10Ks within 25 mi of Port Costa, CA
18+ races
Lafayette Res Run for Education
Lafayette, CAIn 3 daysfrom $40
- 2 mi
- 2.4 mi
- 5K
- 10K
from $40View details
East Bay Front Runners Pride Run and Walk
Oakland, CAIn 3 days$40
- 5K
- 10K
$40View details
Reservoir Dogs
El Sobrante, CAIn 3 daysRegistration closed
- 5K
- 10K
- 13.9 mi
- 23 mi
Registration closedView details
The Red Tulip Run
Danville, CAIn 10 days$35
- 10K
$35View detailsOakland Hills Trail Run
Oakland, CA2 wks outRegistration closed
- 10K
- Half
- 22.7 mi
Registration closedView details
PB&J Fuel Run 5K/10K/13.1 SAN FRANCISCO
San Francisco, CA3 wks outfrom $30
- 1 mi
- 5K
- 10K
- Half
from $30View details
Halloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO
San Francisco, CA3 wks outfrom $30
- 1 mi
- 5K
- 10K
- Half
from $30View details
RunThrough San Francisco at Crissy Field 5k, 100k & Half Marathon
San Francisco, CA4 wks outfrom $43.63
- 5K
- 10K
- Half
from $43.63View details
Run for Mental Health 5K/10K/13.1 SAN FRANCISCO
San Francisco, CA5 wks outfrom $30
- 1 mi
- 5K
- 10K
- Half
from $30View details
Veterans Day Freedom Run 5K/10K/13.1 SAN FRANCISCO
San Francisco, CA5 wks outfrom $30
- 1 mi
- 5K
- 10K
- Half
from $30View detailsSolano Turkey Trot 2026
Fairfield, CA7 wks outfrom $20
- 5K
- 10K
from $20View details
Nitro Turkey
San Pablo, CA7 wks out$63
- 5K
- 10K
$63View details
The Krampus Cross Country 5K, 10K, or Naughty Nine Miler (LIVE or VIRTUAL)!
San Francisco, CA8 wks outfrom $56
- 5K
- 10K
from $56View details
Midway Shelter Winter Run / Walk ~ 5k, 10k and Kids Run
Alameda, CA8 wks outfrom $20
- 800 yd
- 5K
- 10K
from $20View details
16th Annual Reindeer Run/Walk
American Canyon, CA8 wks out$50
- 5K
- 10K
$50View details
Peacock Gap Trail Run
San Rafael, CA8 wks outRegistration closed
- 10K
- Half
- 19.5 mi
Registration closedView details
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
San Francisco, CA9 wks outfrom $30
- 1 mi
- 5K
- 10K
- Half
from $30View details
Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO
San Francisco, CA9 wks outfrom $30
- 1 mi
- 5K
- 10K
- Half
from $30View details
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