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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1901 | Theron Thompson | 55.14 | 9 | B: 43.89 (+11.25s | 20.4%) | Tornadoes Swim Team | 05/01/2026 | 2026 AAA May LC Invitational | ||
| 1902 | Thomas Rea | 55.16 | 9 | B: 43.89 (+11.27s | 20.4%) | Redding Swim Club | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 1903 | River Cohen | 55.17 | 9 | B: 43.89 (+11.28s | 20.4%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | ||
| 1904 | Connor Crass | 55.17 | 9 | B: 43.89 (+11.28s | 20.4%) | Poseidon Aquatic Club | 05/01/2026 | 2026 PN BC May Flowers Approved | ||
| 1905 | Anders Castelein | 55.18 | 8 | B: 43.89 (+11.29s | 20.5%) | Fog City Hammerheads | 06/06/2025 | BAC C B A Meet | ||
| 1906 | Merritt Vuong | 55.23 | 8 | B: 43.89 (+11.34s | 20.5%) | SOL Swim Team | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | ||
| 1907 | Cassius Bui | 55.23 | 9 | B: 43.89 (+11.34s | 20.5%) | Front Range Barracudas | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | ||
| 1908 | Alton Rist | 55.23 | 8 | B: 43.89 (+11.34s | 20.5%) | Island Aquatics | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | ||
| 1909 | Benjamin Huang | 55.25 | 10 | B: 43.89 (+11.36s | 20.6%) | Otter Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | ||
| 1910 | Wade Hamilton | 55.32 | 9 | B: 43.89 (+11.43s | 20.7%) | Prineville Swim Team | 07/25/2025 | 2025 OR East Cascade Season Finale | ||
| 1911 | Noyan Naderalvojoud | 55.35 | 9 | B: 43.89 (+11.46s | 20.7%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | ||
| 1912 | Barrett Kaiser | 55.36 | 9 | B: 43.89 (+11.47s | 20.7%) | Front Range Barracudas | 05/17/2025 | 2025 CO CUDA Vs AQUA Dual | ||
| 1913 | Amos Taub | 55.37 | 10 | B: 43.89 (+11.48s | 20.7%) | Otter Swim Club | 04/27/2024 | Alto Spring Jam | ||
| 1914 | Beau Sanders | 55.39 | 10 | B: 43.89 (+11.50s | 20.8%) | Tillamook YMCA Sharks | 11/14/2025 | Pumpkin Sprint Meet 2025 | ||
| 1915 | Shane Mercado | 55.39 | 8 | B: 43.89 (+11.50s | 20.8%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 1916 | Leo Harrington | 55.43 | 10 | B: 43.89 (+11.54s | 20.8%) | Maverick Aquatics | 06/19/2025 | 2025 CO Grand Junction Invitational | ||
| 1917 | Brandon Brooks | 55.43 | 9 | B: 43.89 (+11.54s | 20.8%) | Olympus Aquatics | 05/30/2025 | 2025 UT CHAT Non Qualifier | ||
| 1918 | Thomas Rojas-Small | 55.44 | 8 | B: 43.89 (+11.55s | 20.8%) | Atomic Swim Club | 05/29/2026 | 2026 TRI CITY INVITATIONAL | ||
| 1919 | Felix Parvanta | 55.44 | 8 | B: 43.89 (+11.55s | 20.8%) | Brentwood Seawolves | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 1920 | Jadon Hornor | 55.45 | 9 | B: 43.89 (+11.56s | 20.8%) | Mount Hood Aquatics | 06/12/2026 | 73rd Ted Walker Invitational 2026 | ||
| 1921 | Kai Molina | 55.51 | 7 | B: 43.89 (+11.62s | 20.9%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 1922 | Michael Shchukin | 55.54 | 8 | B: 43.89 (+11.65s | 21.0%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 1923 | Yunze Song | 55.56 | 6 | B: 43.89 (+11.67s | 21.0%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | ||
| 1924 | Dominic Honzo | 55.59 | 9 | B: 43.89 (+11.70s | 21.0%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 1925 | Micah Sciotto | 55.60 | 9 | B: 43.89 (+11.71s | 21.1%) | River Road Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | ||
| 1926 | Satya Gidwani | 55.60 | 10 | B: 43.89 (+11.71s | 21.1%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1927 | Maxwell Mullen-Karlin | 55.60 | 9 | B: 43.89 (+11.71s | 21.1%) | Hills Hurricane Swimming | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 1928 | Timothy Chau | 55.62 | 8 | B: 43.89 (+11.73s | 21.1%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 1929 | Samuel Bernabe | 55.66 | 7 | B: 43.89 (+11.77s | 21.1%) | Elko Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | ||
| 1930 | Keagan Welter | 55.66 | 9 | B: 43.89 (+11.77s | 21.1%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | ||
| 1931 | Oliver Ng | 55.67 | 7 | B: 43.89 (+11.78s | 21.2%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | ||
| 1932 | James Bliss | 55.70 | 7 | B: 43.89 (+11.81s | 21.2%) | College Area Swim Team | 05/23/2026 | 2026 SI HSA 2 All Ages NTS May 23 24 | ||
| 1933 | Ethan Nipert | 55.71 | 8 | B: 43.89 (+11.82s | 21.2%) | Puget Sound Swim Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 1934 | Cable George | 55.74 | 10 | B: 43.89 (+11.85s | 21.3%) | Columbia River Swim Team | 06/07/2025 | 2025 OR CRST Summer Blast 2 | ||
| 1935 | Owen Mast | 55.76 | 9 | B: 43.89 (+11.87s | 21.3%) | Quicksilver Swimming | 05/22/2024 | Zone 1S Micro Meet SJ1 (Host QSS) | ||
| 1936 | Ephraim Stephenson-Sabin | 55.76 | 7 | B: 43.89 (+11.87s | 21.3%) | Napa Valley Swim Team | 06/27/2026 | NVST Summer Plunge 2026 | ||
| 1937 | Sullivan Wessel | 55.79 | 10 | B: 43.89 (+11.90s | 21.3%) | Puget Sound Swim Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 1938 | Zane Small | 55.80 | 9 | B: 43.89 (+11.91s | 21.3%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 1939 | Austin Sommer | 55.80 | 8 | B: 43.89 (+11.91s | 21.3%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 1940 | Henry Hoffman | 55.82 | 8 | B: 43.89 (+11.93s | 21.4%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | ||
| 1941 | Zion Dickey | 55.85 | 10 | B: 43.89 (+11.96s | 21.4%) | Prineville Swim Team | 06/19/2026 | Prineville Invitational Swim Meet | ||
| 1942 | Rigel Aumuller | 55.89 | 10 | B: 43.89 (+12.00s | 21.5%) | Mount Hood Aquatics | 06/12/2026 | 73rd Ted Walker Invitational 2026 | ||
| 1943 | Bryden Denney | 55.91 | 8 | B: 43.89 (+12.02s | 21.5%) | The Dalles Swim Team | 06/19/2026 | Prineville Invitational Swim Meet | ||
| 1944 | Ry Blakeslee | 55.92 | 8 | B: 43.89 (+12.03s | 21.5%) | Hood River Valley Swim Team | 04/25/2026 | GACC Spring Invitational | ||
| 1945 | Samuel Leafblad | 55.94 | 6 | B: 43.89 (+12.05s | 21.5%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 1946 | Darius Parineh | 55.94 | 9 | B: 43.89 (+12.05s | 21.5%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1947 | Phineas Bonzani | 55.97 | 10 | B: 43.89 (+12.08s | 21.6%) | Pendleton Swim Association | 07/04/2026 | Pendleton Open 2026 | ||
| 1948 | Grant Silva | 55.98 | 7 | B: 43.89 (+12.09s | 21.6%) | Capital City Athletics | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | ||
| 1949 | Gabriel Cook | 55.98 | 7 | B: 43.89 (+12.09s | 21.6%) | SlipStream Aquatics | 06/18/2026 | 2026 CO Grand Junction Invitational | ||
| 1950 | Dan Dingcong | 55.99 | 8 | B: 43.89 (+12.10s | 21.6%) | California Capital Aquatics | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | ||
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.