| Joel | Koch | M | Santa Cruz | 72 | 1905226005 | | 12/31/25 |
| Shiran | Kochavi | M | Oakland | 57 | 1906398654 | Pamakids (143) | 01/01/26 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 (2) | 01/01/26 |
| John E | Kretschmann | M | Folsom | 29 | 1920412036 | SRA Elite (87) | 01/01/26 |
| Susan A | Kreusch | F | San Rafael | 63 | 1406907798 | Tamalpa Runners, Inc. (68) | 01/01/26 |
| Mike | Krey | M | Campbell | 71 | 1404717033 | West Valley Joggers & Striders (44) | 01/01/26 |
| Becki K | Kriege | F | San Jose | 59 | 1400805022 | West Valley Joggers & Striders (44) | 01/01/26 |
| Ken | Krogsrud | M | Auburn | 39 | 2050199117 | | 01/02/26 |
| Andrew J | Krone | M | San Rafael | 47 | 1820069282 | Tamalpa Runners, Inc. (68) | 01/02/26 |
| Scott W | Kruetzfeldt | M | Santa Rosa | 26 | 1508152947 | Aggie Running Club (91) | 02/13/26 |
| Erica | Krumeich | F | Escalon | 39 | 2050203982 | Central Valley Roadrunners (108) | 01/01/26 |
| Hiroyuki | Kubo | M | Sunnyvale | 49 | 2050243671 | Quicksilver Running Club of San Jose (52) | 01/01/26 |
| Jerry | Kulper | M | Salinas | 64 | 2050339168 | | 11/21/25 |
| Martin A | Kunz | M | Alameda | 61 | 1508698139 | Lake Merritt Joggers and Striders Race Team (83) | 03/16/26 |
| Khia E | Kurtenbach | F | San Jose | 30 | 2050047125 | West Valley Track Club (161) | 02/08/26 |
| Anna K | Kurtz | F | Alby | 44 | 1404057984 | Pamakids (143) | 01/01/26 |
| Jordan | Kurtz | M | Vacaville | 30 | 2050082989 | SRA Elite (87) | 01/01/26 |
| Clark | Kustin | M | Sacramento | 18 | 2050316814 | Rancho Cordova Track Club (RCTC) (93) | 03/27/26 |
| Hayden | Kwok | M | La Jolla | 21 | 2050225217 | | 02/12/24 |
| Daniel W | Kwon | M | Emerald Hills | 45 | 1401393366 | | 01/01/26 |
| Deanna | Kwong | F | Fremont | 46 | 1920669601 | Pamakids (143) | 01/01/26 |
| Norman | La | M | Berkeley | 44 | 2050250071 | Pamakids (143) | 01/02/26 |
| Michelle | La Sala | F | Napa | 45 | 1405887165 | West Valley Track Club (161) | 02/19/26 |
| Lawrence J | La Strape | M | Discovery Bay | 34 | 2050286778 | | 01/07/26 |
| Jocelyn | Labelle | F | Folsom | 33 | 1407982097 | | 04/02/26 |
| Marissa A | LaBelle | F | Eureka | 31 | 1805995725 | | 01/01/26 |
| Scott | Lacrosse | M | El Dorado | 63 | 2050207289 | SRA Elite (87) | 01/02/26 |
| Ingrid E | Lacy | F | CASTRO VALLEY | 36 | 2050038871 | Wolfpack Running Club (40) | 01/01/26 |
| Vedang | Lad | M | Mountain View | 25 | 1719565499 | Peninsula Distance Club (52) | 01/01/26 |
| Lizz | Lagomarsino | F | Sacramento | 59 | 2050054575 | | 01/01/26 |
| Stephanie | Lain | F | Santa Cruz | 56 | 1407463940 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Reid G | Lalli | M | Orinda | 20 | 2050309934 | | 01/02/26 |
| Glen J | Lally | M | Pleasanton | 45 | 2050242024 | | 01/02/26 |
| Chewey Bill K | Lam | M | San Francisco | 45 | 2050010248 | Pamakids (143) | 04/03/26 |
| Matthew | LaMarca | M | Rancho Cordova | 18 | 2050042110 | Golden State Throwers (18) | 01/01/26 |
| Nancy M | Lambert | F | Oakland | 48 | 1402142697 | Team Onalysis (51) | 01/01/26 |
| Haven | Lambrite-Dodge | F | Fair Oaks | 27 | 2050352631 | SRA Elite (87) | 03/31/26 |
| Christine | Lampe | F | San Francisco | 39 | 2050007009 | Impala Racing Team (149) | 01/26/26 |
| Markus | Lampinen | M | San Francisco | 39 | 2050240081 | West Valley Track Club (161) | 01/02/26 |
| Gregory H | Lane | M | Spreckels | 56 | 1404447144 | Central Coast Track Club (55) | 01/01/26 |
| Nicole | Lane | F | Rancho Cordova | 31 | 2050037339 | SRA Elite (87) | 01/02/26 |
| Bob | Lang | M | Bend | 62 | 2050038385 | Sierra Gold (34) | 01/01/26 |
| Oliver G | Langford | M | Fremont | 39 | 1819900844 | Peninsula Distance Club (52) | 01/01/26 |
| Meredith | Lansdown | F | Pinole | 43 | 1609269954 | Strawberry Canyon Track Club (30) | 01/01/26 |
| Jennifer A | Laret | F | Rancho Cordova | 46 | 2050236700 | Rancho Cordova Track Club (RCTC) (93) | 01/02/26 |
| Lauren A | LaRocco | F | Sacramento | 30 | 1609246549 | SRA Elite (87) | 01/01/26 |
| Irene | Larriba Herranz | F | San Francisco | 30 | 2050335931 | Pamakids (143) | 11/01/25 |
| Edward S | Lasquete | M | San Jose | 54 | 1608891758 | | 01/01/26 |
| Kevin R | LaSure | M | Alameda | 43 | 1905475248 | | 01/01/26 |
| Dave | Latner | M | San Francisco | 68 | 1608881734 | Pamakids (143) | 01/24/26 |
| Connor J | Laughlin | M | San Mateo | 29 | 1508581517 | | 12/31/24 |
| Liam B | Laughlin | M | San Mateo | 24 | 2050012743 | | 12/31/24 |
| Sean M | Laughlin | M | San Mateo | 62 | 1400282826 | | 01/01/26 |
| linda | lauper polk | F | CLEMENTS | 58 | 2050016821 | The Quicksilver Comets (5) | 01/02/26 |
| William A | LaVallee | M | San Jose | 84 | 1405453968 | Bay Area Track & Field Club (8) | 01/01/26 |
| Travis | Lavin | M | Reno | 38 | 2050011159 | | 01/02/26 |
| Bradley W | Lawrence | M | Foster City | 37 | 9611421038 | | 01/01/26 |
| BRANDON E | LAWRENCE | M | San Luis Obispo | 30 | 2001345574 | | 01/01/26 |
| David | Lawrence Jr. | M | Sacramento | 54 | 1405857937 | | 01/13/26 |
| Ian | Lawrence | M | San Francisco | 24 | 2050246657 | West Valley Track Club (161) | 01/19/26 |
| Jacob | Lawrence | M | los osos | 23 | 2050323177 | Aggie Running Club (91) | 01/05/26 |
| Michael M | Lawryk | M | Sunnyvale | 62 | 1609105216 | | 01/01/26 |
| Michael | Lawryk | M | Sunnyvale | 62 | 1403216102 | | 01/01/26 |
| Alan | Laws Jr. | M | Mays Landing | 36 | 2021023235 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Bradley E | Lawson | M | Sacramento | 51 | 1406452936 | M.P. Striders Youth Track Club (4) | 03/16/26 |
| James R | Lawson | M | HERCULES | 62 | 2050132236 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Myesha J | Lawson | F | Antioch | 47 | 2050207882 | Full Stride Track Club (41) | 03/11/26 |
| Katie M | Layman | F | Folsom | 43 | 1920669890 | SRA Elite (87) | 01/01/26 |
| Spiro | Lazarakis | M | San Jose | 70 | 2050297935 | | 01/02/26 |
| Crispin | Lazarit Jr | M | Oakland | 51 | 1405979475 | Excelsior Running Club (91) | 01/05/26 |
| Natalia | Lazarus | F | DANVILLE | 43 | 2050350053 | | 03/11/26 |
| Donna M | Le Fever | F | Aptos | 38 | 2050043220 | | 01/01/26 |
| Janice I | Le Pouvoir | F | Pollock Pines | 74 | 1403625385 | Buffalo Chips Running Club (33) | 03/23/26 |
| Philip G | Leake | M | Citrus Heights | 68 | 1401404254 | | 01/01/26 |
| Raylene | Leavitt | F | SANTA ROSA | 56 | 2050308118 | Empire Runners Club of Sonoma County (31) | 02/03/26 |
| Barbara A | Lebeck | F | Shingle Springs | 63 | 1405782143 | Buffalo Chips Running Club (33) | 01/01/26 |
| Aaron | Lee | M | Campbell | 52 | 2050241696 | West Valley Joggers & Striders (44) | 03/26/26 |
| Aidan G | Lee | M | Emeryville | 31 | 2050035694 | Strawberry Canyon Track Club (30) | 01/01/26 |
| Annette H | Lee | F | Emeryville | 66 | 1920462445 | Lake Merritt Joggers and Striders Race Team (83) | 01/01/26 |
| Brian D | Lee | M | Sacramento | 62 | 1608923593 | Lake Merritt Joggers and Striders Race Team (83) | 01/01/26 |
| Catherine | Lee | F | San Rafael | 70 | 2050082541 | | 01/01/26 |
| Craig M | Lee | M | San Jose | 46 | 1603632538 | | 01/01/26 |
| Emanuel | Lee | M | San Jose | 49 | 1819954486 | West Valley Track Club (161) | 01/01/26 |
| Jason R | Lee | M | San Francisco | 50 | 1404775940 | Excelsior Running Club (91) | 02/01/26 |
| John C | Lee | M | San Ramon | 58 | 1407828050 | 2ndWind Athletics (28) | 12/31/25 |
| Jonathan R. I. | Lee | M | Livermore | 49 | 2050342911 | | 01/08/26 |
| Joyce | Lee | F | Fremont | 45 | 2020981789 | Excelsior Running Club (91) | 01/05/26 |
| Justin V | Lee | M | Berkeley | 60 | 1506962388 | | 01/01/26 |
| Sherry I | Lee | F | Cupertino | 44 | 1407486339 | Excelsior Running Club (91) | 01/01/26 |
| Timothy | Lee | M | San Francisco | 49 | 2050195719 | Team Onalysis (51) | 01/03/26 |
| Christophe | Legall-Scoville | M | San Francisco | 43 | 2050341494 | Excelsior Running Club (91) | 12/24/25 |
| Robert J | Lehr | M | EL DORADO HILLS | 44 | 2050084269 | SRA Elite (87) | 01/01/26 |
| Jeffrey | Lehto | M | Sunnyvale | 51 | 2050322818 | | 01/02/26 |
| Henry | Lei | M | San Francisco | 25 | 2050244938 | West Valley Joggers & Striders (44) | 01/02/26 |
| David G | Leipsic | M | San Rafael | 61 | 1407496403 | Tamalpa Runners, Inc. (68) | 01/01/26 |
| Keith | Lemay2 | M | South Lake Tahoe | 39 | 2050343525 | | 01/12/26 |
| Sharon | Lemberger | F | Menlo Park | 52 | 1404575365 | West Valley Track Club (161) | 01/01/26 |
| Lauren M | Lemire | F | Pittsburg | 20 | 2050339079 | | 11/20/25 |
| Matt T | Lenehan | M | San Francisco | 34 | 1407999042 | Peninsula Distance Club (52) | 01/01/26 |
| Cliff R | Lentz | M | Brisbane | 61 | 1402573271 | Excelsior Running Club (91) | 01/01/26 |
| Patrick | Leo | M | SAN FRANCISCO | 30 | 2050056663 | West Valley Track Club (161) | 01/01/26 |
| Dave J | LeRoy | M | Los Gatos | 63 | 2050197684 | | 01/02/26 |
| Jennings Randall | Lesher | M | San Luis Obispo | 18 | 2050339322 | | 11/24/25 |
| Lawrence S | Lettieri | M | Granbury | 78 | 1400930234 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Michael J | LeVangie | M | Gold River | 61 | 1405152024 | | 01/01/26 |
| Andrew | Levers | M | San Jose | 42 | 2050247989 | | 01/02/26 |
| armahd r | lewis | M | Stockton | 38 | 2050080190 | | 02/02/26 |
| Brenda | Lewis | F | Rancho Cordova | 78 | 1820341350 | Buffalo Chips Running Club (33) | 01/01/26 |
| Connor Joseph | Lewis | M | Sausalito | 27 | 2050281576 | | 01/02/26 |
| Julius B | Lewis | M | Rancho Murieta | 55 | 1405542364 | | 01/04/26 |
| Loren B | Lewis | M | San Jose | 53 | 1406954600 | Quicksilver Running Club of San Jose (52) | 01/01/26 |
| Paul | Lewis | M | Granite Bay | 40 | 2050085646 | | 01/01/26 |
| Malik M | Li | M | Moraga | 18 | 2050278961 | Knight Flyers (18) | 12/31/25 |
| Minghang | Li | F | Fremont | 43 | 2050340973 | | 12/16/25 |
| Orly | Liba | F | Palo Alto | 44 | 2050080559 | Pamakids (143) | 01/07/26 |
| Ivan | Lieben | M | Lafayette | 56 | 1405220755 | West Valley Track Club (161) | 01/01/26 |
| Gabrielle | Lieber | F | San Rafael | 29 | 2050252420 | Impala Racing Team (149) | 01/02/26 |
| Andy | Lieberman | M | Santa Rosa | 63 | 2050297511 | Empire Runners Club of Sonoma County (31) | 01/02/26 |
| Charlene M | Liebes | F | Lincoln | 75 | 2050008139 | Pamakids (143) | 01/05/26 |
| Bryce | Lighthall | M | Orlando | 45 | 2050038954 | West Valley Track Club (161) | 01/01/26 |
| Daniel F | Lilot | M | Mountain View | 51 | 1401843402 | Excelsior Running Club (91) | 01/09/26 |
| John A | Lilygren | M | San Carlos | 71 | 1402085516 | | 12/31/24 |
| Kenny | Lima | M | MANTECA | 58 | 2050331200 | | 01/02/26 |
| Clara | Lin | F | San Francisco | 28 | 2050332862 | Impala Racing Team (149) | 01/02/26 |
| Kristina | Lincoln | F | Stockton | 38 | 2050192223 | Lions Den Athletic Group (42) | 01/01/26 |
| David A | Lindenberg | M | Hughson | 47 | 1404632174 | | 01/01/26 |
| Jeff D | Lindsay | M | Tulsa | 67 | 1402537672 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Molly | Lindsay | F | West Sacramento | 49 | 2050347112 | Delta Hawks (17) | 02/16/26 |
| Drew | Lindsey | M | San Francisco | 49 | 1406482040 | Pamakids (143) | 01/01/26 |
| Perry P | Linn | M | Corning | 74 | 1819816172 | River City Rebels (31) | 01/01/26 |
| Cesar A | Lira | M | Daly City | 44 | 1900646116 | Excelsior Running Club (91) | 01/01/26 |
| Adam F | Littke | M | Los Angeles | 51 | 1401393168 | Excelsior Running Club (91) | 01/02/26 |
| Anthony | Little | M | Lotus | 44 | 2050296439 | | 01/13/26 |
| Chris | Little | M | Sacramento | 64 | 2050014343 | SRA Elite (87) | 01/02/26 |
| Weiti | Liu | M | Los Gatos | 76 | 1920601083 | West Valley Joggers & Striders (44) | 01/01/26 |
| Weiwei | Liu | F | San Jose | 39 | 2050344194 | Quicksilver Running Club of San Jose (52) | 01/17/26 |
| Yayoi | Liu | F | Roseville | 69 | 1402765596 | | 01/01/26 |
| Christine | LiWanPo | F | Redding | 47 | 2050040608 | | 12/31/22 |
| Daniel B | Lloyd | M | Brentwood | 72 | 1405895002 | Weight City? | 01/01/26 |
| Steve | Lloyd | M | San Francisco | 44 | 1405708791 | Pamakids (143) | 01/01/26 |
| George C | Lo | M | Santa Clara | 56 | 1405251727 | West Valley Joggers & Striders (44) | 02/09/26 |
| Katherine W | Loberg | F | DANVILLE | 51 | 2020952608 | Mount Diablo Heat (38) | 01/01/26 |
| Karen | Locke | F | Oakland | 64 | 1400215354 | | 01/01/26 |
| Bobby | Lockhart | M | Oakland | 43 | 1405595826 | | 01/01/26 |
| Alexander X | Lodewick | M | Moraga | 21 | 1407870037 | Diablo Valley Track & Field (105) | 01/01/26 |
| Matthew J | Lodewick | M | Moraga | 55 | 1608879787 | Diablo Valley Track & Field (105) | 01/01/26 |
| Giancarlo | Loeffler | M | San Francisco | 42 | 2050048553 | West Valley Track Club (161) | 01/01/26 |
| Nicholas | Loizeaux | M | Albany | 57 | 2050050586 | | 01/01/26 |
| Becca | Loman | F | Mill Valley | 38 | 1820328324 | Impala Racing Team (149) | 01/21/26 |
| Cynthia | Long | F | Piedmont | 71 | 1503070797 | Lake Merritt Joggers and Striders Race Team (83) | 01/01/26 |
| William T | Long | M | Los Angeles | 67 | 1502892811 | Joy's Jackrabbits Track Club (76) | 12/31/25 |
| Angela L | Longworth | F | Placerville | 58 | 1400290118 | Impala Racing Team (149) | 12/31/24 |
| Adolfo D | Lopez | M | Santa Maria | 66 | 2050251274 | San Luis Distance Club (13) | 01/02/26 |
| Harlan G | Lopez | M | Walnut Creek | 40 | 1404655811 | West Valley Track Club (161) | 01/01/26 |
| Luiz (Michael) | Lopez | M | Los Angeles | 31 | 2050019630 | Joy's Jackrabbits Track Club (76) | 01/01/26 |
| Norma J | Lopez | F | San Francisco | 68 | 2050007922 | San Francisco Track and Field Club (8) | 01/01/26 |
| Raul | Lopez | M | San Jose | 32 | 2050243372 | | 01/02/26 |
| Robert S | Lopez Jr. | M | Foster City | 51 | 1608798326 | | 01/01/26 |
| Alexandra | Lopez Ochoa | F | Stockton | 33 | 2050352296 | Stockton Rising Club (18) | 03/28/26 |
| Benjamin B | Lord | M | San Francisco | 37 | 2050246387 | Excelsior Running Club (91) | 03/22/26 |
| Vanessa | Lordi | F | Livermore | 48 | 1401458664 | Strawberry Canyon Track Club (30) | 01/01/26 |
| annamarie | louie | F | Los Altos | 56 | 2050084638 | | 01/01/26 |
| Katherine F | Louie | F | Elk Grove | 62 | 2050251537 | | 01/02/26 |
| Samuel | Louie | M | Belmont | 55 | 1407721578 | Excelsior Running Club (91) | 01/01/26 |
| Tina F | Lount | F | Woodside | 58 | 1400290134 | Woodside Wildebeests (42) | 01/01/26 |
| Shannon | Lowe | M | San Francisco | 49 | 1403626029 | | 01/01/26 |
| Jeffery | Lozano | M | Modesto | 63 | 1401358369 | | 01/01/26 |
| Elijah J | Lozares | M | Pleasanton | 20 | 2050237362 | | 04/04/26 |
| John R | Luaces | M | Redding | 58 | 1401307234 | SWEAT (1) | 01/11/24 |
| Keith | Lubliner | M | San Jose | 65 | 1405383090 | Quicksilver Running Club of San Jose (52) | 01/01/26 |
| Brent Lawrence | Lubratich | M | Alameda | 44 | 2050192846 | Aggie Running Club (91) | 01/02/26 |
| Christopher | Lucey | M | San Mateo | 60 | 1609218175 | San Mateo Track Club (2) | 01/01/26 |
| Mary | Ludlam | F | San Francisco | 51 | 2050326755 | Pamakids (143) | 01/02/26 |
| Robert | Luemers | M | Los Gatos | 35 | 1920836911 | Stevens Creek Striders (2) | 01/01/26 |
| Jerson | Lugo | M | Santa Rosa | 18 | 2050340221 | NorCal Elite Track & Field Club LLC (58) | 12/05/25 |
| Luis | Lugo | M | Chico | 46 | 2050297671 | Chico Track Club/Chico Striders (6) | 01/02/26 |
| Ooi Leng | Lum | F | Walnut Creek | 49 | 2050043780 | Walnut Creek Run Club (1) | 12/31/25 |
| Brian J | Lundberg | M | MONTEREY | 60 | 1406242105 | West Valley Track Club (161) | 01/01/26 |
| Chris | Lundy | F | Mill Valley | 55 | 1400819742 | Impala Racing Team (149) | 01/01/26 |
| Rachel | Lunt | F | Castro Valley | 60 | 1406872497 | | 01/01/26 |
| Jonathan | Luo | M | SAN JOSE | 61 | 1920753702 | Joy's Jackrabbits Track Club (76) | 01/02/26 |