Found 178 races near Contra Costa County, CA

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JUL
4

Brentwood, CA
• 46.8 miles
$20 -$99
Welcome to the 3rd annual Liberty High School Band 5k.  The Liberty High School Band is excited to host this event as it will directly benefit the marching band, jazz band, concert programs,...
5K
13
JUL
4

Nacogdoches, TX
• 29.3 miles
$25
Mark the 250th anniversary of the U.S.A. And start your July 4th celebration with a 2-mile fun run supporting a great cause!   This is a fun run with proceeds of the race benefiting the...
JUL
4

Pacifica, CA
• 38.2 miles
DescriptionJoin Us for the 4th of July Rocket Run! Celebrate Independence Day with a burst of energy at the Rocket Run, a 5-mile race for all ages and skill levels!Start & Finish: Community...
7
JUL
4

Concord, CA
• 51.0 miles
$50 -$59
Celebrate Independence Day with a 5K through Concord, California! The race will include special medals for all finishers, custom age group medals for 5-year age group divisions, and more! Part of...
5K
2
JUL
5

San Francisco, CA
• 32.8 miles
Loop course with start and finish at the Polo Fields (south side). Mix of uphill/downhill, race is run entirely on roads. Free 1/2 Mile Kids Run for children ages 12 & under immediately after the...
5K
7
JUL
10

San Francisco, CA
• 33.6 miles
Mostly flat, loop course around iconic Lake Merced. This part of the summer series (Thursday evening runs) is for MEMBERS ONLY, BUT it is sooo soo easy to join. Go to:...
4m
4
JUL
11

Alameda, CA
• 6.6 miles
$15 -$105
Beer City Half Alameda is a unique festival race at Radium Runway featuring half-marathon, 10K, and 5K options combined with local brewery experiences. Participants receive custom finisher...
5K 10K Half Marathon
82
JUL
11

San Jose, CA
• 39.2 miles
5K/10K fundraiser for Valley Health Foundation, July 11, 2026 in downtown San Jose
5K 10K
5
JUL
11

San Jose, CA
• 45.8 miles
$35
Join us for FYMO’s 7th “Giving to Live” 5K Cancer Run/Walk — an inspiring and energetic event to honor, support, and celebrate those affected by cancer. Happening end of summer, this fun,...
5K
60
JUL
11

Palo Alto, CA
• 33.3 miles
$30 -$40
Join the family-friendly 5K in Palo Alto with finisher medals - register now for this exciting running event!
5K
477
JUL
15

San Francisco, CA
• 31.0 miles
$10 -$40
Trials of Miles, A Runners Mind, and Running Wylder are excited to be hosting Track Night SF presented by Tracksmith. The meet will start with a few kids races, then continue on with miles and...
5K
12
JUL
17

San Francisco, CA
• 33.6 miles
Mostly flat, loop course around iconic Lake Merced. This part of the summer series (Thursday evening runs) is for MEMBERS ONLY, BUT it is sooo soo easy to join. Go to:...
4m
5
JUL
18

Davis, CA
• 47.4 miles
$15 -$75
Event Day: Saturday night, July 18, 2026 Four Timed Events: 5K, 10K, 10 Mile, 2K (approx. 1.25 miles) Two For-Fun Events: Beer Dash, Kids SprintBoth are 26.2 meters (approx. 86 ft)   Event...
2K 5K 10K 10m
54
JUL
18

Los Gatos, CA
• 48.2 miles
$45
Join us for another year of fun in the sun! At the Jolly10k you'll take a 10K or a 5K run or walk, through stunning Los Gatos mountain trails and arrive back at the finish line to enjoy fun, food...
5K 10K
28
JUL
19

Richmond, CA
• 23.6 miles
$44 -$65
Moving Forward's 10th Annual We Run Richmond 5k is just around the corner, and we couldn't be more thrilled to have your support! Keep moving, keep inspiring! Instagram: Moving Forward 510...
5K
32
JUL
19

Pacifica, CA
• 37.5 miles
Have you ever wondered how you would do if everyone ran just the Rockaway 5K (and ½ the people didn't go off and do the 12K?). THIS is the chance to find out on one of the most scenic runs of the...
5K
10
JUL
24

San Francisco, CA
• 33.6 miles
Mostly flat, loop course around iconic Lake Merced. This part of the summer series (Thursday evening runs) is for MEMBERS ONLY, BUT it is sooo soo easy to join. Go to:...
4m
2
JUL
25

Napa, CA
• 31.1 miles
$86 -$289
NAMED ONE OF THE TOP 7 MOST SCENIC HALF MARATHONS IN THE U.S. BY FORBES The world-renowned Napa and Sonoma Valleys serve as the host of this incredible event; offering the finest in wine country...
5K Half Marathon
14
JUL
26

Courtland, CA
• 53.7 miles
$50
Join us on the last Sunday of July at the Pear Fair!   It's our 52nd Pear Fair and we want you to celebrate the Bartlett Pear Harvest by running with us!  Choose either 5 or 10 miles on our...
5m 10m
24
JUL
26

San Francisco, CA
• 56.3 miles
The San Francisco Marathon offers stunning views of the Bay Area including a run across the Golden Gate Bridge. The challenging course features San Francisco's famous hills and iconic landmarks....
Half Marathon
50