Counties Completed: 27/58
| County | Completed | Date | Note |
|---|---|---|---|
| Alameda | ❌ | - | |
| Alpine | ❌ | - | |
| Amador | ❌ | - | |
| Butte | ✅ | 2005-05-06 | CCAA Track Championship, Chico, CA |
| Calaveras | ✅ | 2001-11-03 | Sac-Joaquin sub-section XC meet, Frogtown |
| Colusa | ❌ | - | |
| Contra Costa | ✅ | 2011-06-18 | Walnut Creek, CA |
| Del Norte | ❌ | - | |
| El Dorado | ✅ | 2003-07-06 | Desolation Wilderness |
| Fresno | ✅ | 2001-10-06 | Clovis HS XC Invite, Woodward Park |
| Glenn | ❌ | - | |
| Humboldt | ❌ | - | |
| Imperial | ❌ | - | |
| Inyo | ❌ | - | |
| Kern | ❌ | - | |
| Kings | ❌ | - | |
| Lake | ❌ | - | |
| Lassen | ❌ | - | |
| Los Angeles | ✅ | 2002-08-18 | Cal Poly Pomona |
| Madera | ❌ | - | |
| Marin | ✅ | 2001-09-09 | Muir Woods and the Dipsea Trail |
| Mariposa | ✅ | 2015-05-17 | Yosemite Valley |
| Mendocino | ❌ | - | |
| Merced | ❌ | - | |
| Modoc | ❌ | - | |
| Mono | ✅ | 2002-08-07 | First run in Mammoth Lakes, CA |
| Monterey | ✅ | 1998-09 | King City Cross Country meet, freshman year of high school (exact date unknown) |
| Napa | ❌ | - | |
| Nevada | ✅ | 2001-07-10 | First journal entry. Old ladies house. |
| Orange | ✅ | 2001-09-28 | Brea Olinda XC Invite |
| Placer | ✅ | 2001-05-12 | Save A Life 5k, Auburn, CA |
| Plumas | ❌ | - | |
| Riverside | ✅ | 2002-09-21 | UC Riverside XC Invitational |
| Sacramento | ✅ | 2001-06-08 | Friday Night 5k |
| San Benito | ❌ | - | |
| San Bernardino | ✅ | 2002-08-25 | Lake Arrowhead |
| San Diego | ✅ | 2005-04-23 | UCSD Invite, La Jolla |
| San Francisco | ✅ | 2001-07-08 | San Francisco Marathon relay |
| San Joaquin | ❌ | - | |
| San Luis Obispo | ✅ | 1998-10-17 | Cal Poly XC Invite |
| San Mateo | ✅ | 1998-05-17 | San Carlos Hometown Days run |
| Santa Barbara | ✅ | 2023-03-07 | Goleta, CA |
| Santa Clara | ✅ | 1999-07-01 | Los Gatos High School all comers meet |
| Santa Cruz | ❌ | - | |
| Shasta | ❌ | - | |
| Sierra | ✅ | 2002-07-23 | North Yuba Trail from Rocky Rest Campground, near Camptonville, CA |
| Siskiyou | ❌ | - | |
| Solano | ❌ | - | |
| Sonoma | ✅ | 2017-07-07 | Occidental, CA |
| Stanislaus | ✅ | 2003-05-08 | Modesto Community College, CCAA Track Championships |
| Sutter | ❌ | - | |
| Tehama | ❌ | - | |
| Trinity | ❌ | - | |
| Tulare | ✅ | 2017-09-30 | Three Rivers, CA |
| Tuolumne | ❌ | - | |
| Ventura | ✅ | 2022-08-02 | Ojai, CA |
| Yolo | ❌ | - | |
| Yuba | ❌ | - |
🛠 by Tom Hummel