| Shaan | Singh | M | Lodi | 6 | 2050359154 | Lodi Track Club (181) | 05/12/26 |
| Toraino | Singleton | M | Sacramento | 53 | 2050287138 | | 01/02/26 |
| Jason R. | Singson | M | El Cerrito | 29 | 2050245839 | | 12/31/24 |
| Armando | Siqueiros | M | San Luis Obispo | 67 | 1405255579 | Aggie Running Club (121) | 01/01/26 |
| Carlos A | Siqueiros | M | San Jose | 45 | 1401844541 | Aggie Running Club (121) | 01/01/26 |
| Essey | Sirak | M | Oakland | 12 | 2050297340 | 3M Track Club (45) | 01/27/26 |
| Sayavath W | Sirisouk | M | Rohnert Park | 28 | 2050240748 | West Coast Striders (52) | 01/02/26 |
| Ishaan S | Sirupa | M | Dublin | 13 | 2050367014 | Livermore Lightning (22) | 06/02/26 |
| Enzo | Sison | M | San Jose | 27 | 2050191915 | San Jose TC (7) | 01/01/26 |
| Terrence Jay | Sison | M | Hayward | 14 | 2050296237 | Mission Valley Track & Field Club (265) | 02/01/26 |
| Cameron | Sissle | M | Rocklin | 14 | 2050370266 | Wildcat Elite Track Club (70) | 06/09/26 |
| Sreejith | Sivakumar | M | Folsom | 14 | 2050272952 | Rancho Cordova Track Club (RCTC) (123) | 01/01/26 |
| Daniel | Sivolella | M | Piedmont | 61 | 1405264936 | Strawberry Canyon Track Club (44) | 01/01/26 |
| Addib | Skandari | M | Fremont | 36 | 2050057245 | | 01/01/26 |
| Chris | Skelton | M | Fairfax | 43 | 2050195260 | Sonoma Valley Track Team? | 01/02/26 |
| Julius | Skillern | M | Oakland | 9 | 2050207037 | East Oakland Track Group (EOTG) (47) | 05/07/26 |
| Rufus | Skillern III | M | Hayward | 12 | 2050273274 | East Oakland Track Group (EOTG) (47) | 05/13/26 |
| Richard | Skogsberg | M | San Francisco | 30 | 2050083958 | West Valley Track Club (196) | 02/01/26 |
| Victor L | Skorapa IV | M | San Francisco | 31 | 1719536128 | Excelsior Running Club (97) | 01/01/26 |
| Luke | Skowrup | M | Oakland | 17 | 2050315445 | AM Speed TC (26) | 01/09/26 |
| Bracin | Skywalker | M | antelope | 36 | 2050079980 | | 01/01/26 |
| Jonathan | Slade | M | El Dorado Hills | 12 | 2050341693 | | 12/28/25 |
| Guybe | Slangen | M | San Francisco | 53 | 2050242392 | Excelsior Running Club (97) | 01/05/26 |
| Jonathan | Slater | M | San Jose | 57 | 1508676952 | | 11/01/25 |
| Christian | Sledge | M | Antelope | 17 | 2050265750 | Fifty East Elite (41) | 05/06/26 |
| Jaylyn | Smallwood | M | Richmond | 17 | 2050219045 | Audience of One (31) | 06/23/26 |
| Derek | Smart Jr. | M | Antelope | 18 | 2050229334 | Fifty East Elite (41) | 01/01/26 |
| Derek | Smart | M | Antelope | 60 | 2050297685 | | 01/02/26 |
| Vincent | Smiley | M | Reno | 17 | 2050353965 | | 04/10/26 |
| Nick | Smirnov | M | Mountain View | 42 | 2050311519 | Wolfpack Running Club (59) | 04/19/26 |
| Aaron EF | Smith | M | Moraga | 53 | 1920871835 | Diablo Valley Track & Field (196) | 12/31/24 |
| Brent | Smith | M | Zephyr Cove | 18 | 2050343240 | Lake Tahoe Track Club (47) | 01/10/26 |
| Caleb | Smith | M | Walnut Creek | 13 | 2050267791 | Diablo Valley Track & Field (196) | 05/12/26 |
| Cameron | Smith | M | Fairfield | 11 | 2050203689 | Run Hard University (34) | 06/19/26 |
| Chris S | Smith | M | Piedmont | 73 | 1401838808 | | 01/02/26 |
| Cory Dean | Smith | M | Santa Barbara | 48 | 1508109319 | Aggie Running Club (121) | 01/01/26 |
| Dwight P | Smith | M | Seaside | 67 | 1803079514 | Aggie Running Club (121) | 01/01/26 |
| Gavin | Smith | M | Sacramento | 12 | 2050331502 | Sacramento Valley Endurance (81) | 01/06/26 |
| Jason | Smith | M | San Bruno | 27 | 1508581509 | | 01/02/26 |
| Jason E | Smith | M | Salinas | 57 | 1400673222 | Central Coast Track Club (117) | 01/01/26 |
| Jaxon | Smith | M | Oakland | 7 | 2050345558 | Oakland PAL (278) | 01/31/26 |
| Jedidiah | Smith | M | Santa Rosa | 16 | 2050331108 | NorCal Elite Track & Field Club LLC (61) | 01/17/26 |
| Joseph | Smith | M | San Francisco | 18 | 2050373967 | SF Striders Youth Track (59) | 06/20/26 |
| Joseph M. | Smith | M | Sacramento | 67 | 1405661677 | | 03/01/26 |
| Kellen | Smith | M | Sacramento | 10 | 2050331501 | Sacramento Valley Endurance (81) | 01/06/26 |
| Kevin | Smith | M | Oakley | 9 | 2050290500 | | 09/03/26 |
| Michael J | Smith | M | Modesto | 41 | 2050195964 | Central Valley Roadrunners (118) | 02/02/26 |
| Nate | Smith | M | Vacaville | 46 | 2050376098 | Aggie Running Club (121) | 07/15/26 |
| Peter B | Smith | M | Oakland | 60 | 6110984938 | | 01/02/26 |
| Preston G | Smith | M | Sacramento | 12 | 2050247159 | Sac-Town Coyotes (35) | 01/01/26 |
| Rob E | Smith | M | San Jose | 71 | 2050286373 | San Jose TC (7) | 01/02/26 |
| Ryder | Smith | M | Moraga | 14 | 2050280445 | Diablo Valley Track & Field (196) | 06/09/25 |
| Tom | Smith | M | Davis | 60 | 2050378640 | Golden Valley Harriers (22) | 09/10/26 |
| Wyatt | Smith | M | Moraga | 15 | 1920639687 | Diablo Valley Track & Field (196) | 01/02/26 |
| DeJuan | Smith-Wiggins Jr. | M | San Francisco | 14 | 2050322476 | SF Striders Youth Track (59) | 05/18/26 |
| Domani | Smith-Wiggins | M | San Francisco / | 9 | 2050322477 | SF Striders Youth Track (59) | 05/18/26 |
| Demitrius A | Snaer | M | Manteca | 51 | 1602002683 | | 01/01/26 |
| Darin | Snell | M | Salinas | 14 | 2050363270 | Central Coast Track Club (117) | 05/25/26 |
| Donald L | Snowton Jr Jr. | M | Eureka | 27 | 2050268486 | | 01/02/26 |
| bryan | snyder | M | Bryan | 35 | 2050281289 | Excelsior Running Club (97) | 07/30/26 |
| Steve | Snyder | M | San Francisco | 64 | 2050259316 | A Runner's Mind (3) | 01/01/26 |
| Jeff | Soares | M | Aptos | 63 | 1508161088 | Santa Cruz Track Club (54) | 01/01/26 |
| David P | Soeth Jr. | M | Manteca | 82 | 1401375348 | | 12/31/24 |
| Andre | Soghomonians | M | Carmichael | 25 | 2050333092 | SRA Elite (110) | 01/02/26 |
| Zidane | Sokkar | M | Dublin | 11 | 2050048944 | Falcon Track Club (96) | 06/16/26 |
| Joren A | Solece | M | Chico | 17 | 2020929077 | Chico Track Club/Chico Striders (15) | 01/01/26 |
| Matthew | Solima | M | Modesto | 8 | 2050344043 | Central Valley Roadrunners (118) | 01/16/26 |
| Asa A | Solis | M | Vacaville | 14 | 2050245357 | | 02/22/26 |
| Jedidiah | Soliz | M | Carmichael | 44 | 1504783257 | SRA Elite (110) | 09/17/26 |
| Walfred | Solorzano | M | BELMONT | 47 | 2050043636 | | 01/01/26 |
| Rishi | Somala | M | Fremont | 10 | 2050378309 | Mission Valley Track & Field Club (265) | 09/03/26 |
| Adrian Art | Somera | M | Danville | 15 | 2050346913 | 2ndWind Athletics (30) | 02/13/26 |
| Ryan | Somerfield | M | San Francisco | 31 | 2021017328 | West Valley Track Club (196) | 01/01/26 |
| Dwight | Somersett | M | Portola Valley | 70 | 2050354044 | | 04/11/26 |
| Samuel | Sommer | M | Ukiah | 17 | 2050339182 | MCSA EAGLES (14) | 11/21/25 |
| Corbin | Sontag | M | Reno | 16 | 2050271004 | | 05/02/26 |
| Sumant | Sood | M | Union City | 47 | 2050251452 | Mission Valley Track & Field Club (265) | 02/01/26 |
| Viraaj | Sood | M | Union City | 13 | 2050254951 | Mission Valley Track & Field Club (265) | 11/02/25 |
| Wilson E | SooHoo | M | Roseville | 70 | 1400286595 | Aggie Running Club (121) | 12/31/24 |
| Thee | Soontornsing | M | San Ramon | 15 | 2050361436 | Grizzly Track Club (84) | 05/19/26 |
| Rick | Soper | M | Oakland | 65 | 1406279925 | Lake Merritt Run Club (101) | 01/01/26 |
| Brooks | Sopko | M | Menlo Park | 8 | 2050338262 | Run Club Menlo Park (73) | 11/11/25 |
| Benjamin H | Soriano | M | San Jose | 58 | 2050330628 | | 01/02/26 |
| Franco | Soriano | M | Livermore | 55 | 2020954141 | Pamakids (166) | 01/01/26 |
| Maximillian | Soriano | M | san francisco | 13 | 2050249612 | Team Onalysis (63) | 04/02/26 |
| Caleb S | Sorrel | M | Oakland | 17 | 2050373431 | Oakland PAL (278) | 06/18/26 |
| Shannon J | Sos | M | Livermore | 44 | 1407574118 | Falcon Track Club (96) | 01/01/26 |
| Marco Antonio | Soto Jr. | M | Cloverdale | 18 | 2050341785 | | 12/29/25 |
| Osiel | Soto | M | Oakland | 33 | 2050340016 | Azteca FC (25) | 12/02/25 |
| Elijah A | Soto-Sims | M | Oakland | 11 | 2050071177 | East Oakland Track Group (EOTG) (47) | 01/01/26 |
| Malik N | Soto-Sims | M | Oakland | 9 | 2050071176 | East Oakland Track Group (EOTG) (47) | 01/01/26 |
| Zeki | Soudah | M | San Mateo | 17 | 2050220575 | San Mateo Track Club (4) | 06/11/26 |
| Caden | Soule | M | Grover Beach | 12 | 2050342479 | Central Coast Peregrines Track Club (122) | 01/05/26 |
| Nathaniel | Southworth | M | Shingle Springs | 22 | 2050300768 | Flying Bruins Vault Club (19) | 07/22/26 |
| Ronald | Souza | M | Citrus Heights | 72 | 1400286611 | River City Rebels (36) | 01/01/26 |
| Vinicius Reis | Souza | M | Santa Rosa | 14 | 2050352134 | West Coast Striders (52) | 03/27/26 |
| Samuel | Spalek | M | Santa Clara | 15 | 2050032863 | Umoja Track Club (72) | 01/01/26 |
| Viktor | Spalek | M | Santa Clara | 40 | 2050201357 | | 01/01/26 |
| Nathan | Spangler | M | Loomis | 37 | 2015151038 | | 07/21/26 |
| Jackson | Speaks | M | vallejo | 10 | 2050066041 | Flying Jaguars TC (7) | 06/05/26 |
| Eric M | Spector | M | Greenbrae | 79 | 1405215672 | Tamalpa Runners, Inc. (76) | 01/01/26 |
| Nicholas | Spector | M | Sonoma | 34 | 1407892486 | Aggie Running Club (121) | 05/18/26 |
| Pat T | Spellmeyer | M | McKinleyville | 41 | 2050335971 | | 11/01/25 |
| Dwayne A | Spencer | M | San Jose | 60 | 1819972371 | West Valley Joggers & Striders (50) | 01/01/26 |
| Nasir | Spikes | M | Stockton | 9 | 2050292179 | God Speed Track Club (73) | 01/10/26 |
| Matthew D | Spiller | M | Newman | 55 | 1404828657 | | 01/01/26 |
| Robert | SPODOBALSKI | M | Reno | 62 | 2050241486 | | 01/02/26 |
| Milo | Sprague | M | SAN FRANCISCO | 61 | 2050036640 | San Francisco Road Runners Club (SFRRC)? | 01/01/26 |
| Odin V | Spratt | M | Orangevale | 16 | 2050362850 | | 05/24/26 |
| John P | Spriggs | M | El Cerrito | 65 | 1401852247 | Pamakids (166) | 03/23/26 |
| James B | Springer | M | Tres Pinos | 69 | 1404653766 | | 01/01/26 |
| Steven T | Springhorn | M | Sacramento | 44 | 7514756138 | | 01/01/26 |
| Andrew J | Sprinkles | M | Daly City | 33 | 2050307123 | | 03/24/26 |
| Russell | Spycher | M | Turlock | 11 | 2050343071 | Turlock Flyers Track Club (22) | 01/09/26 |
| Todd | Spycher | M | Turlock | 7 | 2050343070 | Turlock Flyers Track Club (22) | 01/09/26 |
| Jack | Squires | M | Napa | 82 | 1404536664 | | 01/01/26 |
| Kaleb R | Srch | M | Hollister | 18 | 2050338376 | Central Coast Track Club (117) | 11/12/25 |
| Utkarsh | Sriram | M | San Ramon | 13 | 2050189245 | 2ndWind Athletics (30) | 02/16/26 |
| Diego | Stagnaro | M | San Francisco | 15 | 2050357918 | | 05/06/26 |
| Joshua | Stallworth | M | Stockton | 18 | 2050230415 | | 01/05/26 |
| Floyd E | Stamatelaky | M | Milpitas | 17 | 2050376766 | Quicksilver Running Club of San Jose (65) | 07/27/26 |
| henry P | stammerjohan | M | Oakland | 17 | 2050353657 | Oakland Cubs (99) | 04/08/26 |
| David A | Stancliffe | M | San Rafael | 75 | 2050097041 | Empire Runners Club of Sonoma County (52) | 01/01/26 |
| Kevin A | Staniszewski | M | SANTA MONICA | 32 | 1719492389 | Joy's Jackrabbits Track Club (88) | 01/01/26 |
| kieran | starling | M | San Francisco | 13 | 2050082841 | Team Onalysis (63) | 01/29/26 |
| Gary Joseph | Staves Jr. | M | GARDEN VALLEY | 66 | 1608830947 | | 12/31/24 |
| Montague B | Steadman | M | San Jose | 84 | 1404554501 | | 01/01/26 |
| Doug | Steedman | M | San Francisco | 71 | 1400785851 | Aggie Running Club (121) | 01/01/26 |
| Kenyatta | Steel | M | San Leandro | 9 | 2050341629 | East Bay Heat Track Club (63) | 12/27/25 |
| Jonathan S | Steele | M | Reno | 52 | 2050245905 | | 01/02/26 |
| Nicholas | Steele | M | Atascadero | 30 | 2050297756 | | 01/02/26 |
| Sean | Steele | M | San Leandro | 63 | 1406242444 | Steel Gazelles (22) | 01/01/26 |
| Levi | Steingrebe | M | Modesto | 14 | 2050304279 | Central Valley Roadrunners (118) | 02/13/26 |
| Nathan | Steinle | M | Pismo Beach | 47 | 2050339319 | San Luis Distance Club (13) | 11/24/25 |
| Liam D | Stephens | M | Reno | 17 | 2050344847 | | 01/23/26 |
| Lloyd G | Stephens | M | Saratoga | 83 | 1401727530 | | 01/08/26 |
| Brian | Sterling | M | Palo Alto | 62 | 2050285298 | West Valley Track Club (196) | 01/02/26 |
| Jacob | Stern | M | Richmond | 28 | 2050238237 | Renegade Running (8) | 11/05/25 |
| Josiah | Stern | M | Oakland | 14 | 2050021150 | Oakland PAL (278) | 01/01/26 |
| Owen | Stewart | M | Redwood City | 11 | 2050338267 | Run Club Menlo Park (73) | 11/11/25 |
| Seth | Stewart | M | Redwood City | 8 | 2050054650 | Joy's Jackrabbits Track Club (88) | 09/24/26 |
| Luke | Stinfil | M | Oakland | 5 | 2050359558 | Oakland Cubs (99) | 05/14/26 |
| Brody J | Stipp | M | Sacramento | 12 | 2050345913 | Sacramento Valley Endurance (81) | 02/03/26 |
| Ronin | Stockdale | M | Roseville | 10 | 2050377519 | Sacramento Valley Endurance (81) | 08/16/26 |
| David | Stone | M | Elk Grove | 56 | 7314452938 | BEAST Athletic Performance (5) | 06/01/26 |
| Keith C | Stone | M | Martinez | 67 | 1404275784 | Aggie Running Club (121) | 01/01/26 |
| Anthony | Stonehouse | M | Pacific Grove | 57 | 1907120917 | Lake Merritt Run Club (101) | 01/01/26 |
| Finn | Storm | M | Woodbridge | 14 | 2050354446 | Lodi Track Club (181) | 04/13/26 |
| Lawrence H | Stotter | M | Tiburon | 97 | 1508245287 | Marin Waves Track & Field Club (38) | 01/01/26 |
| Sean | Stout | M | pleasanton | 16 | 2050357909 | Falcon Track Club (96) | 05/06/26 |
| Matthew H | Stowell | M | Fremont | 54 | 2050057109 | Mission Valley Track & Field Club (265) | 01/01/26 |
| Thomas A | Stoyanoff | M | Citrus Heights | 10 | 2050336912 | Sacramento Valley Endurance (81) | 11/03/25 |
| Jonathan T | Strack | M | Elk Grove | 46 | 1407998390 | Pamakids (166) | 01/01/26 |
| Scott | Strait | M | Oakland | 71 | 1402006306 | Strawberry Canyon Track Club (44) | 04/27/26 |
| Malik | Straiten | M | Mountain House | 15 | 2050210857 | 5 NORTH (77) | 05/13/26 |
| Bill | Strathearn | M | Sunnyvale | 48 | 2050247113 | Pamakids (166) | 01/02/26 |
| Stephen G | Strauss | M | CARSON CITY | 71 | 1407040235 | Quicksilver Running Club of San Jose (65) | 01/01/26 |
| Cruz | Strickland | M | Mill Valley | 14 | 2050358603 | | 05/10/26 |
| Dash | Strickland | M | Mill Valley | 7 | 2050358604 | | 05/10/26 |
| Grayson J | Strohmeyer | M | Reno | 18 | 2050338963 | Evoke Elite TC (49) | 11/19/25 |
| Deonshawn | Strother II II | M | Hayward | 11 | 2050250463 | Audience of One (31) | 02/09/26 |
| Bennett | Stroud | M | Lodi | 11 | 2050357503 | Lodi Track Club (181) | 05/03/26 |
| Matthias | Stroud | M | Lodi | 13 | 2050357502 | Lodi Track Club (181) | 05/03/26 |
| Owen | Stroud | M | Lodi | 8 | 2050357504 | Lodi Track Club (181) | 05/03/26 |
| Alex M | Stroup | M | San Leandro | 52 | 1819908037 | | 01/01/26 |
| Frank J | Strouse | M | San Jose | 86 | 1404146886 | Joy's Jackrabbits Track Club (88) | 01/01/26 |
| Rowan O | Strozier | M | Oakland | 18 | 2050256084 | Oakland PAL (278) | 06/17/26 |
| Denis | Strukov | M | Dublin | 10 | 2050370498 | Livermore Lightning (22) | 06/09/26 |
| Maksim | Strukov | M | Dublin | 12 | 2050370497 | Livermore Lightning (22) | 06/09/26 |
| Kohen | Struyf | M | Chico | 17 | 2050309013 | Chico Track Club/Chico Striders (15) | 01/01/26 |
| Eric E | Stuart | M | East Palo Alto | 48 | 1407695004 | East Palo Alto Greyhounds (47) | 01/01/26 |
| Righteous | Stuart | M | Sacramento | 10 | 2050228977 | Sacramento Speed Factory (18) | 06/23/26 |
| Erick | Studenicka | M | Carson City | 60 | 2050377817 | West Valley Track Club (196) | 08/24/26 |
| Gordon W | Sturgess | M | Paso Robles | 34 | 1407284643 | Aggie Running Club (121) | 01/01/26 |
| Andrew P | Sturner | M | San Francisco | 36 | 1407496650 | San Francisco Track and Field Club (8) | 01/01/26 |
| Leo J | Stussi | M | Danville | 12 | 2050336811 | Mount Diablo Heat (60) | 11/03/25 |
| Nicholas | Su | M | Sunnyvale | 34 | 2050196071 | Pamakids (166) | 12/17/25 |
| Sava | Subasic | M | Los Altos | 12 | 2050372551 | Max Velocity Prep (72) | 06/15/26 |
| Ashwin | Subramanian | M | Union City | 10 | 2050370086 | Mission Valley Track & Field Club (265) | 06/08/26 |
| Raghavan | Subramanian | M | Tracy | 45 | 2050057961 | 5 NORTH (77) | 01/01/26 |
| Alex | Suchey | M | Folsom | 58 | 2050037163 | River City Rebels (36) | 12/04/25 |
| Calvin | Sudweeks | M | Menlo Park | 8 | 2050339294 | Run Club Menlo Park (73) | 11/23/25 |
| Pax | Suen | M | Los Altos Hills | 16 | 2050343263 | | 01/11/26 |
| Owen | Sukeforth | M | Berkeley | 14 | 2050359269 | | 05/13/26 |
| Ekansh | Sukthanker | M | Pleasanton | 12 | 2050234517 | Mount Diablo Heat (60) | 03/12/26 |
| Christopher | Sullivan | M | Newark | 70 | 1501363962 | | 01/01/26 |
| Daniel | Sullivan | M | Sunnyvale | 31 | 2050313826 | | 01/02/26 |
| DJ | Sullivan | M | Salinas | 16 | 2050367149 | Central Coast Track Club (117) | 06/02/26 |
| Nico | Sullivan | M | Napa | 12 | 2050373930 | Napa Track Club (5) | 06/20/26 |
| Schuyler | Sullivan | M | Oakland | 10 | 2050343954 | Oakland PAL (278) | 01/15/26 |
| Marino | Sumano Ortiz | M | Newark | 54 | 2050377106 | Pamakids (166) | 08/05/26 |
| Owen | Sumner | M | Pleasant Hill | 8 | 2050331470 | Diablo Valley Track & Field (196) | 01/22/26 |
| Andrew C | Sun | M | Chatsworth | 48 | 2050241570 | Joy's Jackrabbits Track Club (88) | 04/13/26 |
| Richard | Sun | M | San Jose | 17 | 2050278367 | | 06/02/26 |
| Yibin | Sun | M | Fremont | 13 | 2050377471 | Mission Valley Track & Field Club (265) | 08/15/26 |
| Visakan | Sundhara | M | Fremont | 4 | 2050345701 | Mission Valley Track & Field Club (265) | 02/01/26 |
| David | Sundin | M | Davis | 56 | 2050013242 | | 12/31/24 |
| Amari | Surigao | M | Oakland | 7 | 2050295393 | Oakland PAL (278) | 01/13/26 |
| Gary | Surigao | M | Oakland | 42 | 2050317073 | | 01/02/26 |
| Wade M | Swain | M | Pittsburg | 16 | 1920701156 | Hercules Running Rebels Track Club (32) | 06/23/26 |