| Raul | Jorcino | M | Oakland | 62 | 1920390299 | Lake Merritt Joggers and Striders Race Team (93) | 03/21/26 |
| Anthony D | Jordan | M | Sacramento | 65 | 2050292972 | | 01/01/26 |
| Aquaylis | Jordan | M | Brentwood | 18 | 2050345005 | | 01/26/26 |
| Luke C | Jordan | M | Santa Rosa | 11 | 2050339340 | West Coast Striders (52) | 11/24/25 |
| Luke | Jordan | M | Cotati | 11 | 2050344045 | West Coast Striders (52) | 01/16/26 |
| Nolan | Jordan | M | Yuba City | 15 | 2050314124 | Feather River Distance TC (8) | 06/12/26 |
| Quintin C | Jordan | M | Milpitas | 10 | 2050373105 | | 06/16/26 |
| Rohan | Jotwani | M | San Bruno | 12 | 2050339130 | Team Onalysis (56) | 11/21/25 |
| Michael | Ju | M | San Mateo | 30 | 2050046855 | Excelsior Running Club (95) | 01/01/26 |
| Ethan | Juan | M | Fremont | 15 | 2050345769 | Mission Valley Track & Field Club (253) | 02/02/26 |
| Antonio | Juarez Jr. | M | San Leandro | 14 | 2050279679 | Mission Valley Track & Field Club (253) | 02/27/26 |
| Kevin M | Jude | M | Berkeley | 49 | 2050169440 | Lake Merritt Joggers and Striders Race Team (93) | 03/09/26 |
| Adrian | Jue | M | San Francisco | 44 | 2012035838 | Pamakids (154) | 02/02/26 |
| Tyler H | Jung | M | Mountain View | 31 | 1920851795 | Excelsior Running Club (95) | 01/01/26 |
| Karter | Juniel harris | M | Oakland | 7 | 2050301252 | Oakland PAL (278) | 01/17/26 |
| Tony | Jurado | M | Oakland | 50 | 2050338432 | | 11/13/25 |
| Rachid | Kacimi | M | San Francisco | 67 | 2050191432 | | 01/01/26 |
| Carl Edward | Kadlic | M | Oakland | 56 | 1405762541 | Aggie Running Club (102) | 01/01/26 |
| David E | Kaffka | M | Citrus Heights | 53 | 2050333320 | SRA Elite (97) | 12/31/25 |
| Steve | Kafka | M | Mountain View | 50 | 2050283170 | | 07/10/24 |
| Kosuke Y | Kagawa | M | Fremont | 14 | 2050207274 | Mission Valley Track & Field Club (253) | 03/19/26 |
| Abjot | kaila | M | Union City | 15 | 2050272962 | Mission Valley Track & Field Club (253) | 01/01/26 |
| surjot singh | kaila | M | UNION CITY | 12 | 2050283114 | Mission Valley Track & Field Club (253) | 01/01/26 |
| Shreekar | Kailash | M | Fremont | 5 | 2050365932 | Mission Valley Track & Field Club (253) | 05/31/26 |
| Prithvi | Kaimal | M | union city | 8 | 2050345950 | Mission Valley Track & Field Club (253) | 02/03/26 |
| Rishikesh | Kaimal | M | Union City | 13 | 2050352706 | Mission Valley Track & Field Club (253) | 04/01/26 |
| Jonah A | Kalman | M | Dublin | 12 | 2050059165 | Mount Diablo Heat (54) | 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 |
| Smyan | Kalpande | M | Dublin | 16 | 2050234720 | Falcon Track Club (92) | 05/30/26 |
| Arjun | Kalra | M | PLEASANTON | 13 | 2050338703 | Mount Diablo Heat (54) | 11/16/25 |
| Max | Kam | M | San Rafael | 40 | 1719396028 | Excelsior Running Club (95) | 01/02/26 |
| Anish | Kamble | M | Pleasanton | 16 | 2050068520 | Falcon Track Club (92) | 01/02/26 |
| Logan | Kaminski | M | San Rafael | 22 | 2050369944 | | 06/08/26 |
| Mawuli | Kanamori | M | Elk Grove | 16 | 2050373783 | K6 Athletics (11) | 06/19/26 |
| Ben | Kane | M | Santa Rosa | 16 | 2050243528 | North Bay Elite Track & Field? | 01/06/26 |
| Brent K | Kaneyuki Jr. | M | Antelope | 27 | 2050330474 | SRA Elite (97) | 01/01/26 |
| Mehtab | Kang | M | Fairfield | 12 | 2050038298 | M.P. Striders Youth Track Club (34) | 05/25/26 |
| Bosco AC | Kante | M | Oakland | 17 | 2050372117 | Oakland PAL (278) | 06/14/26 |
| Jeremy | Kao | M | Berkeley | 14 | 2050339256 | Raptors (37) | 11/23/25 |
| Louis | Kao | M | San Ramon | 75 | 1402341125 | 2ndWind Athletics (29) | 01/01/26 |
| Illias | Kaplanes-Jones | M | Lafayette | 18 | 2050298773 | Joy's Jackrabbits Track Club (82) | 01/07/26 |
| Devin | Kapoor | M | Alamo | 15 | 2050375021 | Bay Area Track & Field Club (15) | 06/28/26 |
| 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 (179) | 01/01/26 |
| Mark D | Karbo | M | San Ramon | 64 | 1402509044 | Grizzly Track Club (84) | 01/01/26 |
| Daniel C | Karbousky | M | Santa Rosa | 41 | 1408072658 | Empire Runners Club of Sonoma County (33) | 01/01/26 |
| Zia | Karmally | M | Orinda | 5 | 2050355896 | Oakland Cubs (88) | 04/23/26 |
| Mathew C | Karsevar | M | Clovis | 54 | 1402178212 | | 05/11/26 |
| Adhiyan | Karthick | M | Danville | 12 | 2050346340 | Diablo Valley Track & Field (153) | 02/07/26 |
| Shriyaan | Kasaraneni | M | Fremont | 10 | 2050191171 | Mission Valley Track & Field Club (253) | 03/17/26 |
| Jim W | Kaspari | M | Folsom | 64 | 8210433238 | West Valley Track Club (179) | 01/01/26 |
| Dylan | Kattengell | M | Geyserville | 26 | 2050317219 | | 01/02/26 |
| Aaron | Katz | M | Walnut creek | 13 | 2050345192 | Diablo Valley Track & Field (153) | 01/27/26 |
| Max | Kaufman | M | Napa | 17 | 2050373423 | Napa Track Club (5) | 06/18/26 |
| Eric J | Kaufman-Cohen | M | Oakland | 65 | 2006527341 | | 01/01/26 |
| Bridger | Kauzlaric | M | San Mateo | 17 | 2050321608 | Menlo iGreyhounds TC (27) | 01/03/26 |
| ZACHARY | KAWAHARA | M | Vallejo, | 14 | 2050269813 | Hercules Running Rebels Track Club (32) | 05/10/26 |
| Eesa H | Kazi | M | SARATOGA | 10 | 2050331538 | Umoja Track Club (73) | 06/23/26 |
| Khurram H | Kazi | M | Saratoga | 12 | 2050332205 | Umoja Track Club (73) | 06/23/26 |
| Shahzeb | Kazi | M | Orangevale | 37 | 2050256912 | River City Rebels (32) | 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 (59) | 01/04/26 |
| Laszlo | Kearns | M | Santa Rosa | 17 | 2050293956 | NorCal Elite Track & Field Club LLC (59) | 01/03/26 |
| Ben | Keck | M | Redding | 42 | 1406354207 | SRA Elite (97) | 02/19/26 |
| Reyansh | Kedia | M | Fremont | 12 | 2050198110 | Mission Valley Track & Field Club (253) | 02/02/26 |
| Sunny | Kedia | M | Fremont | 46 | 2050198111 | Mission Valley Track & Field Club (253) | 01/02/26 |
| Thomas E | Keenan | M | Alameda | 63 | 1819939644 | Lake Merritt Joggers and Striders Race Team (93) | 01/01/26 |
| Tim P | Keenan | M | Walnut Creek | 64 | 1400282495 | Strawberry Canyon Track Club (34) | 01/01/26 |
| Dashiell | Keffer | M | Tiburon | 15 | 2050027176 | | 12/04/25 |
| Graham | Keggi | M | Denver | 36 | 1704239126 | West Valley Track Club (179) | 01/01/26 |
| Elliot Ray | Keim | M | Castro valley | 16 | 2050203787 | Steel Gazelles (22) | 06/11/26 |
| Jackson T | Keim | M | Roseville | 16 | 2050343246 | | 01/10/26 |
| Bradley | Kelber | M | Rancho Cordova | 12 | 2050272126 | Rancho Cordova Track Club (RCTC) (115) | 02/04/26 |
| Cameron | Kelber | M | Rancho Cordova | 7 | 2050346015 | Rancho Cordova Track Club (RCTC) (115) | 02/04/26 |
| Tyler | Kelber | M | Rancho Cordova | 14 | 2050272127 | Rancho Cordova Track Club (RCTC) (115) | 02/04/26 |
| Jonathan T | Keller | M | Clayton | 15 | 2050339034 | | 11/19/25 |
| Landon | Kelley | M | LODI | 6 | 2050353363 | Lodi Track Club (185) | 04/06/26 |
| James P | Kelly | M | Bay Point | 70 | 1404212795 | | 01/01/26 |
| Michael P | Kelly | M | reno | 53 | 1405253038 | | 01/01/26 |
| Gary I | Kelmenson | M | Capitola | 76 | 1407025905 | Santa Cruz Throwers (3) | 01/01/26 |
| Jack Owen | Kelso | M | Santa Rosa | 15 | 2050372924 | SoCo Sprinters (7) | 06/16/26 |
| Bob | Kemp | M | Saratoga | 71 | 1920561675 | West Valley Joggers & Striders (50) | 01/01/26 |
| Joshua | Kendagor | M | Cameron park | 10 | 2050375902 | | 07/12/26 |
| Bryson | Kennedy | M | Pleasant Hill | 10 | 2050263619 | Joy's Jackrabbits Track Club (82) | 01/01/26 |
| Connor | Kennedy | M | Alamo | 15 | 2050343686 | Cougar Vault (26) | 01/13/26 |
| Keven P | Kennedy | M | San Carlos | 64 | 1920468590 | | 01/01/26 |
| Deantae | Kennedy-Palmer | M | Oakland | 9 | 2050344126 | Oakland PAL (278) | 01/17/26 |
| Sebastian | Kew | M | San Francisco | 15 | 2050306739 | Senators Speed Academy (1) | 01/02/26 |
| Khalil J | Key | M | Fremont | 11 | 2050303487 | Oakland PAL (278) | 01/24/26 |
| Vivaan Sagar | Khanvilkar | M | San Jose | 13 | 2050331357 | California Grizzlies (41) | 05/12/26 |
| Jay | Khanzada | M | East Palo Alto | 11 | 2050373781 | East Palo Alto Greyhounds (48) | 06/19/26 |
| Julian | Khanzada | M | san jose | 35 | 2050250067 | | 01/02/26 |
| Julian (TuTu) | Khanzada | M | East Palo Alto | 8 | 2050373782 | East Palo Alto Greyhounds (48) | 06/19/26 |
| Micah | Kidd | M | Oakland | 9 | 2050266968 | East Oakland Track Group (EOTG) (47) | 02/06/26 |
| David W | Kiefer | M | San Mateo | 61 | 1920853791 | | 01/01/26 |
| William | Kieley | M | Arroyo grande | 12 | 2050251703 | Central Coast Peregrines Track Club (122) | 01/05/26 |
| Julian | Kienzle | M | Oakland | 6 | 2050333836 | Oakland Cubs (88) | 01/04/26 |
| Alec | Kiernan | M | Tiburon | 14 | 2050354624 | Marin Waves Track & Field Club (36) | 04/14/26 |
| August | Kiles | M | Mill Valley | 30 | 2050070221 | | 01/01/26 |
| Alexander R | Kilman | M | Berkeley | 30 | 2050036079 | Strawberry Canyon Track Club (34) | 01/01/26 |
| Aaron B | Kim | M | Palo Alto | 22 | 2050074745 | | 05/18/26 |
| Justin | Kim | M | Rancho Cordova | 9 | 2050351536 | Rancho Cordova Track Club (RCTC) (115) | 03/23/26 |
| Unho | Kim | M | San Jose | 15 | 2050348914 | Quicksilver Running Club of San Jose (57) | 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 (102) | 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 | 46 | 1404570473 | Excelsior Running Club (95) | 01/01/26 |
| Kenzo | Kimura | M | Berkeley | 14 | 2050314178 | Raptors (37) | 04/27/26 |
| kenzo | kimura | M | albany | 14 | 2050267824 | Raptors (37) | 05/03/26 |
| Aaron J | King | M | Turlock | 56 | 1407997855 | 209 Throwers (13) | 01/01/26 |
| Avonn | King | M | Oakland | 10 | 2050248252 | Oakland PAL (278) | 01/16/26 |
| Eric K | King | M | Irvine | 59 | 1405969302 | Pamakids (154) | 01/01/26 |
| Jackson J | King | M | Turlock | 17 | 1608943740 | 209 Throwers (13) | 01/25/26 |
| Larry C | King | M | Elk Grove | 57 | 2050072834 | Trailblazers Track Club (55) | 06/09/26 |
| Larry C | King | M | Elk Grove | 57 | 1504927417 | Trailblazers Track Club (55) | 01/04/26 |
| Major | King | M | Suisun City | 7 | 2050252862 | Full Stride Track Club (56) | 06/07/26 |
| Marshall C | King | M | Elk Grove | 15 | 2050069846 | Trailblazers Track Club (55) | 06/12/26 |
| Mykah | King | M | Suisun City | 14 | 1719456962 | Full Stride Track Club (56) | 06/07/26 |
| Richard P | King Jr | M | West Sacramento | 56 | 2020903148 | River City Rebels (32) | 01/01/26 |
| Sawyer | King | M | Arroyo Grande | 9 | 2050348271 | Central Coast Peregrines Track Club (122) | 02/26/26 |
| Stephon | King | M | San Jose | 43 | 2050070057 | | 01/26/26 |
| Stephon | King II | M | San Jose | 15 | 2050068627 | Supreme Track Club (2) | 06/15/26 |
| William | King | M | Sacramento | 16 | 2050330211 | Trailblazers Track Club (55) | 01/06/26 |
| Gregory B | King Jr. Jr. | M | Fairfield | 45 | 2050250082 | Solano Elite Track Club (51) | 01/02/26 |
| James | Kinney | M | Sacramento | 9 | 2050348633 | Sacramento Valley Endurance (69) | 03/01/26 |
| Louis BAA | Kirby | M | Oakland | 10 | 2050234715 | Oakland Cubs (88) | 01/05/26 |
| Jazir | Kirk | M | Pleasanton | 9 | 2050324303 | Falcon Track Club (92) | 06/02/26 |
| Cartier A | Kirkland | M | Stockton | 6 | 2050346584 | God Speed Track Club (71) | 02/10/26 |
| Daniel | Kirkland-Nunis | M | Manteca | 14 | 2050311494 | 5 NORTH (79) | 12/31/25 |
| David M | Kirkland-Nunis | M | Manteca | 13 | 2050358461 | 5 NORTH (79) | 05/08/26 |
| Ethan A | Kirubel | M | Emeryville | 12 | 2050345565 | Oakland PAL (278) | 01/31/26 |
| Vihaan | Kishore Kumar | M | Fremont | 5 | 2050338964 | Mission Valley Track & Field Club (253) | 11/19/25 |
| Liam | Kizziah | M | Reno | 14 | 2050339505 | Evoke Elite TC (49) | 11/26/25 |
| Noah | Kizziah | M | Reno | 17 | 2050290963 | Evoke Elite TC (49) | 01/01/26 |
| Lee | Klarich | M | Los Gatos | 51 | 1819970011 | | 01/01/26 |
| Jackson | Klein | M | Portola Valley | 13 | 2050349662 | Woodside Wildebeests (44) | 03/08/26 |
| Marc J | Klemencic | M | San Jose | 68 | 1406965762 | Quicksilver Running Club of San Jose (57) | 01/01/26 |
| Jon | Kline | M | Sacramento | 50 | 2050346686 | SRA Elite (97) | 02/11/26 |
| Samuel | Klockenkemper | M | Berkeley | 31 | 2050373753 | Raptors (37) | 06/19/26 |
| Michael J | Kloepfer | M | San Francisco | 72 | 1502525460 | Team Bula? | 01/01/26 |
| Michael | Klopfer | M | Arroyo Grande | 15 | 2050343576 | Central Coast Peregrines Track Club (122) | 01/12/26 |
| Emmanouil Chris | Klostrakis | M | Carmichael | 15 | 2050365444 | Rancho Cordova Track Club (RCTC) (115) | 05/30/26 |
| Ed S | Klotz | M | Incline Village | 66 | 2050118855 | Aggie Running Club (102) | 01/01/26 |
| Amari | Knapps | M | Oakland | 10 | 2050344801 | East Bay Heat Track Club (63) | 01/22/26 |
| Nicholas | Knauer | M | San Jose | 17 | 2050326672 | Menlo iGreyhounds TC (27) | 06/07/26 |
| Charlie A | Knight | M | Reno | 61 | 2050283092 | | 01/02/26 |
| Mayes | Knight | M | Lodi | 11 | 2050305474 | Lodi Track Club (185) | 04/05/26 |
| Phillip | Knight | M | San Jose | 39 | 2050288159 | Max Velocity Prep (72) | 12/31/25 |
| Pharaoh | Knockum | M | Oakland | 7 | 2050344028 | Oakland PAL (278) | 01/16/26 |
| Cameron Joseph | Knott | M | Brentwood | 14 | 2050211547 | 5 NORTH (79) | 05/12/26 |
| Andre I | Knowles | M | Sacramento | 17 | 1608858799 | K6 Athletics (11) | 12/31/25 |
| John A | Knowles | M | Sacramento | 46 | 1404726802 | Sacramento Speed Factory (18) | 01/04/26 |
| Michael | Knowles | M | portola valley | 12 | 2050288750 | | 01/01/26 |
| Matthew J | Knox | M | Yuba City | 18 | 2050330396 | Rancho Cordova Track Club (RCTC) (115) | 02/22/26 |
| Robert F | Knox | M | Novato | 80 | 1404059170 | Tamalpa Runners, Inc. (72) | 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 (179) | 01/01/26 |
| Koby | Kobayashi | M | Rocklin | 16 | 2050359355 | Wildcat Elite Track Club (57) | 05/13/26 |
| Joel | Koch | M | Santa Cruz | 72 | 1905226005 | | 12/31/25 |
| Shiran | Kochavi | M | Oakland | 57 | 1906398654 | Pamakids (154) | 01/01/26 |
| Hayes A | Koenig | M | Cayucos | 11 | 2050303059 | Ride High Athletics (15) | 01/10/26 |
| Leslie Joe | Koenig III | M | Cayucos | 15 | 2050253327 | Ride High Athletics (15) | 01/03/26 |
| travis | koh | M | San Jose | 41 | 2050253805 | West Valley Joggers & Striders (50) | 01/02/26 |
| Venu | Kolavennu | M | San Francisco | 45 | 2050306209 | Pamakids (154) | 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 |
| Peter | Kolotouros | M | Woodside | 58 | 1608819197 | Woodside Wildebeests (44) | 01/01/26 |
| Akul | Kommuru | M | San Jose | 10 | 2050369003 | Luath Track & Field Club (21) | 06/06/26 |
| Hank H | Konen | M | Reno | 79 | 1508301338 | | 01/03/26 |
| Woody | Kongsamut | M | Oakland | 35 | 1406860286 | Strawberry Canyon Track Club (34) | 01/26/26 |
| Daniel Y | Kono | M | San Rafael | 57 | 1719769034 | Tamalpa Runners, Inc. (72) | 01/01/26 |
| Steven | Kool | M | Sunnyvale | 31 | 1802702850 | Wolfpack Running Club (54) | 01/01/26 |
| Charles A | Koontz | M | Santa cruz | 51 | 1920851902 | Santa Cruz Track Club (38) | 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 (32) | 04/04/26 |
| Jules | Korman | M | Piedmont | 30 | 1608784813 | | 07/01/26 |
| Gustaw | Kornuta | M | San Jose | 13 | 2050373443 | Umoja Track Club (73) | 06/18/26 |
| Ben | koss | M | Berkeley | 46 | 2050035620 | West Valley Track Club (179) | 12/31/25 |
| Scott D | Kostka | M | Auburn | 63 | 1404737536 | | 12/31/24 |
| Rohan | Kotamraju | M | Danville | 17 | 2050266513 | Bay Area Track & Field Club (15) | 01/01/26 |
| Charlie | Kothenbeutel | M | Newman | 37 | 2050366513 | | 06/01/26 |
| Andrew I | Kotko | M | Sacramento | 48 | 2050232328 | | 01/02/26 |
| Nick | Kovaleski | M | Burlingame | 36 | 1820315396 | A Runner's Mind (3) | 01/01/26 |
| Alexander E. | Kramer | M | Calpella | 46 | 2050263085 | | 01/02/26 |
| Mike | Kreaden | M | Sunnyvale | 63 | 2050083669 | Stevens Creek Striders (3) | 01/01/26 |
| John E | Kretschmann | M | Folsom | 30 | 1920412036 | SRA Elite (97) | 01/01/26 |
| Mike | Krey | M | Campbell | 71 | 1404717033 | West Valley Joggers & Striders (50) | 01/01/26 |
| Atharv | Krishna | M | Los Altos Hills | 13 | 2050262569 | | 03/29/26 |
| Ahkari | Krishtel | M | Piedmont | 8 | 2050299992 | Oakland Cubs (88) | 02/28/26 |
| Kurt A | krisman | M | Aptos | 60 | 2050373425 | Wolfpack Running Club (54) | 06/18/26 |
| Ken | Krogsrud | M | Auburn | 39 | 2050199117 | | 01/02/26 |
| Andrew J | Krone | M | San Rafael | 48 | 1820069282 | Tamalpa Runners, Inc. (72) | 01/02/26 |
| Scott W | Kruetzfeldt | M | Santa Rosa | 26 | 1508152947 | Aggie Running Club (102) | 02/13/26 |
| elias | krumeich | M | Escalon | 12 | 2050249025 | Central Valley Roadrunners (116) | 03/04/26 |
| isaiah | krumeich | M | Escalon | 10 | 2050250457 | Central Valley Roadrunners (116) | 03/04/26 |