Western Zone Zone Girls 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 351 | Audrey Feng | 39.65 | 9 | BB Min | A: 37.99 (+1.66s | 4.2%) | Burlingame Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 352 | Abigail Simkins | 39.66 | 10 | BB Min | A: 37.99 (+1.67s | 4.2%) | Excel Aquatics | 11/01/2025 | 2025 Pumpkin Spice Splash | |
| 353 | Isabel Stoddard | 39.69 | 9 | BB Min | A: 37.99 (+1.70s | 4.3%) | Cottonwood Heights Aquatics | 11/14/2025 | 2025 UT HAST Fall Back Bash | |
| 354 | Shirley Bin | 39.69 | 10 | BB Min | A: 37.99 (+1.70s | 4.3%) | Milpitas Aquatic Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 355 | Arya Coates | 39.70 | 10 | BB Min | A: 37.99 (+1.71s | 4.3%) | The Olympic Club | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 356 | Eleanor Andersen | 39.70 | 10 | BB Min | A: 37.99 (+1.71s | 4.3%) | Aquawolves Swimming | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 357 | Hayden Blumberg | 39.72 | 5 | BB Min | A: 37.99 (+1.73s | 4.4%) | Terrapins Swim Team | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 358 | McKinley Whitaker | 39.72 | 10 | BB Min | A: 37.99 (+1.73s | 4.4%) | Aspire Aquatics of Colorado | 01/23/2026 | 2026 CO FAST Winter Open | |
| 359 | Lola Berkstresser | 39.74 | 10 | BB Min | A: 37.99 (+1.75s | 4.4%) | North Jeffco Swim Team | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 360 | Rylee Helm | 39.74 | 10 | BB Min | A: 37.99 (+1.75s | 4.4%) | Greenwood Tiger Sharks | 03/06/2026 | 2026 CO 14 U Silver State | |
| 361 | Hana Park | 39.76 | 10 | BB Min | A: 37.99 (+1.77s | 4.5%) | Olympus Aquatics | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 362 | Averie Mak | 39.77 | 9 | BB Min | A: 37.99 (+1.78s | 4.5%) | Palo Alto Stanford Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 363 | Khaleesi Cheung | 39.80 | 10 | BB Min | A: 37.99 (+1.81s | 4.5%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 364 | Adalynn Oleary | 39.80 | 9 | BB Min | A: 37.99 (+1.81s | 4.5%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 365 | Stella Zhao | 39.82 | 10 | BB Min | A: 37.99 (+1.83s | 4.6%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 366 | Zoey Quinto | 39.87 | 10 | BB Min | A: 37.99 (+1.88s | 4.7%) | Riverside Aquatics Association | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 367 | Sierra Carr | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | Rancho San Dieguito | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 368 | Evelyn Choi | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | Aspire Aquatics of Colorado | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 369 | Maria Ivanskaya | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | King Aquatic Club | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 370 | Xiaorong Li | 39.89 | 10 | BB Min | A: 37.99 (+1.90s | 4.8%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | |
| 371 | Cleo Lefebvre-Bailey | 39.89 | 10 | BB Min | A: 37.99 (+1.90s | 4.8%) | College Area Swim Team | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 372 | Addison Liwski | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Swim Neptune | 12/04/2025 | 2025 Holiday Swim Festival | |
| 373 | Madeline Hinton | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Highlands Ranch Aquatics | 03/13/2026 | Mile High Championship Invitational | |
| 374 | Lyra Mertens-Hall | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Multnomah Athletic Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 375 | Rachael Noguti | 39.92 | 10 | BB Min | A: 37.99 (+1.93s | 4.8%) | South Bay Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 376 | Avery Ferraro | 39.93 | 10 | BB Min | A: 37.99 (+1.94s | 4.9%) | North Jeffco Swim Team | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 377 | River Steinbis | 39.94 | 9 | BB Min | A: 37.99 (+1.95s | 4.9%) | Boise YMCA Swim Team | 11/22/2025 | 57th Annual Thanksgiving Invitational | |
| 378 | Eden Yuen | 39.96 | 9 | BB Min | A: 37.99 (+1.97s | 4.9%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 379 | Avery Tubb | 39.97 | 10 | BB Min | A: 37.99 (+1.98s | 5.0%) | North Jeffco Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 380 | Felix Tobias | 39.99 | 10 | BB Min | A: 37.99 (+2.00s | 5.0%) | Heartland Swim Assoc | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 381 | Doreen Zhang | 40.00 | 10 | BB Min | A: 37.99 (+2.01s | 5.0%) | Santa Clara Swim Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 382 | Kennedy Nelson | 40.02 | 8 | BB Min | A: 37.99 (+2.03s | 5.1%) | Wasatch Front Fish Market | 12/04/2025 | 2025 Holiday Swim Festival | |
| 383 | Olivia Lucia | 40.04 | 10 | BB Min | A: 37.99 (+2.05s | 5.1%) | Blackhawk Swim Team | 12/12/2025 | Winter SC Age Group Championships | |
| 384 | Peyton Allen | 40.04 | 9 | BB Min | A: 37.99 (+2.05s | 5.1%) | Foster | 11/06/2025 | 2025 Sea King District II 1A 2A 4A GirlsHS OB | |
| 385 | Olivia Gonzalez | 40.04 | 10 | BB Min | A: 37.99 (+2.05s | 5.1%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 386 | Maya Koren | 40.04 | 10 | BB Min | A: 37.99 (+2.05s | 5.1%) | Manoa Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 387 | Zara Shah | 40.05 | 10 | BB Min | A: 37.99 (+2.06s | 5.1%) | Front Range Barracudas | 04/17/2026 | 2026 CO CUDA April Pizza Meet | |
| 388 | Michelle Zhang | 40.05 | 10 | BB Min | A: 37.99 (+2.06s | 5.1%) | Pro Swimming | 03/06/2026 | 2026 PN PRO March Last Chance Intra Apprived | |
| 389 | Juliet Sherwood | 40.06 | 8 | BB Min | A: 37.99 (+2.07s | 5.2%) | Northern Lights Swim Club | 11/21/2025 | NLSC Sprint Classic | |
| 390 | Hazel Towns | 40.06 | 9 | BB Min | A: 37.99 (+2.07s | 5.2%) | Olympus Aquatics | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 391 | Charlotte Maddox | 40.07 | 10 | BB Min | A: 37.99 (+2.08s | 5.2%) | Tule Nation Tritons | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 392 | Claire Kanallakan | 40.07 | 10 | BB Min | A: 37.99 (+2.08s | 5.2%) | Denver Triton Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 393 | Andie Webb | 40.07 | 10 | BB Min | A: 37.99 (+2.08s | 5.2%) | Socal Aquatics Association | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 394 | Merrick Ogden | 40.10 | 8 | BB Min | A: 37.99 (+2.11s | 5.3%) | Unattached | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | |
| 395 | Lydia Bowman | 40.13 | 10 | BB Min | A: 37.99 (+2.14s | 5.3%) | Green Machine (Green) | 05/29/2026 | Piedmont Swim Team Club Championships | |
| 396 | Kimberly Hong | 40.14 | 10 | BB Min | A: 37.99 (+2.15s | 5.4%) | Dare Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 397 | Abigail Sandy | 40.15 | 10 | BB Min | A: 37.99 (+2.16s | 5.4%) | Pro Swimming | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 398 | Kateri Leahy | 40.18 | 10 | BB Min | A: 37.99 (+2.19s | 5.5%) | South Bay Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 399 | Piper Brown | 40.22 | 10 | BB Min | A: 37.99 (+2.23s | 5.5%) | Dart Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 400 | Dominique Perdomo | 40.22 | 9 | BB Min | A: 37.99 (+2.23s | 5.5%) | Brighton Bullfrogs Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
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.