Western Zone Zone Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3501 | William Byer | 1:19.21 | 8 | B: 48.29 (+30.92s | 39.0%) | Mission Aurora Colorado Swimmi | 01/03/2026 | 2026 CO MACS Winter Invitationak | ||
| 3502 | Karl Johnson | 1:19.53 | 7 | B: 48.29 (+31.24s | 39.3%) | Fort Collins Area Swim Team | 03/06/2026 | 2026 CO NCS Winter District Championships | ||
| 3503 | August Smith | 1:19.62 | 9 | B: 48.29 (+31.33s | 39.3%) | Fort Collins Area Swim Team | 01/23/2026 | 2026 CO FAST Winter Open | ||
| 3504 | Rory Brown | 1:19.64 | 8 | B: 48.29 (+31.35s | 39.4%) | Boise Swim Club | 10/13/2024 | BSC BY Spooky Time Trial | ||
| 3505 | Liam Lai | 1:19.70 | 6 | B: 48.29 (+31.41s | 39.4%) | Chinook Aquatic Club | 03/07/2026 | 2026 PN C March Madness Approved | ||
| 3506 | Aadith Ananthu | 1:19.79 | 8 | B: 48.29 (+31.50s | 39.5%) | Rancho San Dieguito | 10/11/2025 | 2025 SI RSD All Ages B C Meet | ||
| 3507 | Judson Tillema | 1:19.91 | 9 | B: 48.29 (+31.62s | 39.6%) | Arizona Dolphins | 02/14/2025 | 33rd Annual Lost Dutchman Invitational | ||
| 3508 | Charlie Davis | 1:19.96 | 7 | B: 48.29 (+31.67s | 39.6%) | Front Range Barracudas | 01/16/2026 | 2026 CO CUDA Classic | ||
| 3509 | Harold Sampson | 1:19.98 | 7 | B: 48.29 (+31.69s | 39.6%) | Lake Oswego Swim Club | 11/01/2024 | 2024 McSwimville Invitational | ||
| 3510 | Kushagra Jadiya | 1:20.00 | 9 | B: 48.29 (+31.71s | 39.6%) | Livermore AquaCowboys | 07/25/2026 | Zone 2 Summer Championships | ||
| 3511 | Oliver Lee | 1:20.50 | 7 | B: 48.29 (+32.21s | 40.0%) | Lake Oswego Swim Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 3512 | Ray Akoum | 1:20.61 | 7 | B: 48.29 (+32.32s | 40.1%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | ||
| 3513 | Renley Reerslev | 1:20.75 | 9 | B: 48.29 (+32.46s | 40.2%) | Eugene City Swim Club | 08/07/2026 | Big Kahuna 2026 | ||
| 3514 | Roman Draper | 1:20.77 | 7 | B: 48.29 (+32.48s | 40.2%) | Manta Ray Aquatics | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | ||
| 3515 | Hudson Cheng | 1:20.95 | 6 | B: 48.29 (+32.66s | 40.3%) | Wave Aquatics | 01/24/2026 | 2026 PN WAVE Winter Invitational Approved | ||
| 3516 | Andres Castorena | 1:20.97 | 8 | B: 48.29 (+32.68s | 40.4%) | Manta Ray Aquatics | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | ||
| 3517 | Gavin Hoffman | 1:21.07 | 7 | B: 48.29 (+32.78s | 40.4%) | Douglas Dolfins Swim Team | 06/13/2026 | Bishop Invitational 2026 | ||
| 3518 | Kevin Li | 1:21.19 | 10 | B: 48.29 (+32.90s | 40.5%) | Sunnyvale Swim Club | 04/11/2025 | SUNN Spring Showers Intrasquad Meet | ||
| 3519 | Jasper Petersdorf | 1:21.50 | 6 | B: 48.29 (+33.21s | 40.7%) | Thurston Olympians Swim Club | 03/21/2026 | 2026 PN OSTSEAL Kaholo Island ClassicApproved | ||
| 3520 | Emerson May | 1:21.80 | 8 | B: 48.29 (+33.51s | 41.0%) | Hillsboro Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 3521 | Bodhi Scott | 1:22.26 | 8 | B: 48.29 (+33.97s | 41.3%) | Fresno Dolphins Swim Team | 10/12/2024 | 2024 YMSC Half Dome Haven | ||
| 3522 | Troy Lenz | 1:22.61 | 7 | B: 48.29 (+34.32s | 41.5%) | Brentwood Seawolves | 09/28/2024 | Orinda Aquatics SC C B BB+ Meet | ||
| 3523 | Jayson Wu | 1:22.86 | 6 | B: 48.29 (+34.57s | 41.7%) | Palo Alto Stanford Aquatics | 07/10/2026 | Sensational Summer Of 26 Block Party | ||
| 3524 | Wyatt Kulisek | 1:23.16 | 7 | B: 48.29 (+34.87s | 41.9%) | Hydro Aquatics Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | ||
| 3525 | Huxley Holsaeter | 1:23.19 | 7 | B: 48.29 (+34.90s | 42.0%) | Kamehameha Swim Club | 01/11/2026 | ABC SCY Meet | ||
| 3526 | Noah Bosel | 1:23.36 | 8 | B: 48.29 (+35.07s | 42.1%) | Unattached | 11/15/2024 | MBSC GSMY Z1S Race To AGC C B A+ | ||
| 3527 | Owen Pendergrass | 1:23.39 | 8 | B: 48.29 (+35.10s | 42.1%) | Falfins Swimming | 01/10/2026 | 2026 CO Falfins SC Series #3 | ||
| 3528 | Zachary Gedeon | 1:23.57 | 7 | B: 48.29 (+35.28s | 42.2%) | Wasatch Front Fish Market | 11/12/2025 | WFFM November Developmental | ||
| 3529 | Rowan Echols | 1:23.70 | 7 | B: 48.29 (+35.41s | 42.3%) | Salida Cyclones | 06/19/2026 | 2026 Max Shirley Radiff Memorial | ||
| 3530 | Carlos Gutierrez-Hernandez | 1:23.72 | 7 | B: 48.29 (+35.43s | 42.3%) | Merced Skimmers Swim Team | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 3531 | Lev Hantman | 1:23.73 | 6 | B: 48.29 (+35.44s | 42.3%) | Wind N Sea Swim Team | 08/08/2026 | 2026 SI WIND All Ages NTS Wrap Up Meet | ||
| 3532 | Ryan Hemmasian Ettefagh | 1:23.80 | 7 | B: 48.29 (+35.51s | 42.4%) | Hillsboro Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 3533 | Wesley Arnold | 1:23.89 | 9 | B: 48.29 (+35.60s | 42.4%) | Fort Collins Area Swim Team | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | ||
| 3534 | Russell Eanes | 1:24.16 | 10 | B: 48.29 (+35.87s | 42.6%) | Mlst | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 3535 | Hugh Hepworth | 1:24.19 | 6 | B: 48.29 (+35.90s | 42.6%) | Magic Valley Marlins | 12/13/2025 | 2025 Holiday Classic | ||
| 3536 | Lucas Hernandez | 1:24.63 | 9 | B: 48.29 (+36.34s | 42.9%) | Swim Lake City Legends | 03/22/2024 | The Golden Race 2024 | ||
| 3537 | Ace Pham | 1:24.75 | 6 | B: 48.29 (+36.46s | 43.0%) | Hillsboro Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 3538 | Emmitt Girardin | 1:25.24 | 8 | B: 48.29 (+36.95s | 43.3%) | Bishop Swim Team | 06/13/2026 | Bishop Invitational 2026 | ||
| 3539 | Deniz Yildirim | 1:25.71 | 8 | B: 48.29 (+37.42s | 43.7%) | South Valley Makos | 11/09/2024 | BAY Short Course Micro Meet | ||
| 3540 | Benjamin Melland | 1:25.83 | 8 | B: 48.29 (+37.54s | 43.7%) | Lake Oswego Swim Club | 11/01/2024 | 2024 McSwimville Invitational | ||
| 3541 | Jetter Haynie | 1:26.10 | 9 | B: 48.29 (+37.81s | 43.9%) | SlipStream Aquatics | 01/10/2025 | 2025 CO NJ Pineapple Invitational | ||
| 3542 | Declan Somerville | 1:26.20 | 9 | B: 48.29 (+37.91s | 44.0%) | Sandpoint Sharks Swim Club | 11/15/2024 | 2024 Adam England Memorial Fall Splash | ||
| 3543 | Maxwell Aukes | 1:26.35 | 6 | B: 48.29 (+38.06s | 44.1%) | AC Swim Club | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | ||
| 3544 | Miles Richardson | 1:26.73 | 9 | B: 48.29 (+38.44s | 44.3%) | Neptune Swimming | 10/19/2024 | Sebastopol Sea Serpents CBA+ Pumpkin Plunge | ||
| 3545 | Declan Wolff | 1:26.95 | 7 | B: 48.29 (+38.66s | 44.5%) | Front Range Barracudas | 07/09/2025 | 2025 CO NCS 10 U Summer Festival | ||
| 3546 | Thomas Travnicek | 1:26.96 | 9 | B: 48.29 (+38.67s | 44.5%) | Sandpoint Sharks Swim Club | 02/13/2026 | (Pullman) 2026 IES Jr Champs | ||
| 3547 | Henry Ojo | 1:27.25 | 9 | B: 48.29 (+38.96s | 44.7%) | Mighty Marlins Swim Club | 10/12/2024 | 2024 PN CSC Fall Classic Invitational | ||
| 3548 | Myles Schurch | 1:27.90 | 9 | B: 48.29 (+39.61s | 45.1%) | Team Sopris Swimming | 11/02/2024 | 2024 CO Sopris Deep Freeze Invitational | ||
| 3549 | Jack Kelly | 1:28.02 | 7 | B: 48.29 (+39.73s | 45.1%) | Piedmont Swim Team | 10/18/2025 | PC CDST SC C B BB+ | ||
| 3550 | Theodore Lainhart | 1:28.32 | 8 | B: 48.29 (+40.03s | 45.3%) | Legacy Aquatics | 02/06/2026 | Legacy Aquatics Spring Qualifier | ||
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.