USA Boys 10 & under - 50 M Back
These rankings show the swimmers' placement within the United States.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 451 | Eamon Balch | 42.31 | 10 | A Min | AA: 41.09 (+1.22s | 2.9%) | La Mirada Armada | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 452 | Yining Zhao | 42.31 | 10 | A Min | AA: 41.09 (+1.22s | 2.9%) | Tac Titans | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 453 | Jeffrey Crouse | 42.32 | 10 | A Min | AA: 41.09 (+1.23s | 2.9%) | Livermore AquaCowboys | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 454 | Logan Hall | 42.34 | 10 | A Min | AA: 41.09 (+1.25s | 3.0%) | Marlins Of Raleigh | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 455 | Yusuf Awad | 42.34 | 9 | A Min | AA: 41.09 (+1.25s | 3.0%) | Gator Swim Club | 06/25/2026 | 2026 FAST Independence Invitational | |
| 456 | Keegan Bertoia | 42.34 | 10 | A Min | AA: 41.09 (+1.25s | 3.0%) | Schertz YMCA Swim Team | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 457 | Gael Hernandez | 42.34 | 10 | A Min | AA: 41.09 (+1.25s | 3.0%) | EL Paso Border Land Swim Team | 06/12/2026 | 2026 BD DSSC Poppas Day | |
| 458 | Andrew Price | 42.35 | 10 | A Min | AA: 41.09 (+1.26s | 3.0%) | Ensworth Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 459 | Milo Radis | 42.35 | 10 | A Min | AA: 41.09 (+1.26s | 3.0%) | The Spartans of La Canada | 06/11/2026 | 2026 SCS June AG Invite | |
| 460 | Marco Hines | 42.37 | 10 | A Min | AA: 41.09 (+1.28s | 3.0%) | Southwest Aquatic Team | 06/12/2026 | 2026 BD DSSC Poppas Day | |
| 461 | Landen Chen | 42.37 | 9 | A Min | AA: 41.09 (+1.28s | 3.0%) | Revolution Swim Club | 05/16/2026 | 2026 NE CS Spring Fever | |
| 462 | Dean Chou | 42.37 | 9 | A Min | AA: 41.09 (+1.28s | 3.0%) | Capital Area Aquatics | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 463 | Travis Ward | 42.38 | 11 | A Min | AA: 41.09 (+1.29s | 3.0%) | Wolverine Aquatics | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 464 | Brayden Nguyen | 42.39 | 10 | A Min | AA: 41.09 (+1.30s | 3.1%) | San Jose Goosemonkeys | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 465 | Lucas Ferguson | 42.39 | 10 | A Min | AA: 41.09 (+1.30s | 3.1%) | Aquatic Team Of Mecklenburg | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 466 | Owen Tan | 42.40 | 9 | A Min | AA: 41.09 (+1.31s | 3.1%) | Hawaii Swimming Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 467 | Theodore Post | 42.41 | 9 | A Min | AA: 41.09 (+1.32s | 3.1%) | Swim Team of Placentia | 06/11/2026 | 2026 SCS June AG Invite | |
| 468 | Luke Wang | 42.41 | 9 | A Min | AA: 41.09 (+1.32s | 3.1%) | Flatiron Athletic Club | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 469 | Elias Montelongo Campos | 42.42 | 10 | A Min | AA: 41.09 (+1.33s | 3.1%) | Crimson Aquatics | 05/30/2026 | 2026 NE RIAC Sail Away On The Ferry | |
| 470 | Corey Vonderheid | 42.43 | 9 | A Min | AA: 41.09 (+1.34s | 3.2%) | Fast Falcons | 06/25/2026 | 2026 FAST Independence Invitational | |
| 471 | Vince Cho | 42.43 | 9 | A Min | AA: 41.09 (+1.34s | 3.2%) | Maywood Sparks Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 472 | Jackson Staples | 42.43 | 10 | A Min | AA: 41.09 (+1.34s | 3.2%) | Las Cruces Aquatic Team | 06/12/2026 | 2026 BD DSSC Poppas Day | |
| 473 | David Limakov | 42.45 | 10 | A Min | AA: 41.09 (+1.36s | 3.2%) | Pipeline Swimming | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 474 | Colin Paget | 42.45 | 10 | A Min | AA: 41.09 (+1.36s | 3.2%) | Nova of Virginia | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 475 | Miro Wang | 42.46 | 10 | A Min | AA: 41.09 (+1.37s | 3.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 476 | Jimmy Zhan | 42.46 | 10 | A Min | AA: 41.09 (+1.37s | 3.2%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 477 | Dylan sun | 42.47 | 10 | A Min | AA: 41.09 (+1.38s | 3.2%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 478 | Shay Jain | 42.47 | 9 | A Min | AA: 41.09 (+1.38s | 3.2%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 479 | Yixuan Zhu | 42.48 | 10 | A Min | AA: 41.09 (+1.39s | 3.3%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 480 | Carter Novak | 42.48 | 10 | A Min | AA: 41.09 (+1.39s | 3.3%) | Aquatic Team Of Mecklenburg | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 481 | Zacharia Labyed | 42.49 | 9 | A Min | AA: 41.09 (+1.40s | 3.3%) | North Coast Aquatics | 06/19/2026 | 2026 SI Splash And Dash | |
| 482 | Thomas Nash | 42.50 | 9 | A Min | AA: 41.09 (+1.41s | 3.3%) | Coast Gaurd Blue Dolphins | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 483 | Connor Li | 42.51 | 9 | A Min | AA: 41.09 (+1.42s | 3.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 484 | Andrew Knol | 42.52 | 10 | A Min | AA: 41.09 (+1.43s | 3.4%) | Pacific Swim | 06/19/2026 | 2026 SI Splash And Dash | |
| 485 | Thomas Brinton | 42.52 | 9 | A Min | AA: 41.09 (+1.43s | 3.4%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | |
| 486 | Anderson Bradley | 42.52 | 10 | A Min | AA: 41.09 (+1.43s | 3.4%) | Coastal Machine Aquatics Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 487 | Chase Turlington | 42.53 | 10 | A Min | AA: 41.09 (+1.44s | 3.4%) | Tac Titans | 06/19/2026 | 2026 TAC TITANS Summer Trident Meet | |
| 488 | Lichen Chi | 42.54 | 9 | A Min | AA: 41.09 (+1.45s | 3.4%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 489 | Ivan Zhao | 42.54 | 8 | A Min | AA: 41.09 (+1.45s | 3.4%) | Southwest Stars Swim Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 490 | Jimmy Fang | 42.55 | 10 | A Min | AA: 41.09 (+1.46s | 3.4%) | Nitro Swimming | 05/30/2026 | 2026 ST NTRO LC May Splashdown | |
| 491 | Marcus Burger | 42.57 | 10 | A Min | AA: 41.09 (+1.48s | 3.5%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 492 | Blaine Maramot | 42.58 | 10 | A Min | AA: 41.09 (+1.49s | 3.5%) | Buenaventura Swim Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 493 | Micah Kusbel | 42.59 | 10 | A Min | AA: 41.09 (+1.50s | 3.5%) | Southwest Aquatic Warriors | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 494 | Leon Yan | 42.60 | 9 | A Min | AA: 41.09 (+1.51s | 3.5%) | Waterloo Swimming | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 495 | Joshua Gonen | 42.61 | 9 | A Min | AA: 41.09 (+1.52s | 3.6%) | YMCA of Austin Swim Alliance | 06/12/2026 | 2026 ST TXLA Texas Open Invite | |
| 496 | Bryce Morales | 42.61 | 9 | A Min | AA: 41.09 (+1.52s | 3.6%) | Jcc Waves | 06/11/2026 | 2026 SCS June AG Invite | |
| 497 | Tyler Zhu | 42.61 | 10 | A Min | AA: 41.09 (+1.52s | 3.6%) | Arctic Aquatics | 04/11/2026 | 2026 NE CS Season Opener | |
| 498 | Yihong Xiang | 42.62 | 10 | A Min | AA: 41.09 (+1.53s | 3.6%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 499 | Andrew Williams | 42.62 | 10 | A Min | AA: 41.09 (+1.53s | 3.6%) | East Hartford YMCA | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 500 | David Shoer | 42.62 | 10 | A Min | AA: 41.09 (+1.53s | 3.6%) | Patriot Aquatics | 05/15/2026 | 2026 PA Long Course 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.