| Michael | Zygaczenko | M | Brentwood | 72 | 1507477071 | Aggie Running Club (102) | 01/01/26 |
| Nathan | Zuno | M | Reno | 15 | 2050365430 | N-Spire Track and Field Club (NTFC) (18) | 05/30/26 |
| Betinho | Zunguze | M | Pacific Grove | 17 | 2050359913 | Maneuver Athletics (52) | 05/15/26 |
| Will A | Zuercher | M | Mill Valley | 16 | 2050369675 | Marin Youth Track Club (13) | 06/08/26 |
| Sophia | Zong | F | Pleasanton | 16 | 2050330825 | Falcon Track Club (92) | 01/05/26 |
| Kali B | Zivitz | F | San Francisco | 58 | 1819910496 | Pamakids (154) | 01/01/26 |
| Leandra J | Zimmermann | F | San Francisco | 29 | 2050284898 | Impala Racing Team (156) | 05/04/26 |
| Mackenzie Rose | Zilsdorf | F | Portola | 17 | 2050368883 | N-Spire Track and Field Club (NTFC) (18) | 06/05/26 |
| Evelyn Y | Zhou | F | Fremont | 8 | 2050339250 | | 11/22/25 |
| Emily | Zhong | F | San Francisco | 28 | 2050332919 | Impala Racing Team (156) | 01/02/26 |
| Chloe | Zheng | F | Menlo Park | 11 | 2050339635 | | 11/29/25 |
| Tie | Zheng | M | Palo Alto | 30 | 2050365785 | Peninsula Distance Club (60) | 05/30/26 |
| Jessica | Zhao | F | | 15 | 2050363351 | | 05/25/26 |
| MAC | ZHANG | M | Mountain View | 15 | 2050266175 | Menlo iGreyhounds TC (27) | 01/02/26 |
| Ruolin | Zhang | F | Santa Clara | 10 | 2050331292 | California Grizzlies (41) | 06/24/26 |
| Yue | Zhang | M | Union City | 44 | 2050353573 | | 04/08/26 |
| Christopher L | Zepeda | M | East Garrison | 49 | 1407045184 | | 01/01/26 |
| Karissa Maria | Zepeda | F | Soledad | 16 | 2050373371 | East Striders (18) | 06/17/26 |
| Leonardo | Zepeda | M | Tracy | 12 | 2050357633 | 5 NORTH (79) | 05/04/26 |
| Lindy | Zeng | F | San Francisco | 30 | 1820347548 | West Valley Track Club (179) | 01/21/26 |
| Margot A | Zemke | F | Elk Grove | 17 | 2050270902 | Trailblazers Track Club (55) | 04/13/26 |
| Xavier N | Zazaboi | M | San Jose | 10 | 2050360477 | | 05/17/26 |
| Kyle | Zawalski | M | San Jose | 16 | 2050366535 | SF Striders Youth Track (59) | 06/01/26 |
| Riley Z | Zavatson | F | Davis | 15 | 2050320543 | Delta Hawks (18) | 12/31/25 |
| Rodrigo | Zavala | M | Greenfield | 17 | 2050310892 | Central Coast Track Club (117) | 06/10/26 |
| Tegan A | Zavala | F | Castro Valley | 13 | 2050196921 | Oakland PAL (278) | 01/05/26 |
| Anthony (AJ) | Zavadil | M | East Palo Alto | 10 | 2050373522 | East Palo Alto Greyhounds (48) | 06/18/26 |
| Charlie | Zavadil | F | East Palo Alto | 8 | 2050373521 | East Palo Alto Greyhounds (48) | 06/18/26 |
| Catherine | Zaretzki | F | Los Altos | 16 | 2050316186 | | 02/03/26 |
| Micah | Zarate | M | Pleasanton | 13 | 2050362081 | Falcon Track Club (92) | 05/21/26 |
| Camilla N | Zapien | F | Turlock | 9 | 2050343504 | Turlock Flyers Track Club (22) | 01/12/26 |
| Bridget A | Zapata | F | Oakland | 36 | 1508665690 | Impala Racing Team (156) | 01/01/26 |
| Kassian G | Zanon | M | Pleasanton | 16 | 2050314517 | Falcon Track Club (92) | 06/16/26 |
| Laura | zander | F | Reno | 51 | 2050375415 | | 07/04/26 |
| Jeffrey G | Zambo | M | ARROYO GRANDE | 56 | 2050301775 | Central Coast Peregrines Track Club (122) | 03/09/26 |
| Zoey | Zakem | F | Mill Valley | 15 | 2050344161 | Marin Waves Track & Field Club (36) | 01/17/26 |
| Jack | Zakarian | M | Orinda | 74 | 1508660105 | Lake Merritt Joggers and Striders Race Team (93) | 02/04/26 |
| Samuel | Zajic | M | San Francisco | 9 | 2050344272 | Team Onalysis (56) | 01/18/26 |
| Siena | Zaid | F | Sacramento | 8 | 2050295290 | Sac-Town Coyotes (35) | 01/01/26 |
| Talia | Zaid | F | Sacramento | 10 | 2050211251 | Sac-Town Coyotes (35) | 01/01/26 |
| Yael | Zaid | F | Sacramento | 12 | 2050211252 | Sac-Town Coyotes (35) | 01/01/26 |
| Eric | Zaffiro | M | San Jose | 43 | 2050290121 | | 01/02/26 |
| Shane | Zade | M | Placerville | 53 | 2050341767 | | 12/29/25 |
| RAMON | ZACARIAS | M | Watsonville | 52 | 2050084867 | Santa Cruz Track Club (38) | 01/01/26 |
| Evan | Yuan | M | Redwood City | 8 | 2050350243 | | 03/13/26 |
| Thea | Yuan | F | REDWOOD CITY | 9 | 2050286278 | Run Club Menlo Park (72) | 12/31/25 |
| Jamie | Yu | F | San francisco | 30 | 2050301564 | Impala Racing Team (156) | 01/02/26 |
| Nicholas | Yu | M | San Ramon | 16 | 2050293969 | Grizzly Track Club (84) | 06/07/26 |
| Cameron | Yount | M | Tracy | 15 | 2050214043 | 5 NORTH (79) | 06/17/26 |
| Cassadee N | Yount | F | Tracy | 13 | 2050189353 | 5 NORTH (79) | 06/17/26 |
| Cora M | Yount | F | Tracy | 11 | 2050067688 | 5 NORTH (79) | 06/17/26 |
| Tatiana | Youngblood | F | Elk Grove | 17 | 2050345711 | | 02/02/26 |
| Zahara | Youngblood | F | Oakland | 9 | 2050234874 | Oakland Cubs (88) | 01/05/26 |
| Easton | Young-Perez | M | San Ramon | 15 | 2050313329 | California Grizzlies (41) | 01/01/26 |
| Apollo | Young | M | Lodi | 9 | 2050359206 | Lodi Track Club (185) | 05/12/26 |
| Bob | Young | M | Grover Beach | 91 | 2050194269 | | 01/02/26 |
| Fiona | Young | F | San Francisco | 30 | 2050039681 | West Valley Track Club (179) | 07/15/26 |
| Georgia S | Young | F | SAN FRANCISCO | 49 | 1920515598 | Impala Racing Team (156) | 01/01/26 |
| Grace | Young | F | Lodi | 11 | 2050355464 | Lodi Track Club (185) | 04/20/26 |
| Hakeem | Young | M | Richmond | 16 | 1608903736 | East Bay Elite Track Club (36) | 02/28/26 |
| James F | Young | M | WHITE HOUSE | 65 | 1404455717 | Golden Valley Harriers (12) | 01/01/26 |
| Kyree | Young | M | Sacramento | 12 | 2050324596 | Playmakers Elite (26) | 05/20/26 |
| Regina | Young | F | Oakland | 9 | 2050343264 | Oakland PAL (278) | 01/11/26 |
| Riya | Young | F | San Francisco | 59 | 1406958411 | Pamakids (154) | 02/02/26 |
| Scott M | Young | M | Gilroy | 44 | 1903632899 | | 01/01/26 |
| Mark J | Youmans | M | Cottonwood | 70 | 1400506661 | | 01/01/26 |
| Haoren | You | M | Sacramento | 11 | 2050340187 | William Land Elementary (46) | 12/05/25 |
| Haoyu | You | M | Sacramento | 11 | 2050340188 | William Land Elementary (46) | 12/05/25 |
| David M | Yott | M | Walnut Creek | 45 | 1920762042 | Walnut Creek Track Club (4) | 01/01/26 |
| Theodore | Yott | M | Walnut Creek | 15 | 2050325058 | Cougar Vault (26) | 01/04/26 |
| Andrew M | Yost | M | San Jose | 14 | 2050367455 | Luath Track & Field Club (21) | 06/02/26 |
| Logan | Yoshida | M | Fremont | 13 | 2050264304 | Mission Valley Track & Field Club (253) | 01/01/26 |
| Grace E | York | F | Walnut Creek | 16 | 2050083893 | Diablo Valley Track & Field (153) | 01/01/26 |
| Ryan M | Yoo | M | San Ramon | 16 | 2050293746 | Grizzly Track Club (84) | 01/01/26 |
| Kyliah | Yong | F | Stockton | 13 | 2050268331 | Factory Elite Speed Academy (31) | 06/20/26 |
| Jen | Yip | F | San Francisco | 45 | 1408080834 | Impala Racing Team (156) | 03/21/26 |
| CAYTON | YI | M | San Ramon | 16 | 2050371066 | Falcon Track Club (92) | 06/10/26 |
| Luke | Yi | M | San Jose | 16 | 2050359166 | | 05/12/26 |
| Claire R | Yerby | F | Montara | 24 | 1408094629 | Peninsula Distance Club (60) | 01/01/26 |
| Aleeyah | Yenchik | F | CONCORD | 17 | 2050367413 | Diablo Valley Track & Field (153) | 06/02/26 |
| Vedant | Yelluru | M | San Ramon | 16 | 2050294177 | California Grizzlies (41) | 06/22/26 |
| Luke | Yefremenko | M | Modesto | 13 | 2050349170 | Central Valley Roadrunners (116) | 03/04/26 |
| Christopher | Yee | M | San Ramon | 15 | 2050306284 | Grizzly Track Club (84) | 01/01/26 |
| Haruto | Yee | M | Pleasant Hill | 8 | 2050344569 | Diablo Valley Track & Field (153) | 01/20/26 |
| Irene | Yee | F | San Ramon | 16 | 2050293863 | Grizzly Track Club (84) | 01/01/26 |
| Victor W | Yee | M | Oakland | 36 | 1719747469 | Pamakids (154) | 03/14/26 |
| Benjamin | Yatteau | M | Woodbridge | 5 | 2050357425 | Lodi Track Club (185) | 05/03/26 |
| Emily | Yatteau | M | Woodbridge | 8 | 2050357423 | Lodi Track Club (185) | 05/03/26 |
| Hannah | Yatteau | F | Woodbridge | 9 | 2050357424 | Lodi Track Club (185) | 05/03/26 |
| Meera | Yashvant | F | San Ramon | 11 | 2050330437 | 2ndWind Athletics (29) | 02/03/26 |
| Emi | Yasaka | F | SAN RAFAEL | 49 | 1508381900 | Pamakids (154) | 01/01/26 |
| Ayla | Yarnall | F | Redwood City | 14 | 2050332445 | Woodside Wildebeests (44) | 01/29/26 |
| Angelina M | Yarnal | F | Rohnert Park | 17 | 2050358736 | West Coast Striders (52) | 05/11/26 |
| Christina | Yarmul | F | Greenwood Village | 52 | 2050297539 | Joy's Jackrabbits Track Club (82) | 01/02/26 |
| Coco | Yao | F | ATHERTON | 9 | 2050371926 | Joy's Jackrabbits Track Club (82) | 06/13/26 |
| Katelynn | Yao | F | Walnut Creek | 18 | 2050327563 | Cougar Vault (26) | 01/13/26 |
| Mannie | Yao | F | Atherton | 12 | 2050333226 | Peninsula Flyers (7) | 06/13/26 |
| Terrance | Yao | M | Daly City | 32 | 2050310713 | Pamakids (154) | 01/02/26 |
| Adeline | Yang | F | Brentwood | 10 | 2050311761 | 5 NORTH (79) | 05/13/26 |
| Colette | Yang | F | West Sacramento Ca | 12 | 2050340492 | William Land Elementary (46) | 12/09/25 |
| Jeffrey | Yang Jr. | M | Sacramento | 11 | 2050340446 | William Land Elementary (46) | 12/08/25 |
| Julie | Yang | F | Palo Alto | 17 | 2050071929 | Max Velocity Prep (72) | 01/01/26 |
| Mei | Yang | F | San Jose | 50 | 2050284265 | Pamakids (154) | 01/21/26 |
| Raymond | Yang | M | Foster City | 8 | 2050338879 | Run Club Menlo Park (72) | 11/18/25 |
| Vivienne | Yancy | F | Elk Grove | 11 | 2050340015 | William Land Elementary (46) | 12/02/25 |
| Ethan Y | Yan | M | San Carlos | 25 | 2050332832 | Peninsula Distance Club (60) | 04/12/26 |
| Hannah | Yan | F | Fremont | 14 | 2050299982 | Woodside Wildebeests (44) | 01/02/26 |
| Tate M | Yamashita | M | Pleasanton | 13 | 2050054669 | Mount Diablo Heat (54) | 01/01/26 |
| Ryder M | Yamaguchi | M | Aptos | 18 | 2050372899 | Mariner Track Club (5) | 06/16/26 |
| Dennis R | Yakzan | M | Sebastopol | 16 | 2050373414 | SoCo Sprinters (7) | 06/17/26 |
| Brendan B | Yakulis | M | San Ramon | 14 | 2050196583 | Mount Diablo Heat (54) | 01/01/26 |
| Sean | Yahalom | M | Santa Clara | 9 | 2050361037 | Umoja Track Club (73) | 05/19/26 |
| Samantha D | Yagui | F | Pleasant Hill | 10 | 2050347106 | Diablo Valley Track & Field (153) | 02/16/26 |
| Nicole | Xu | F | San Ramon | 15 | 2050374241 | Falcon Track Club (92) | 06/22/26 |
| Huina | Xing | F | Milpitas | 45 | 2050286289 | Xing Huina Running Club (4) | 04/20/26 |
| karen | xiao | F | San Francisco | 50 | 2050344413 | Tamalpa Runners, Inc. (72) | 01/19/26 |
| Robinson | Xiang | M | San Jose | 18 | 2050338386 | Menlo iGreyhounds TC (27) | 11/12/25 |
| Hayden T | Xavier | M | Hidden Valley Lake | 18 | 2050363011 | West Coast Striders (52) | 05/24/26 |
| Mark D | Wyckoff | M | RENO | 63 | 1401384316 | | 01/01/26 |
| Glen E | Wyatt III | M | Manteca | 4 | 2050349017 | Lions Den Athletic Group (45) | 03/03/26 |
| Glen | Wyatt Jr. | M | Manteca | 39 | 2050294480 | Lions Den Athletic Group (45) | 03/18/26 |
| Jim | Wyatt | M | Belmont | 72 | 2050261072 | West Valley Track Club (179) | 01/05/26 |
| Kiara R | Wyatt | F | Manteca | 9 | 2050293458 | Lions Den Athletic Group (45) | 01/11/26 |
| Lenai R | Wyatt | F | Manteca | 10 | 2050293457 | Lions Den Athletic Group (45) | 03/03/26 |
| Malia D | Wyatt | F | Antioch | 9 | 2050296903 | Lions Den Athletic Group (45) | 03/18/26 |
| Ariana | Wutzke | F | Milpitas | 12 | 2050360179 | | 05/16/26 |
| Abigail | Wunderlich | F | Livermore | 15 | 2050317931 | Golden State Throwers (21) | 01/01/26 |
| Gary A | Wuest | M | Lodi | 80 | 1407639572 | | 01/01/26 |
| Aaron | Wu | M | Elk Grove | 10 | 2050340013 | William Land Elementary (46) | 12/02/25 |
| Charles | Wu | M | Kensington | 13 | 2050358838 | Raptors (37) | 05/11/26 |
| Chen-Yu (Andrew) | Wu | M | Fremont | 13 | 2050357257 | Mission Valley Track & Field Club (253) | 05/01/26 |
| Cheng Yang | Wu | F | Fremont | 10 | 2050353876 | Mission Valley Track & Field Club (253) | 04/10/26 |
| Claire | Wu | F | Kensington | 10 | 2050358839 | Raptors (37) | 05/11/26 |
| Di | Wu | M | San Francisco | 53 | 2050355892 | Pamakids (154) | 04/23/26 |
| Ken | Wu | M | San Francisco | 56 | 2050232531 | Pamakids (154) | 01/02/26 |
| Terran I | Wu | M | GRANITE BAY | 15 | 2050355122 | | 04/18/26 |
| Ellen | Wrona | F | Mount Shasta | 68 | 2050293807 | | 01/02/26 |
| Brody | Wrixon | M | San Francisco | 17 | 2050344326 | | 01/18/26 |
| Bob | Wright | M | El Dorado Hills | 58 | 1609119944 | | 01/01/26 |
| Eric W | Wright | M | Eureka | 37 | 1404487314 | | 01/01/26 |
| Gregory | Wright | M | Lodi | 63 | 1401848765 | Lodi Track Club (185) | 01/01/26 |
| John O’Neil | Wright | M | San Jose | 65 | 2050344946 | | 01/25/26 |
| Kaleyus | Wright | M | San Jose | 6 | 2050261064 | Max Velocity Prep (72) | 11/10/25 |
| Kameron J | wright | M | SAN JOSE | 10 | 2050059081 | Max Velocity Prep (72) | 11/10/25 |
| Kenney | Wright | M | Santa Clara | 67 | 2050348932 | | 03/03/26 |
| Maelie R | Wright | F | Fallon | 13 | 2050061535 | Wave Elite (1) | 06/23/26 |
| Nathan A | Wright | M | San Jose | 35 | 2050011185 | | 01/02/26 |
| Nyla MD | Wright | F | Oakland | 8 | 2050247946 | Oakland PAL (278) | 01/16/26 |
| Ralph | Wright | M | Cool | 73 | 1404068809 | Buffalo Chips Running Club (37) | 01/01/26 |
| Sterling | Wright | F | Mountain House | 14 | 2050211981 | Lions Den Athletic Group (45) | 02/22/26 |
| Tiffany M | Wright | F | Fallon | 46 | 2050065515 | | 06/03/26 |
| paul e. | worthington | M | arroyo grande | 72 | 2050205911 | | 01/02/26 |
| Chad J | Worthen | M | Sacramento | 52 | 1400800676 | Sacramento Valley Endurance (69) | 01/01/26 |
| Stacey D | Worthen | F | Sacramento | 53 | 2050159851 | Sacramento Valley Endurance (69) | 01/02/26 |
| Chad | Works-Wright Jr. | M | San Pablo | 17 | 1920725577 | Audience of One (31) | 06/23/26 |
| Jamie | Works-Wright | F | San Pablo | 45 | 2050235913 | Hilltop Speed Track Club (19) | 01/02/26 |
| Journee | Works-Wright | F | San Pablo | 9 | 2050219050 | Hilltop Speed Track Club (19) | 06/21/26 |
| Rachel R | Workentine | F | ALTURAS | 29 | 1820017919 | | 01/01/26 |
| Chuck | Woolridge | M | Pleasant Hill | 56 | 2050000556 | | 01/01/26 |
| Joey | Woolridge | M | Martinez | 44 | 2050016792 | Diablo Valley Track & Field (153) | 01/01/26 |
| Angie D | Woolman | F | Richmond, CA | 72 | 1508222229 | Lake Merritt Joggers and Striders Race Team (93) | 03/18/26 |
| Grant | Wooldridge | M | Oakland | 11 | 2050331640 | Oakland Cubs (88) | 01/04/26 |
| Felix W | Woodward | M | Arroyo Grande | 11 | 2050348873 | Central Coast Peregrines Track Club (122) | 03/02/26 |
| Joshua | Woods | M | Rocklin | 44 | 2050354897 | Wildcat Elite Track Club (57) | 04/16/26 |
| Marshall R | Woods | M | Rocklin | 12 | 2050359351 | Wildcat Elite Track Club (57) | 05/13/26 |
| Taavid Nathaniel | Woods | M | Stockton | 15 | 2050313169 | | 02/24/26 |
| Randall Nazir | Woodruff | M | Antioch | 10 | 2050280187 | JussDominate Elite (7) | 06/11/26 |
| Randall | Woodruff Jr. | M | Antioch | 29 | 2050310337 | JussDominate Elite (7) | 04/28/26 |
| Iva Lou | Woodring | F | Sacramento | 74 | 2050331082 | | 01/02/26 |
| Kailey | Woodhouse | F | Fairfield | 10 | 2050340522 | Solano Elite Track Club (51) | 12/09/25 |
| Amiriah | Woodard | F | modesto | 6 | 2050347438 | Central Valley Roadrunners (116) | 02/19/26 |
| Anthony | Woodard Jr. | M | modesto | 6 | 2050347437 | Central Valley Roadrunners (116) | 02/19/26 |
| Ariah | Woodard | F | modesto | 8 | 2050347435 | Central Valley Roadrunners (116) | 02/19/26 |
| Azariah | Woodard | F | modesto | 7 | 2050347436 | Central Valley Roadrunners (116) | 02/19/26 |
| John Corbin | Woodard | M | Salinas | 10 | 2050291711 | Central Coast Track Club (117) | 01/04/26 |
| Beckert | Wood | M | Lodi | 9 | 2050356361 | Lodi Track Club (185) | 04/27/26 |
| Connor M | Wood | M | Carmichael | 14 | 2050249963 | Sacramento Valley Endurance (69) | 01/01/26 |
| Lauren | Wood | F | Tiburon | 16 | 2050363975 | Marin Youth Track Club (13) | 05/26/26 |
| Uhuru | Wood | M | Sacramento | 9 | 2050347480 | Inderkum Jr Tigers (25) | 02/19/26 |
| Karis | Woo | F | Rancho Cordova | 7 | 2050344657 | Rancho Cordova Track Club (RCTC) (115) | 01/21/26 |
| Kayla | Woo | F | Rancho Cordova | 11 | 2050312026 | Rancho Cordova Track Club (RCTC) (115) | 01/21/26 |
| Theresa M | Woo | F | Oakland | 63 | 1407559028 | Lake Merritt Joggers and Striders Race Team (93) | 01/04/26 |
| Blake T | Wong | M | Hillsborough | 13 | 2050342610 | Team Onalysis (56) | 01/06/26 |
| Chris | Wong | M | SAN RAMON | 17 | 2050293636 | Grizzly Track Club (84) | 01/01/26 |
| Connor | Wong | M | San Ramon | 13 | 2050368714 | Falcon Track Club (92) | 06/05/26 |
| Francis | Wong | M | Castro Valley | 56 | 2050340925 | | 12/15/25 |
| Hayden | Wong | M | San Ramon | 15 | 2050340482 | Grizzly Track Club (84) | 12/08/25 |
| Jeff | Wong | M | Mill Valley | 57 | 2020951667 | Pamakids (154) | 01/01/26 |
| Johnny | Wong | M | Oakland | 48 | 2050313084 | | 01/03/26 |
| Jonathan | Wong | M | San Francisco | 12 | 2050249361 | Team Onalysis (56) | 01/05/26 |
| Kacie | Wong | F | Pleasanton | 18 | 2050355290 | | 04/20/26 |
| Maia | Wong | F | Fremont | 15 | 2050209211 | Mission Valley Track & Field Club (253) | 06/01/26 |
| Max | Wong | M | Alameda | 18 | 2050320401 | Oakland PAL (278) | 01/04/26 |
| Minji | Wong | F | San Francisco | 46 | 2050255505 | Impala Racing Team (156) | 01/02/26 |
| Robert | Wong | M | APTOS | 67 | 2050343778 | | 01/14/26 |
| Ryan | Wong | M | Mountain View | 17 | 2050342315 | Max Velocity Prep (72) | 01/04/26 |
| Christina M | Wolterstorff | F | Modesto | 62 | 1608794101 | Central Valley Roadrunners (116) | 01/19/26 |
| Delores A | Wolterstorff | F | Ripon | 85 | 1609233778 | Central Valley Roadrunners (116) | 12/31/25 |
| Duane A | Wolterstorff | M | Modesto | 64 | 1405230457 | Central Valley Roadrunners (116) | 12/31/24 |
| William J | Wolterstorff | M | Ripon | 89 | 1609233786 | Central Valley Roadrunners (116) | 01/01/26 |