Race Calendar in California, United States

Run to Breast Cancer 5K/10K/13.1 SAN DIEGO

San Diego, California, United States

Aug 29, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Run to Breast Cancer 5K/10K/13.1 SAN FRANCISCO

San Francisco, California, United States

Aug 29, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Barbara Schmidt Millar Women's Triathlon & 5K: Celebrating Life, Empowering Women

Nevada City, California, United States

Aug 30, 2026 (Sun)

$40.00 - $75.00

Triathlon, Running

22.5K 5K

Rim Nordic XC MTB Race Series #4

Running Springs, California, United States

Aug 30, 2026 (Sun)

$55.00

Mountain biking

36.2K 24.1K 12.1K +49

Walk for Paws

Pleasant Hill, California, United States

Aug 30, 2026 (Sun)

$45.00

Walking

5K

Torrance Memorial Medical Center, BRA Run, Los Angeles

Playa Del Rey, California, United States

Aug 30, 2026 (Sun)

$15.00 - $95.00

Running, Cycling, Duathlon

13K 5K 1K 22.5K +4

Foster the Future Run

La Canada Flintridge, California, United States

Aug 30, 2026 (Sun)

$40.00 - $45.00

Running

5K 10K

Apple City 5k

Watsonville, California, United States

Aug 30, 2026 (Sun)

$10.00 - $35.00

Running

5K 1K

Menlo Park Back-to-School Kids Triathlon

Menlo Park, California, United States

Aug 30, 2026 (Sun)

$95.00

Triathlon

Non-Competitve Kids Triathlon Competitve Kids Triathlon Super Sprint Triathlon

Kids Walk

Loma Linda, California, United States

Sep 1, 2026 (Tue) – Sep 30, 2026

Free - $15.00

Running, Walking

1.6K Ultra +1

Hart Park After Hours Series

Bakersfield, California, United States

Sep 3, 2026 (Thu) – Sep 24, 2026

$25.00

Mountain biking, Running, Cycling

MTB/GRAVEL RACE 5K +4

Mammoth Lakes Intro to outdoor Rock-Climbing Trip

Mammoth Lakes, California, United States

Sep 4, 2026 (Fri) – Sep 7, 2026

$175.00

Running

Active Duty E1-E6 Only