| Carl Edward | Kadlic | M | Oakland | 56 | 1405762541 | Aggie Running Club (91) | 01/01/26 |
| David E | Kaffka | M | Citrus Heights | 53 | 2050333320 | SRA Elite (87) | 12/31/25 |
| Steve | Kafka | M | Mountain View | 50 | 2050283170 | | 07/10/24 |
| Kosuke Y | Kagawa | M | Fremont | 13 | 2050207274 | Mission Valley Track & Field Club (214) | 03/19/26 |
| Abjot | kaila | M | Union City | 15 | 2050272962 | Mission Valley Track & Field Club (214) | 01/01/26 |
| surjot singh | kaila | M | UNION CITY | 12 | 2050283114 | Mission Valley Track & Field Club (214) | 01/01/26 |
| Prithvi | Kaimal | M | union city | 8 | 2050345950 | Mission Valley Track & Field Club (214) | 02/03/26 |
| Rishikesh | Kaimal | M | Union City | 13 | 2050352706 | Mission Valley Track & Field Club (214) | 04/01/26 |
| Sadie | Kaiman | F | San Francisco | 13 | 2050248036 | Team Onalysis (51) | 04/02/26 |
| Sivani | Kaliki | F | San Jose | 16 | 2050276865 | Menlo iGreyhounds TC (19) | 01/09/26 |
| Kurstin R | Kalisek | F | Oakland | 27 | 2050237350 | Renegade Running (5) | 01/02/26 |
| Capri | Kallhoff | F | Sacramento | 10 | 2050351433 | Sac-Town Coyotes (33) | 03/23/26 |
| Jonah A | Kalman | M | Dublin | 12 | 2050059165 | Mount Diablo Heat (38) | 01/01/26 |
| Gabe | Kalmon | M | ANTIOCH | 9 | 2050210734 | Track Headz Elite (3) | 01/01/26 |
| Kam | Kalmon | M | ANTIOCH | 12 | 2050210735 | Track Headz Elite (3) | 01/01/26 |
| Arjun | Kalra | M | PLEASANTON | 12 | 2050338703 | Mount Diablo Heat (38) | 11/16/25 |
| Max | Kam | M | San Rafael | 39 | 1719396028 | Excelsior Running Club (91) | 01/02/26 |
| Anish | Kamble | M | Pleasanton | 15 | 2050068520 | Falcon Track Club (45) | 01/02/26 |
| Prisha | Kamboj | F | San Ramon | 9 | 2050286157 | 2ndWind Athletics (28) | 01/01/26 |
| Ben | Kane | M | Santa Rosa | 16 | 2050243528 | North Bay Elite Track & Field? | 01/06/26 |
| Brent K | Kaneyuki Jr. | M | Antelope | 26 | 2050330474 | SRA Elite (87) | 01/01/26 |
| INGRID | KANTOLA | F | Sacramento | 40 | 2050349392 | Sac-Town Coyotes (33) | 03/06/26 |
| Jeremy | Kao | M | Berkeley | 13 | 2050339256 | Raptors (19) | 11/23/25 |
| Louis | Kao | M | San Ramon | 74 | 1402341125 | 2ndWind Athletics (28) | 01/01/26 |
| Illias | Kaplanes-Jones | M | Lafayette | 17 | 2050298773 | Joy's Jackrabbits Track Club (76) | 01/07/26 |
| Kent | Kappen | M | Los Gatos | 55 | 1920866900 | Lead Sports USA T&F club (1) | 01/01/26 |
| Jason R | Karbelk | M | San Francisco | 39 | 1405727478 | West Valley Track Club (161) | 01/01/26 |
| Mark D | Karbo | M | San Ramon | 63 | 1402509044 | Grizzly Track Club (47) | 01/01/26 |
| Daniel C | Karbousky | M | Santa Rosa | 41 | 1408072658 | Empire Runners Club of Sonoma County (31) | 01/01/26 |
| Adhiyan | Karthick | M | Danville | 12 | 2050346340 | Diablo Valley Track & Field (105) | 02/07/26 |
| Thanika | Karthikeyan | F | Sacramento | 13 | 2050346355 | Sacramento Valley Endurance (64) | 02/08/26 |
| Akemi | Kasahara | F | Hayward | 12 | 2050353692 | Mission Valley Track & Field Club (214) | 04/08/26 |
| Isomi | Kasahara | F | Fairview | 15 | 2050353691 | Mission Valley Track & Field Club (214) | 04/08/26 |
| Shriyaan | Kasaraneni | M | Fremont | 10 | 2050191171 | Mission Valley Track & Field Club (214) | 03/17/26 |
| Jim W | Kaspari | M | Folsom | 64 | 8210433238 | West Valley Track Club (161) | 01/01/26 |
| Nihira | Katamaneni | F | Manteca | 6 | 2050287719 | God Speed Track Club (52) | 01/01/26 |
| Nami | Kato | F | Rancho Cordova | 43 | 2050286203 | Buffalo Chips Running Club (33) | 01/01/26 |
| Sara | Kato | F | Mountain View | 31 | 2050080554 | West Valley Track Club (161) | 03/15/26 |
| Dylan | Kattengell | M | Geyserville | 26 | 2050317219 | | 01/02/26 |
| Aaron | Katz | M | Walnut creek | 13 | 2050345192 | Diablo Valley Track & Field (105) | 01/27/26 |
| Eric J | Kaufman-Cohen | M | Oakland | 65 | 2006527341 | | 01/01/26 |
| simar | kaur | F | San Ramon | 16 | 2050293722 | Grizzly Track Club (47) | 01/12/26 |
| Bridger | Kauzlaric | M | San Mateo | 16 | 2050321608 | Menlo iGreyhounds TC (19) | 01/03/26 |
| Kaley | Kaye | F | Oakland | 8 | 2050344173 | Oakland PAL (240) | 01/17/26 |
| Shahzeb | Kazi | M | Orangevale | 36 | 2050256912 | River City Rebels (31) | 01/01/26 |
| Bo | Kearns | M | Sonoma | 85 | 2050273273 | | 01/02/26 |
| Brad | Kearns | M | Stateline | 61 | 2050244854 | | 01/02/26 |
| Isaac | Kearns | M | Santa Rosa | 13 | 2050333649 | NorCal Elite Track & Field Club LLC (58) | 01/04/26 |
| Laszlo | Kearns | M | Santa Rosa | 17 | 2050293956 | NorCal Elite Track & Field Club LLC (58) | 01/03/26 |
| Isabelle | Keate | F | San Ramon | 16 | 2050314566 | Grizzly Track Club (47) | 02/04/26 |
| Ben | Keck | M | Redding | 42 | 1406354207 | SRA Elite (87) | 02/19/26 |
| Reyansh | Kedia | M | Fremont | 12 | 2050198110 | Mission Valley Track & Field Club (214) | 02/02/26 |
| Sunny | Kedia | M | Fremont | 46 | 2050198111 | Mission Valley Track & Field Club (214) | 01/02/26 |
| Thomas E | Keenan | M | Alameda | 63 | 1819939644 | Lake Merritt Joggers and Striders Race Team (83) | 01/01/26 |
| Tim P | Keenan | M | Walnut Creek | 64 | 1400282495 | Strawberry Canyon Track Club (30) | 01/01/26 |
| Dashiell | Keffer | M | Tiburon | 15 | 2050027176 | | 12/04/25 |
| Graham | Keggi | M | Denver | 35 | 1704239126 | West Valley Track Club (161) | 01/01/26 |
| Allison | Kegley | F | San Rafael | 48 | 1920425459 | Pamakids (143) | 01/01/26 |
| Jackson T | Keim | M | Roseville | 15 | 2050343246 | | 01/10/26 |
| Bradley | Kelber | M | Rancho Cordova | 12 | 2050272126 | Rancho Cordova Track Club (RCTC) (93) | 02/04/26 |
| Cameron | Kelber | M | Rancho Cordova | 7 | 2050346015 | Rancho Cordova Track Club (RCTC) (93) | 02/04/26 |
| Tyler | Kelber | M | Rancho Cordova | 14 | 2050272127 | Rancho Cordova Track Club (RCTC) (93) | 02/04/26 |
| Carol L | Keller | F | Moss beach | 66 | 1903063855 | Impala Racing Team (149) | 02/04/26 |
| Jonathan T | Keller | M | Clayton | 14 | 2050339034 | | 11/19/25 |
| Landon | Kelley | M | LODI | 6 | 2050353363 | Lodi Track Club (114) | 04/06/26 |
| Leyla | Kelley | F | Lodi | 9 | 2050353532 | Lodi Track Club (114) | 04/07/26 |
| James P | Kelly | M | Bay Point | 69 | 1404212795 | | 01/01/26 |
| Juliet L | Kelly | F | Bay Point | 65 | 1404212787 | Full Stride Track Club (41) | 12/31/24 |
| Michael P | Kelly | M | reno | 53 | 1405253038 | | 01/01/26 |
| Railyn | Kelly | F | Stockton | 8 | 2050347186 | God Speed Track Club (52) | 02/17/26 |
| Gary I | Kelmenson | M | Capitola | 75 | 1407025905 | Santa Cruz Throwers (3) | 01/01/26 |
| Bob | Kemp | M | Saratoga | 71 | 1920561675 | West Valley Joggers & Striders (44) | 01/01/26 |
| Amaya | Kennedy | F | Pleasant Hill | 16 | 2021042854 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Bryson | Kennedy | M | Pleasant Hill | 9 | 2050263619 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Christine | Kennedy | F | Redwood City | 71 | 1405341510 | | 01/01/26 |
| Connor | Kennedy | M | Alamo | 15 | 2050343686 | Knight Flyers (18) | 01/13/26 |
| Keven P | Kennedy | M | San Carlos | 64 | 1920468590 | | 01/01/26 |
| Kiyomi | Kennedy | F | Pleasant Hill | 13 | 2050263620 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Lucy | Kennedy | F | LODI | 7 | 2050354431 | | 04/13/26 |
| Samira | Kennedy | F | San Carlos | 20 | 1920468566 | | 01/01/26 |
| Deantae | Kennedy-Palmer | M | Oakland | 9 | 2050344126 | Oakland PAL (240) | 01/17/26 |
| Charlotte | Kenney | F | Palo Alto | 13 | 2050350170 | Woodside Wildebeests (42) | 03/12/26 |
| Genesse J | Kerr | F | El Dorado Hills | 15 | 2050343035 | | 01/08/26 |
| Madeline G | Kerr | F | Reno | 17 | 2050343148 | | 01/09/26 |
| Sebastian | Kew | M | San Francisco | 15 | 2050306739 | Senators Speed Academy (1) | 01/02/26 |
| Khalil J | Key | M | Fremont | 11 | 2050303487 | Oakland PAL (240) | 01/24/26 |
| Julian | Khanzada | M | san jose | 35 | 2050250067 | | 01/02/26 |
| Maryann | Khinda-Lombardo | F | Alameda | 46 | 2050222817 | Women's Run Club East Bay (6) | 01/02/26 |
| Naomi | Khoo | F | San Ramon | 17 | 2050247473 | | 01/01/26 |
| Micah | Kidd | M | Oakland | 9 | 2050266968 | East Oakland Track Group (EOTG) (10) | 02/06/26 |
| David W | Kiefer | M | San Mateo | 61 | 1920853791 | | 01/01/26 |
| Fiona | Kieley | F | Arroyo grande | 14 | 2050252741 | Central Coast Peregrines Track Club (120) | 01/05/26 |
| William | Kieley | M | Arroyo grande | 12 | 2050251703 | Central Coast Peregrines Track Club (120) | 01/05/26 |
| Fiona | Kienzle | F | OAKLAND | 9 | 2050255839 | Oakland Cubs (75) | 01/04/26 |
| Julian | Kienzle | M | Oakland | 6 | 2050333836 | Oakland Cubs (75) | 01/04/26 |
| Julia E | Kiernan | F | Santa Rosa | 16 | 2050296307 | NorCal Elite Track & Field Club LLC (58) | 01/13/26 |
| August | Kiles | M | Mill Valley | 30 | 2050070221 | | 01/01/26 |
| Alexander R | Kilman | M | Berkeley | 29 | 2050036079 | Strawberry Canyon Track Club (30) | 01/01/26 |
| Allegra N | Kim | F | Sacramento | 57 | 1906570930 | Lake Merritt Joggers and Striders Race Team (83) | 03/05/26 |
| Haley S | Kim | F | Los Gatos | 16 | 2050340926 | Zero G Track & Field (6) | 12/15/25 |
| Justin | Kim | M | Rancho Cordova | 9 | 2050351536 | Rancho Cordova Track Club (RCTC) (93) | 03/23/26 |
| Selene | Kim | F | Monterey | 8 | 2050334505 | Maneuver Athletics (41) | 02/01/26 |
| Seren | Kim | F | Monterey | 12 | 2050334506 | Maneuver Athletics (41) | 02/01/26 |
| SunDuk | Kim | F | Orinda | 47 | 1920431796 | Pamakids (143) | 01/06/26 |
| Unho | Kim | M | San Jose | 15 | 2050348914 | Quicksilver Running Club of San Jose (52) | 03/03/26 |
| Xavier | Kim | M | El Dorado Hills | 14 | 2050341729 | | 12/29/25 |
| Craig | Kimball | M | San Luis Obispo | 27 | 2050238205 | Aggie Running Club (91) | 01/02/26 |
| Adam | Kimble | M | Truckee | 39 | 1719761965 | | 01/01/26 |
| Jeff | kimes | M | CAPITOLA | 60 | 2050010715 | | 12/31/24 |
| Jonathan M | Kimura | M | Cupertino | 45 | 1404570473 | Excelsior Running Club (91) | 01/01/26 |
| Amandla | Kinchen | F | E. Palo Alto | 12 | 2050345597 | 3M Track Club (48) | 01/31/26 |
| Aaron J | King | M | Turlock | 56 | 1407997855 | 209 Throwers (13) | 01/01/26 |
| Avonn | King | M | Oakland | 10 | 2050248252 | Oakland PAL (240) | 01/16/26 |
| Brooklyn | King | F | Fairfield | 9 | 2050294455 | Solano Elite Track Club (48) | 01/01/26 |
| Carrie L | King | F | Turlock | 57 | 2050251148 | 209 Throwers (13) | 01/07/26 |
| Eric K | King | M | Irvine | 59 | 1405969302 | Pamakids (143) | 01/01/26 |
| Jackson J | King | M | Turlock | 17 | 1608943740 | 209 Throwers (13) | 01/25/26 |
| Larry C | King | M | Elk Grove | 57 | 1504927417 | Trailblazers Track Club (20) | 01/04/26 |
| Mari | King | F | San Jose | 43 | 2050068625 | | 01/26/26 |
| Nancy | King | F | Sparks | 79 | 1508377882 | | 01/01/26 |
| Richard P | King Jr | M | West Sacramento | 56 | 2020903148 | River City Rebels (31) | 01/01/26 |
| Savannah | King | F | Fairfield | 8 | 2050294456 | Solano Elite Track Club (48) | 01/01/26 |
| Sawyer | King | M | Arroyo Grande | 9 | 2050348271 | Central Coast Peregrines Track Club (120) | 02/26/26 |
| Stephon | King | M | San Jose | 42 | 2050070057 | | 01/26/26 |
| William | King | M | Sacramento | 16 | 2050330211 | Trailblazers Track Club (20) | 01/06/26 |
| Gregory B | King Jr. Jr. | M | Fairfield | 45 | 2050250082 | Solano Elite Track Club (48) | 01/02/26 |
| James | Kinney | M | Sacramento | 9 | 2050348633 | Sacramento Valley Endurance (64) | 03/01/26 |
| Louis BAA | Kirby | M | Oakland | 10 | 2050234715 | Oakland Cubs (75) | 01/05/26 |
| Cartier A | Kirkland | M | Stockton | 6 | 2050346584 | God Speed Track Club (52) | 02/10/26 |
| Daniel | Kirkland-Nunis | M | Manteca | 14 | 2050311494 | 5 NORTH (14) | 12/31/25 |
| Ethan A | Kirubel | M | Emeryville | 11 | 2050345565 | Oakland PAL (240) | 01/31/26 |
| Sophia A | Kirubel | F | Emeryville | 7 | 2050345563 | Oakland PAL (240) | 01/31/26 |
| Vihaan | Kishore Kumar | M | Fremont | 4 | 2050338964 | Mission Valley Track & Field Club (214) | 11/19/25 |
| Kendall | Kitchens | F | Tracy | 12 | 1920614151 | Mount Diablo Heat (38) | 03/18/26 |
| Kylie | Kitchens | F | Tracy | 9 | 2050061158 | Mount Diablo Heat (38) | 03/18/26 |
| Andrea | Kiwala | F | Pleasant Hill | 45 | 2050076872 | | 01/01/26 |
| Evelyn J | Kiwala | F | Pleasant Hill | 11 | 2050249294 | Diablo Valley Track & Field (105) | 01/20/26 |
| Liam | Kizziah | M | Reno | 13 | 2050339505 | Evoke Elite TC (49) | 11/26/25 |
| Noah | Kizziah | M | Reno | 16 | 2050290963 | Evoke Elite TC (49) | 01/01/26 |
| Truthanne | Kizziah | F | Reno | 11 | 2050340007 | Evoke Elite TC (49) | 12/02/25 |
| Lee | Klarich | M | Los Gatos | 51 | 1819970011 | | 01/01/26 |
| Carly A | Kleefeld | F | Fair Oaks | 27 | 1719482380 | SRA Elite (87) | 02/07/26 |
| Jackson | Klein | M | Portola Valley | 12 | 2050349662 | Woodside Wildebeests (42) | 03/08/26 |
| Marc J | Klemencic | M | San Jose | 68 | 1406965762 | Quicksilver Running Club of San Jose (52) | 01/01/26 |
| Lucia | Klimek | F | Santa Rosa | 15 | 1719446088 | West Coast Striders (33) | 11/15/25 |
| Michelle | Klimek | F | Santa Rosa | 50 | 2050340045 | West Coast Striders (33) | 12/03/25 |
| Jon | Kline | M | Sacramento | 50 | 2050346686 | SRA Elite (87) | 02/11/26 |
| Michael J | Kloepfer | M | San Francisco | 71 | 1502525460 | Team Bula? | 01/01/26 |
| Michael | Klopfer | M | Arroyo Grande | 14 | 2050343576 | Central Coast Peregrines Track Club (120) | 01/12/26 |
| Ed S | Klotz | M | Incline Village | 66 | 2050118855 | Aggie Running Club (91) | 01/01/26 |
| Amari | Knapps | M | Oakland | 10 | 2050344801 | East Bay Heat Track Club (58) | 01/22/26 |
| Charlie A | Knight | M | Reno | 61 | 2050283092 | | 01/02/26 |
| Mayes | Knight | M | Lodi | 11 | 2050305474 | Lodi Track Club (114) | 04/05/26 |
| Phillip | Knight | M | San Jose | 39 | 2050288159 | Max Velocity Prep (24) | 12/31/25 |
| Pharaoh | Knockum | M | Oakland | 7 | 2050344028 | Oakland PAL (240) | 01/16/26 |
| Angela | Knotts | F | San Francisco | 45 | 2050009431 | West Valley Track Club (161) | 01/02/26 |
| Andre I | Knowles | M | Sacramento | 16 | 1608858799 | Sacramento Speed Factory (5) | 12/31/25 |
| Grace | knowles | F | portola valley | 16 | 2050341662 | Olympian Elite Training (9) | 12/28/25 |
| John A | Knowles | M | Sacramento | 46 | 1404726802 | Sacramento Speed Factory (5) | 01/04/26 |
| Michael | Knowles | M | portola valley | 12 | 2050288750 | | 01/01/26 |
| Matthew J | Knox | M | Yuba City | 17 | 2050330396 | Rancho Cordova Track Club (RCTC) (93) | 02/22/26 |
| Robert F | Knox | M | Novato | 79 | 1404059170 | Tamalpa Runners, Inc. (68) | 01/01/26 |
| Alex R | Knudsen | M | ELk Grove | 34 | 1407730702 | | 01/04/26 |
| Tim B | Knudsen | M | Mill Valley | 51 | 2050234818 | San Francisco Running Company Racing Team? | 01/02/26 |
| Konrad J | Knutsen | M | El Dorado Hills | 49 | 1601957440 | West Valley Track Club (161) | 01/01/26 |
| Kiersten | Ko | F | Elk Grove | 12 | 2050340233 | William Land Elementary (46) | 12/05/25 |
| June | Kobrin | F | Stockton | 16 | 2050311984 | Golden State Throwers (18) | 01/01/26 |
| Sophia Y | Kobrin | F | Stockton | 46 | 2050345123 | | 01/27/26 |
| Joel | Koch | M | Santa Cruz | 72 | 1905226005 | | 12/31/25 |
| Shiran | Kochavi | M | Oakland | 57 | 1906398654 | Pamakids (143) | 01/01/26 |
| SANUKI H | KODAGODA | F | Fremont | 12 | 2050223502 | Mission Valley Track & Field Club (214) | 02/02/26 |
| Diya | kodali | F | San Ramon | 10 | 2050285768 | 2ndWind Athletics (28) | 01/01/26 |
| Hayes A | Koenig | M | Cayucos | 11 | 2050303059 | Ride High Athletics (14) | 01/10/26 |
| Leslie Joe | Koenig III | M | Cayucos | 15 | 2050253327 | Ride High Athletics (14) | 01/03/26 |
| Ella | Koepsell | F | Berkeley | 16 | 2050241467 | | 04/03/26 |
| travis | koh | M | San Jose | 41 | 2050253805 | West Valley Joggers & Striders (44) | 01/02/26 |
| Venu | Kolavennu | M | San Francisco | 45 | 2050306209 | Pamakids (143) | 04/02/26 |
| Ben | Kolber | M | Lodi | 45 | 2050326726 | Lodi Tigers Track & Field Club? | 01/02/26 |
| Simon O | Kolber | M | Lodi | 18 | 2050324332 | Lodi Tigers Track & Field Club? | 12/31/25 |
| Lilliana | Kollhoff | F | Templeton | 12 | 2050299069 | SLO Town Track Club (19) | 04/03/26 |
| Peter | Kolotouros | M | Woodside | 58 | 1608819197 | Woodside Wildebeests (42) | 01/01/26 |
| Hank H | Konen | M | Reno | 79 | 1508301338 | | 01/03/26 |
| Woody | Kongsamut | M | Oakland | 35 | 1406860286 | Strawberry Canyon Track Club (30) | 01/26/26 |
| Daniel Y | Kono | M | San Rafael | 57 | 1719769034 | Tamalpa Runners, Inc. (68) | 01/01/26 |
| Hensley | Kooger | F | Lodi | 7 | 2050353393 | Lodi Track Club (114) | 04/06/26 |
| Holland | Kooger | F | Lodi | 9 | 2050353394 | Lodi Track Club (114) | 04/06/26 |
| Steven | Kool | M | Sunnyvale | 31 | 1802702850 | Wolfpack Running Club (40) | 01/01/26 |
| Charles A | Koontz | M | Santa cruz | 51 | 1920851902 | Santa Cruz Track Club (32) | 01/01/26 |
| Collin J | Kopchik | M | Oakland | 20 | 2050354470 | | 04/14/26 |
| Rob | Koplowitz | M | Oakland | 66 | 2050085653 | | 01/01/26 |
| Chris | Koris | M | Elk Grove | 68 | 2050331113 | River City Rebels (31) | 04/04/26 |
| Ananya | korukanti | F | Saratoga | 13 | 2050333714 | | 01/04/26 |
| Ben | koss | M | Berkeley | 45 | 2050035620 | West Valley Track Club (161) | 12/31/25 |
| Megan | Kossar | F | San Francisco | 55 | 1406443125 | Impala Racing Team (149) | 01/01/26 |
| Scott D | Kostka | M | Auburn | 62 | 1404737536 | | 12/31/24 |
| Rohan | Kotamraju | M | Danville | 16 | 2050266513 | Bay Area Track & Field Club (8) | 01/01/26 |
| Andrew I | Kotko | M | Sacramento | 48 | 2050232328 | | 01/02/26 |
| Nick | Kovaleski | M | Burlingame | 36 | 1820315396 | A Runner's Mind (3) | 01/01/26 |
| Kinga | Kowalska | F | San Jose | 9 | 2050338282 | Run Club Menlo Park (73) | 11/11/25 |
| Alexander E. | Kramer | M | Calpella | 46 | 2050263085 | | 01/02/26 |