| Jesper | Kvaerno | M | Pleasanton | 54 | 2021075235 | Lake Merritt Run Club (98) | 07/03/26 |
| Clark | Kustin | M | Sacramento | 18 | 2050316814 | Rancho Cordova Track Club (RCTC) (120) | 03/27/26 |
| Anna K | Kurtz | F | Alby | 45 | 1404057984 | Pamakids (162) | 01/01/26 |
| Jordan | Kurtz | M | Vacaville | 30 | 2050082989 | SRA Elite (104) | 01/01/26 |
| Khia E | Kurtenbach | F | San Jose | 30 | 2050047125 | West Valley Track Club (193) | 02/08/26 |
| Martin A | Kunz | M | Alameda | 62 | 1508698139 | Lake Merritt Run Club (98) | 03/16/26 |
| Jerry | Kulper | M | Salinas | 64 | 2050339168 | | 11/21/25 |
| Shail | kulkarni | M | San Francisco | 18 | 2050254717 | | 01/03/26 |
| Hiroyuki | Kubo | M | Sunnyvale | 50 | 2050243671 | Quicksilver Running Club of San Jose (63) | 01/01/26 |
| Erica | Krumeich | F | Escalon | 39 | 2050203982 | Central Valley Roadrunners (117) | 01/01/26 |
| Scott W | Kruetzfeldt | M | Santa Rosa | 26 | 1508152947 | Aggie Running Club (116) | 02/13/26 |
| Andrew J | Krone | M | San Rafael | 48 | 1820069282 | Tamalpa Runners, Inc. (75) | 01/02/26 |
| Nell I | Krombholz | F | Santa Rosa | 18 | 2050284895 | NorCal Elite Track & Field Club LLC (60) | 01/07/26 |
| Ken | Krogsrud | M | Auburn | 39 | 2050199117 | | 01/02/26 |
| Kurt A | krisman | M | Aptos | 61 | 2050373425 | Wolfpack Running Club (56) | 06/18/26 |
| Becki K | Kriege | F | San Jose | 59 | 1400805022 | West Valley Joggers & Striders (50) | 01/01/26 |
| Mike | Krey | M | Campbell | 71 | 1404717033 | West Valley Joggers & Striders (50) | 01/01/26 |
| Susan A | Kreusch | F | San Rafael | 63 | 1406907798 | Tamalpa Runners, Inc. (75) | 01/01/26 |
| John E | Kretschmann | M | Folsom | 30 | 1920412036 | SRA Elite (104) | 01/01/26 |
| Mike | Kreaden | M | Sunnyvale | 63 | 2050083669 | Stevens Creek Striders (3) | 01/01/26 |
| Alexander E. | Kramer | M | Calpella | 46 | 2050263085 | | 01/02/26 |
| Nick | Kovaleski | M | Burlingame | 36 | 1820315396 | A Runner's Mind (3) | 01/01/26 |
| Andrew I | Kotko | M | Sacramento | 48 | 2050232328 | | 01/02/26 |
| Charlie | Kothenbeutel | M | Newman | 37 | 2050366513 | | 06/01/26 |
| Scott D | Kostka | M | Auburn | 63 | 1404737536 | | 12/31/24 |
| Megan | Kossar | F | San Francisco | 55 | 1406443125 | Impala Racing Team (158) | 01/01/26 |
| Ben | koss | M | Berkeley | 46 | 2050035620 | West Valley Track Club (193) | 12/31/25 |
| Graham | Kosiba | M | Oakland | 35 | 2050234059 | Oakland Track Club (13) | 07/20/26 |
| Jules | Korman | M | Piedmont | 30 | 1608784813 | | 07/01/26 |
| Chris | Koris | M | Elk Grove | 68 | 2050331113 | River City Rebels (33) | 04/04/26 |
| Rob | Koplowitz | M | Oakland | 66 | 2050085653 | | 01/01/26 |
| Collin J | Kopchik | M | Oakland | 20 | 2050354470 | | 04/14/26 |
| Charles A | Koontz | M | Santa cruz | 51 | 1920851902 | Santa Cruz Track Club (51) | 01/01/26 |
| Steven | Kool | M | Sunnyvale | 31 | 1802702850 | Wolfpack Running Club (56) | 01/01/26 |
| Daniel Y | Kono | M | San Rafael | 57 | 1719769034 | Tamalpa Runners, Inc. (75) | 01/01/26 |
| Woody | Kongsamut | M | Oakland | 35 | 1406860286 | Strawberry Canyon Track Club (38) | 01/26/26 |
| Hank H | Konen | M | Reno | 79 | 1508301338 | | 01/03/26 |
| Peter | Kolotouros | M | Woodside | 58 | 1608819197 | Woodside Wildebeests (46) | 01/01/26 |
| 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 |
| Venu | Kolavennu | M | San Francisco | 46 | 2050306209 | Pamakids (162) | 04/02/26 |
| travis | koh | M | San Jose | 41 | 2050253805 | West Valley Joggers & Striders (50) | 01/02/26 |
| Shiran | Kochavi | M | Oakland | 57 | 1906398654 | Pamakids (162) | 01/01/26 |
| Joel | Koch | M | Santa Cruz | 72 | 1905226005 | | 12/31/25 |
| Sophia Y | Kobrin | F | Stockton | 47 | 2050345123 | | 01/27/26 |
| Konrad J | Knutsen | M | El Dorado Hills | 50 | 1601957440 | West Valley Track Club (193) | 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 |
| Matthew J | Knox | M | Yuba City | 18 | 2050330396 | Rancho Cordova Track Club (RCTC) (120) | 02/22/26 |
| Robert F | Knox | M | Novato | 80 | 1404059170 | Tamalpa Runners, Inc. (75) | 01/01/26 |
| John A | Knowles | M | Sacramento | 46 | 1404726802 | Sacramento Speed Factory (18) | 01/04/26 |
| Angela | Knotts | F | San Francisco | 45 | 2050009431 | West Valley Track Club (193) | 01/02/26 |
| Charlie A | Knight | M | Reno | 61 | 2050283092 | | 01/02/26 |
| Phillip | Knight | M | San Jose | 39 | 2050288159 | Max Velocity Prep (72) | 12/31/25 |
| Ed S | Klotz | M | Incline Village | 66 | 2050118855 | Aggie Running Club (116) | 01/01/26 |
| Michael J | Kloepfer | M | San Francisco | 72 | 1502525460 | Team Bula? | 01/01/26 |
| Samuel | Klockenkemper | M | Berkeley | 31 | 2050373753 | Raptors (37) | 06/19/26 |
| Jon | Kline | M | Sacramento | 50 | 2050346686 | SRA Elite (104) | 02/11/26 |
| Michelle | Klimek | F | Santa Rosa | 50 | 2050340045 | West Coast Striders (52) | 12/03/25 |
| Marc J | Klemencic | M | San Jose | 68 | 1406965762 | Quicksilver Running Club of San Jose (63) | 01/01/26 |
| Carly A | Kleefeld | F | Fair Oaks | 27 | 1719482380 | SRA Elite (104) | 02/07/26 |
| Lee | Klarich | M | Los Gatos | 51 | 1819970011 | | 01/01/26 |
| Andrea | Kiwala | F | Pleasant Hill | 45 | 2050076872 | | 01/01/26 |
| Gregory B | King Jr. Jr. | M | Fairfield | 46 | 2050250082 | Solano Elite Track Club (51) | 01/02/26 |
| Aaron J | King | M | Turlock | 56 | 1407997855 | 209 Throwers (13) | 01/01/26 |
| Carrie L | King | F | Turlock | 57 | 2050251148 | 209 Throwers (13) | 01/07/26 |
| Eric K | King | M | Irvine | 59 | 1405969302 | Pamakids (162) | 01/01/26 |
| Larry C | King | M | Elk Grove | 58 | 2050072834 | Trailblazers Track Club (55) | 06/09/26 |
| Larry C | King | M | Elk Grove | 58 | 1504927417 | Trailblazers Track Club (55) | 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 (33) | 01/01/26 |
| Stephon | King | M | San Jose | 43 | 2050070057 | | 01/26/26 |
| Jonathan M | Kimura | M | Cupertino | 46 | 1404570473 | Excelsior Running Club (96) | 01/01/26 |
| Jeff | kimes | M | CAPITOLA | 60 | 2050010715 | | 12/31/24 |
| Adam | Kimble | M | Truckee | 39 | 1719761965 | | 01/01/26 |
| Craig | Kimball | M | San Luis Obispo | 27 | 2050238205 | Aggie Running Club (116) | 01/02/26 |
| Aaron B | Kim | M | Palo Alto | 23 | 2050074745 | | 05/18/26 |
| Allegra N | Kim | F | Sacramento | 58 | 1906570930 | Lake Merritt Run Club (98) | 03/05/26 |
| Nia | Kim | F | Piedmont | 19 | 2050373923 | Piedmont Pole Vault (1) | 06/20/26 |
| SunDuk | Kim | F | Orinda | 47 | 1920431796 | Pamakids (162) | 01/06/26 |
| Alexander R | Kilman | M | Berkeley | 30 | 2050036079 | Strawberry Canyon Track Club (38) | 01/01/26 |
| August | Kiles | M | Mill Valley | 30 | 2050070221 | | 01/01/26 |
| David W | Kiefer | M | San Mateo | 61 | 1920853791 | | 01/01/26 |
| Maryann | Khinda-Lombardo | F | Alameda | 47 | 2050222817 | Women's Run Club East Bay (23) | 01/02/26 |
| Julian | Khanzada | M | san jose | 35 | 2050250067 | | 01/02/26 |
| Sherri | Kerth | F | El Dorado | 66 | 2050377002 | Buffalo Chips Running Club (42) | 08/02/26 |
| Jayden I | Kenney | F | Emeryville | 18 | 2050340523 | Cougar Vault (26) | 07/14/26 |
| Christine | Kennedy | F | Redwood City | 71 | 1405341510 | | 01/01/26 |
| Keven P | Kennedy | M | San Carlos | 64 | 1920468590 | | 01/01/26 |
| Samira | Kennedy | F | San Carlos | 20 | 1920468566 | | 01/01/26 |
| Bob | Kemp | M | Saratoga | 71 | 1920561675 | West Valley Joggers & Striders (50) | 01/01/26 |
| Gary I | Kelmenson | M | Capitola | 76 | 1407025905 | Santa Cruz Throwers (3) | 01/01/26 |
| James P | Kelly | M | Bay Point | 70 | 1404212795 | | 01/01/26 |
| Juliet L | Kelly | F | Bay Point | 65 | 1404212787 | Full Stride Track Club (56) | 12/31/24 |
| Michael P | Kelly | M | reno | 53 | 1405253038 | | 01/01/26 |
| Carol L | Keller | F | Moss beach | 66 | 1903063855 | Impala Racing Team (158) | 02/04/26 |
| Allison | Kegley | F | San Rafael | 48 | 1920425459 | Tamalpa Runners, Inc. (75) | 01/01/26 |
| Graham | Keggi | M | Denver | 36 | 1704239126 | West Valley Track Club (193) | 01/01/26 |
| Thomas E | Keenan | M | Alameda | 63 | 1819939644 | Lake Merritt Run Club (98) | 01/01/26 |
| Tim P | Keenan | M | Walnut Creek | 65 | 1400282495 | Strawberry Canyon Track Club (38) | 01/01/26 |
| Sunny | Kedia | M | Fremont | 46 | 2050198111 | Mission Valley Track & Field Club (258) | 01/02/26 |
| Ben | Keck | M | Redding | 42 | 1406354207 | SRA Elite (104) | 02/19/26 |
| Bo | Kearns | M | Sonoma | 85 | 2050273273 | | 01/02/26 |
| Brad | Kearns | M | Stateline | 61 | 2050244854 | | 01/02/26 |
| Mareese F | Keane | F | San Jose | 51 | 1407461779 | Wolfpack Running Club (56) | 08/27/26 |
| Shahzeb | Kazi | M | Orangevale | 37 | 2050256912 | River City Rebels (33) | 01/01/26 |
| Eric J | Kaufman-Cohen | M | Oakland | 65 | 2006527341 | | 01/01/26 |
| Max | Kaufman | M | Napa | 18 | 2050373423 | Napa Track Club (5) | 06/18/26 |
| Martin | Katz | M | Larkspur | 72 | 2050377543 | | 08/17/26 |
| Dylan | Kattengell | M | Geyserville | 26 | 2050317219 | | 01/02/26 |
| Nami | Kato | F | Rancho Cordova | 44 | 2050286203 | Buffalo Chips Running Club (42) | 01/01/26 |
| Sara | Kato | F | Mountain View | 32 | 2050080554 | West Valley Track Club (193) | 03/15/26 |
| Jim W | Kaspari | M | Folsom | 65 | 8210433238 | West Valley Track Club (193) | 01/01/26 |
| Mathew C | Karsevar | M | Clovis | 54 | 1402178212 | | 05/11/26 |
| Daniel C | Karbousky | M | Santa Rosa | 42 | 1408072658 | Empire Runners Club of Sonoma County (51) | 01/01/26 |
| Mark D | Karbo | M | San Ramon | 64 | 1402509044 | Grizzly Track Club (84) | 01/01/26 |
| Jason R | Karbelk | M | San Francisco | 39 | 1405727478 | West Valley Track Club (193) | 01/01/26 |
| Kent | Kappen | M | Los Gatos | 55 | 1920866900 | Lead Sports USA T&F club (1) | 01/01/26 |
| Illias | Kaplanes-Jones | M | Lafayette | 18 | 2050298773 | Joy's Jackrabbits Track Club (84) | 01/07/26 |
| Louis | Kao | M | San Ramon | 75 | 1402341125 | 2ndWind Athletics (30) | 01/01/26 |
| INGRID | KANTOLA | F | Sacramento | 40 | 2050349392 | Sac-Town Coyotes (35) | 03/06/26 |
| Brent K | Kaneyuki Jr. | M | Antelope | 27 | 2050330474 | SRA Elite (104) | 01/01/26 |
| Logan | Kaminski | M | San Rafael | 22 | 2050369944 | | 06/08/26 |
| Max | Kam | M | San Rafael | 40 | 1719396028 | Excelsior Running Club (96) | 01/02/26 |
| Kurstin R | Kalisek | F | Oakland | 27 | 2050237350 | Renegade Running (6) | 01/02/26 |
| Kaila | kailagibson1996@gmail.com | F | Aptos | 29 | 2050377626 | Santa Cruz Track Club (51) | 08/19/26 |
| Steve | Kafka | M | Mountain View | 50 | 2050283170 | | 07/10/24 |
| David E | Kaffka | M | Citrus Heights | 53 | 2050333320 | SRA Elite (104) | 12/31/25 |
| Carl Edward | Kadlic | M | Oakland | 56 | 1405762541 | Aggie Running Club (116) | 01/01/26 |
| Jenny C | Kadavy | F | Clayton | 43 | 1405480243 | Aggie Running Club (116) | 01/01/26 |
| Kristyn | Kadala | F | Mountain View | 34 | 1609273659 | West Valley Track Club (193) | 08/20/26 |
| Anna | Kacius | F | San Francisco | 33 | 1820325924 | Impala Racing Team (158) | 01/01/26 |
| Rachid | Kacimi | M | San Francisco | 67 | 2050191432 | | 01/01/26 |
| Tony | Jurado | M | Oakland | 50 | 2050338432 | | 11/13/25 |
| Alan | Jung | M | Oakland | 59 | 2050376955 | Lake Merritt Run Club (98) | 08/01/26 |
| Barbara L | Jung | F | Oakland | 62 | 1406483766 | Lake Merritt Run Club (98) | 04/18/26 |
| Tyler H | Jung | M | Mountain View | 31 | 1920851795 | Excelsior Running Club (96) | 01/01/26 |
| Adrian | Jue | M | San Francisco | 44 | 2012035838 | Pamakids (162) | 02/02/26 |
| Kevin M | Jude | M | Berkeley | 49 | 2050169440 | Lake Merritt Run Club (98) | 03/09/26 |
| Michael | Ju | M | San Mateo | 30 | 2050046855 | Excelsior Running Club (96) | 01/01/26 |
| Michelle | Joyce | F | San Francisco | 27 | 2050306211 | West Valley Track Club (193) | 01/10/26 |
| Vasantha | Jotwani | F | San Bruno | 43 | 2050260036 | Pamakids (162) | 01/02/26 |
| Carrie | Joseph | F | Santa Rosa | 56 | 1407666500 | Empire Runners Club of Sonoma County (51) | 01/01/26 |
| Anthony D | Jordan | M | Sacramento | 65 | 2050292972 | | 01/01/26 |
| Aquaylis | Jordan | M | Brentwood | 18 | 2050345005 | | 01/26/26 |
| Michele M | Jordan | F | Chico | 73 | 1705773776 | Lake Merritt Run Club (98) | 01/01/26 |
| Raul | Jorcino | M | Oakland | 62 | 1920390299 | Lake Merritt Run Club (98) | 03/21/26 |
| Anthony | Jones | M | Alameda | 21 | 1508534763 | | 02/24/26 |
| Chantay | Jones | F | Davis | 65 | 2020929523 | | 12/31/24 |
| Chris S | Jones | M | Sonoma | 54 | 1407012572 | Pamakids (162) | 01/01/26 |
| Declan | Jones | M | Danville | 18 | 2050242537 | California Grizzlies (41) | 01/01/26 |
| Justin M | Jones | M | rancho cordova | 36 | 2050288441 | Fifty East Elite (41) | 01/02/26 |
| Lawrence | Jones | M | Modesto | 47 | 2050376082 | Central Valley Roadrunners (117) | 07/15/26 |
| Maurice | Jones | M | Antioch | 42 | 2050305339 | JussDominate Elite (7) | 01/02/26 |
| Molly | Jones | F | Sacramento | 24 | 2050355162 | SRA Elite (104) | 04/19/26 |
| Richard | Jones | M | Mountain View | 43 | 7511305602 | Joy's Jackrabbits Track Club (84) | 01/01/26 |
| Shaunte | Jones | F | Fairfield | 46 | 2050348364 | Run Hard University (34) | 02/27/26 |
| Shearon | Jones | F | Sacramento | 69 | 1408045043 | | 01/01/26 |
| Sylvia | Jones | F | East Palo Alto | 71 | 1404217083 | | 01/01/26 |
| Theodore H | Jones | M | San Francisco | 87 | 1405169887 | Pamakids (162) | 01/01/26 |
| Zachary C | Jones | M | Daly City | 21 | 2050346297 | | 02/07/26 |
| Beck | Johnstone | M | San Francisco | 25 | 2050245685 | West Valley Track Club (193) | 01/02/26 |
| Andrea | Johnson | F | Oakland | 43 | 1709370769 | | 01/01/26 |
| Barry | Johnson Jr. | M | Hercules | 45 | 2050375362 | | 07/02/26 |
| Bradley T | Johnson | M | Oakland | 40 | 1406253102 | Berkeley Track & Field Club? | 01/01/26 |
| Christopher E | Johnson | M | Sparks | 49 | 1402926370 | Las Vegas Heat? | 12/31/25 |
| Grant | Johnson | M | San Francisco | 43 | 1407084027 | Excelsior Running Club (96) | 03/25/26 |
| Jerry | Johnson | M | San Francisco | 53 | 2050261574 | | 01/02/26 |
| Kahli E | Johnson | M | Napa | 18 | 2050279216 | Napa Track Club (5) | 06/13/26 |
| Kate | Johnson | F | San Jose | 40 | 2050234636 | Quicksilver Running Club of San Jose (63) | 01/02/26 |
| Kevin H | Johnson | M | Belvedere Tiburon | 61 | 2050038619 | | 01/01/26 |
| Mathew | Johnson | M | San Francisco | 46 | 2050333184 | West Valley Track Club (193) | 07/16/26 |
| Matt | Johnson | M | San Francisco | 45 | 2050194346 | | 01/02/26 |
| Maxwell | Johnson | M | Atherton | 19 | 2050339886 | | 12/01/25 |
| Megan | Johnson | F | Redding | 55 | 2050191563 | | 01/01/26 |
| Michael W | Johnson | M | Davis | 71 | 1508631361 | Golden Valley Harriers (20) | 01/01/26 |
| Michael E | Johnson | M | Walnut Creek | 71 | 2050301113 | | 01/02/26 |
| Paul F. | Johnson Jr. | M | Stockton | 72 | 2050369175 | | 06/06/26 |
| Richard A | Johnson | M | Turlock | 60 | 1503043919 | River City Rebels (33) | 01/01/26 |
| Robyne M | Johnson | F | Oakland | 63 | 1405433044 | | 01/01/26 |
| Sydney | Johnson | F | Roseville | 23 | 2050001321 | | 01/02/26 |
| Traivon D | Johnson | M | Oakland | 54 | 1920654140 | East Oakland Track Group (EOTG) (47) | 01/01/26 |
| Travis | Johnson | M | Sacramento | 42 | 2050241941 | Rancho Cordova Track Club (RCTC) (120) | 01/02/26 |
| Troy A | Johnson | M | Turlock | 56 | 1703894798 | | 01/01/26 |
| Gary T | John | M | San Mateo | 77 | 1401925233 | Santa Cruz Throwers (3) | 01/01/26 |
| Jake J | Joerger | M | Santa Rosa | 20 | 2050076267 | | 05/23/26 |
| Ibrahim | Jirdeh | M | San Francisco | 27 | 2050331430 | West Valley Track Club (193) | 06/23/26 |
| Deanna | Jimenez | F | Hercules | 48 | 2050375969 | Hercules Running Rebels Track Club (32) | 07/13/26 |
| Elijah | Jimenez | M | Richmond | 18 | 1407831401 | Hercules Running Rebels Track Club (32) | 06/18/26 |
| Juan | Jimenez | M | Hercules | 48 | 1508172739 | Hercules Running Rebels Track Club (32) | 07/13/26 |
| Victoria Y | Jimenez Sr. | F | Burney | 18 | 2050339770 | Intermountain Speed Racers (8) | 11/30/25 |
| Robert t T | Jiles | M | Roseville | 62 | 2050252379 | | 01/02/26 |
| DeVante L | Jewett | M | South San Francisco | 33 | 2050202086 | | 11/28/25 |
| Tamara | Jewett | F | MENLO PARK | 36 | 2050305214 | Peninsula Distance Club (62) | 01/13/26 |
| Rod | Jett | M | Sacramento | 59 | 2050141909 | | 01/02/26 |
| esther | jeong | F | SAN FRANCISCO | 32 | 2050354985 | West Valley Track Club (193) | 04/17/26 |
| Jae H | Jeon | M | Livermore | 45 | 2050212779 | | 01/02/26 |
| Bret A | Jensen | M | Alameda | 48 | 2050044621 | | 01/01/26 |
| Jorn T | Jensen | M | Morgan Hill | 57 | 1405157627 | West Valley Joggers & Striders (50) | 01/01/26 |