| Annual UPS Animal Trax: A 5K and 10K run/walk event at the California State University, Fullerton campus. Includes race fees, route maps, and online registration. |
| Catch the Crusader 5k: Supports North County Christian School in Atascadero, San Luis Obispo County. Also half-mile, mile and 2 mile race/walk events. Registration information, maps and sponsor list. |
| Mount Shasta Mountain Runners: Mt. Shasta fourth of July events include a two mile fun walk, youth race, five mile run and a wheelchair race. |
| Run for a Green L.A. 5K/10K: Hollywood Trail Run on dirt and paved roads with spectacular city views. Family Festival and Environmental Expo features live entertainment, celebrity appearances, nature walks, and food and drink booths. |
| Run For Rett: A 5k charity run/walk in San Diego. Includes volunteer opportunities, registration details, stories of children suffering from Rett Syndrome, |
| Running Wild: Provides information on running and walking events in San Diego and Palm Springs, Southern California. |
| Scripps Ranch Old Pros 4th of July Run: An annual 10k and fun run in San Diego with pictures, results, registration and volunteers. |
| South Pasadena Tiger: The South Pasadena Tiger Run 5k and 10k road race is a non-profit event contested every December to raise money for the community's High School Booster Club. |
| Springville Apple Run: Featuring a 10K, 5K, 2-mile and kids run with pictures, past results, course descriptions, registration and related links. |
| The Great Race of Agoura: A 10K, 5K, 2K and family fun run located in Agoura Hills. Site contains sponsors, registration details, contacts and race details. |
| The Relay - Calistoga to Santa Cruz: 12 member teams run 199 miles through 36 cities and across the Golden Gate Bridge promoting organ donation through Organs 'R' Us. |
| Trailblazer Race: Friends of the Stevens Creek Trail sponsors the 10k, 5k and 4 mile nature walk located in Cupertino. |
Classical
