Apuama is now HAID. Same events, plus everything else our app helps you track.
Get the appCalifornia has 571 upcoming running events across distances like 0K, 1K, 2K, 4K, 5K, 7K, 8K, 10K, 11K, 15K, 19K, 21K, 26K, 30K, 32K, 39K, 42K, 50K, 80K, 81K, 100K, 161K, 322K. Recent additions include Mile Madness Endurance Run, Mammoth Trailfest, Urban Cow Weekend 2026.
571 events
25
Mile Madness Endurance Run
Fri, Sep 25, 2026Folsom, United States
25
Mammoth Trailfest
Fri, Sep 25, 2026Mammoth Lakes, United States
26
Urban Cow Weekend 2026
Sat, Sep 26, 2026Sacramento, United States
26
SPA GIRL TRI Lost Pines - 9/26/26
Sat, Sep 26, 2026Lost Hills, United States
26
Blazin' Eagles 5K Fun Run/Walk
Sat, Sep 26, 2026Modesto, United States
26
Dick Collins Firetrails
Sat, Sep 26, 2026Castro Valley, United States
26
Utah Marathon (Full/Merikos/Half/10k/5k)
Sat, Sep 26, 2026Oakley, United States
26
Apple Valley Reverse Triathlon - 2026
Sat, Sep 26, 2026Apple Valley, United States
26
Bandit Ultra Trail
Sat, Sep 26, 2026Simi Valley, United States
26
Be The Light 5K
Sat, Sep 26, 2026Valencia, United States
26
Run for Donuts 5K/10K/13.1 SACRAMENTO
Sat, Sep 26, 2026Sacramento, United States
26
Run for Donuts 5K/10K/13.1 SAN DIEGO
Sat, Sep 26, 2026San Diego, United States
26
Run For It!
Sat, Sep 26, 2026Davis, United States
26
Set Free Movement Freedom Run/Walk 2026
Sat, Sep 26, 2026Turlock, United States
26
3rd Annual Donor Network West Foundation Run/Walk
Sat, Sep 26, 2026Sanger, United States
26
Oktoberfest Run 5K/10K/13.1 SAN DIEGO
Sat, Sep 26, 2026San Diego, United States
26
2026 Big Sur Trail Marathon, Half Marathon & 5 Mile
Sat, Sep 26, 2026Big Sur, United States
26
Be The Light 5K
Sat, Sep 26, 2026Valencia, United States
27
SoCal's Tiki Beach 5K & 10K Run/Walk
Sun, Sep 27, 2026Huntington Beach, United States
27
Barra of Mendocino Harvest Celebration Run 5k
Sun, Sep 27, 2026Redwood Valley, United States
27
10K On The Bay
Sun, Sep 27, 2026Hayward, United States
27
Golden Strides 5k, 10k, 15k, Half Marathon
Sun, Sep 27, 2026Riverside, United States
27
Lake Merced ½ Marathon and 4.5 Mile Run
Sun, Sep 27, 2026San Francisco, United States
2
Back On The Ranch Trail Run
Fri, Oct 2, 2026Los Olivos, United States
2
THE MAMMOTH
Fri, Oct 2, 2026Mammoth Lakes, United States
3
Signal Peak Trail Runs
Sat, Oct 3, 2026Nevada City, United States
3
Angeles Crest 100 Mile Endurance Run
Sat, Oct 3, 2026Wrightwood, United States
3
Walk for Water 5k
Sat, Oct 3, 2026Los Angeles, United States
3
Pacific Beach Half Marathon & 5K
Sat, Oct 3, 2026San Diego, United States
3
The Bear Chase
Sat, Oct 3, 2026Lakewood, United States