open | |
| 159 | Jonathan Wen | 37.45 | 10 | BB Min | A: 35.69 (+1.76s | 4.7%) | Rancho San Dieguito | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 160 | Elijah Dailey | 37.60 | 10 | BB Min | A: 35.69 (+1.91s | 5.1%) | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | ||
| 161 | Mario Aoki | 37.61 | 9 | BB Min | A: 35.69 (+1.92s | 5.1%) | Falfins Swimming | 06/20/2025 | 2025 Falfins Long Course Open | |
| 162 | Shaler Berry | 37.62 | 9 | BB Min | A: 35.69 (+1.93s | 5.1%) | Heartland Swim Assoc | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 163 | Logan Fischer | 37.63 | 10 | BB Min | A: 35.69 (+1.94s | 5.2%) | Denver Swim Academy | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 164 | Koa Tejwani | 37.63 | 9 | BB Min | A: 35.69 (+1.94s | 5.2%) | Jcc Waves | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 165 | Jasper de Szoeke | 37.66 | 10 | BB Min | A: 35.69 (+1.97s | 5.2%) | Corvallis Aquatic Team | 06/13/2025 | 2025 Mike Morris Memorial Invitational | |
| 166 | Caleb Stone | 37.68 | 10 | BB Min | A: 35.69 (+1.99s | 5.3%) | Bellingham Bay Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 167 | Yupeng Wang | 37.69 | 10 | BB Min | A: 35.69 (+2.00s | 5.3%) | Monterey Park Manta Rays | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 168 | Ethan Rana | 37.70 | 10 | BB Min | A: 35.69 (+2.01s | 5.3%) | Highlands Ranch Aquatics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 169 | Sebastian Hartline | 37.70 | 10 | BB Min | A: 35.69 (+2.01s | 5.3%) | Multnomah Athletic Club | 05/02/2025 | 2025 THSC Spring Invitational | |
| 170 | Aydan Li | 37.70 | 10 | BB Min | A: 35.69 (+2.01s | 5.3%) | Hydro Aquatics Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 171 | Jacob Liu | 37.72 | 10 | BB Min | A: 35.69 (+2.03s | 5.4%) | Trident Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 172 | Arwin Safaee | 37.75 | 10 | BB Min | A: 35.69 (+2.06s | 5.5%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 173 | Marco Gonzalez | 37.82 | 10 | BB Min | A: 35.69 (+2.13s | 5.6%) | South Bay Aquatics | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 174 | Rain Liu | 37.84 | 10 | BB Min | A: 35.69 (+2.15s | 5.7%) | Rancho San Dieguito | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 175 | Conrad Shwe | 37.85 | 9 | BB Min | A: 35.69 (+2.16s | 5.7%) | Clovis Swim Club | 07/16/2025 | Renee And Jim Patterson Meet 2025 | |
| 176 | Guo-Shiun Gau | 37.87 | 10 | BB Min | A: 35.69 (+2.18s | 5.8%) | King Aquatic Club | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 177 | Tucker McCullough | 37.87 | 10 | BB Min | A: 35.69 (+2.18s | 5.8%) | Team Rebel Aquatics | 07/25/2024 | 2024 CA SCS RAA Summer A G Champs | |
| 178 | Asher Mormino | 37.89 | 9 | BB Min | A: 35.69 (+2.20s | 5.8%) | Bend Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 179 | Callum Gillilan | 37.89 | 10 | BB Min | A: 35.69 (+2.20s | 5.8%) | Fort Collins Area Swim Team | 04/25/2025 | 2025 CO FAST Spring Splash LC Open | |
| 180 | Oleksandr Yaroshyk | 37.89 | 10 | BB Min | A: 35.69 (+2.20s | 5.8%) | Valley Aquatics | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 181 | Arthur Shackelton | 37.89 | 9 | BB Min | A: 35.69 (+2.20s | 5.8%) | Lakeridge Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | |
| 182 | Nico Losada-Saputo | 37.91 | 10 | BB Min | A: 35.69 (+2.22s | 5.9%) | Terrapins Swim Team | 07/27/2024 | OA Summer Finale SCY LCM Invitational 2024 | |
| 183 | Jayden Liu | 37.91 | 10 | BB Min | A: 35.69 (+2.22s | 5.9%) | Pacific Dragons Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 184 | Adam Ma | 37.95 | 10 | BB Min | A: 35.69 (+2.26s | 6.0%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 185 | Jackson Lee | 37.99 | 10 | BB Min | A: 35.69 (+2.30s | 6.1%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 186 | Stewart Bye | 38.01 | 10 | BB Min | A: 35.69 (+2.32s | 6.1%) | Corvallis Aquatic Team | 07/19/2025 | CAT Summer Open | |
| 187 | Harvey Zhang | 38.01 | 10 | BB Min | A: 35.69 (+2.32s | 6.1%) | Pro Swimming | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 188 | Declan Sederholm | 38.06 | 10 | BB Min | A: 35.69 (+2.37s | 6.2%) | Hilltop Aquatic Swim Team | 07/17/2025 | 2025 UTAGS LC Championships | |
| 189 | Francisco Diaz | 38.06 | 10 | BB Min | A: 35.69 (+2.37s | 6.2%) | Lynwood Marlins Swim Team | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 190 | Luka McGrath | 38.08 | 10 | BB Min | A: 35.69 (+2.39s | 6.3%) | Multnomah Athletic Club | 04/18/2025 | 2025 MAC LONG COURSE INVITATIONAL | |
| 191 | Martin Decotigny | 38.10 | 10 | BB Min | A: 35.69 (+2.41s | 6.3%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 192 | Noah Mobasseri | 38.13 | 9 | BB Min | A: 35.69 (+2.44s | 6.4%) | Aquazot Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 193 | Reagan Wilsey | 38.17 | 10 | BB Min | A: 35.69 (+2.48s | 6.5%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 194 | Miro Wang | 38.19 | 10 | BB Min | A: 35.69 (+2.50s | 6.5%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 195 | Carter Hollingsworth | 38.35 | 10 | BB Min | A: 35.69 (+2.66s | 6.9%) | Castle Rock Swimming | 06/06/2025 | 2025 CO FAST June Bonanza | |
| 196 | Matthew McNeilly | 38.35 | 9 | BB Min | A: 35.69 (+2.66s | 6.9%) | CAC Stingrays Swim Team | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 197 | Zachary Bixler | 38.44 | 10 | BB Min | A: 35.69 (+2.75s | 7.2%) | Inland Coastal Aquatic Club | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 198 | Jonathan Li | 38.44 | 8 | BB Min | A: 35.69 (+2.75s | 7.2%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 199 | Finn Scott | 38.46 | 10 | BB Min | A: 35.69 (+2.77s | 7.2%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 200 | Austin Mitchell | 38.47 | 10 | BB Min | A: 35.69 (+2.78s | 7.2%) | Valley Aquatics | 07/24/2025 | 2025 PN 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.