Found 127 races near Marin County, CA

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OCT
10

American Canyon, CA
• 24.6 miles
Whether you’re a seasoned runner or just love to walk and take in the scenery, SKECHERS Wicked Wine Run is for you! Each course will be held on beautiful properties or various partner vineyards...
1K 5K
10
OCT
10

Lafayette, CA
• 29.0 miles
$30 -$55
  About the Lafayette Res Run for Education The Lafayette Chamber and the City of Lafayette are co-sponsors of the Lafayette Res Run for Education which is traditionally held the third Sunday in...
2m 5K 10K
36
OCT
10

Petaluma, CA
• 13.2 miles
$50
Run for Austin’s Lungs is a family-friendly 5K walk/run held in honor of baby Austin, who is bravely battling chronic lung disease. Join us to celebrate his first birthday, raise awareness of his...
26
OCT
10

San Francisco, CA
• 21.1 miles
The course is a 4.5 mi loop around Lake Merced.
50K 50m
49
OCT
11

San Francisco, CA
• 19.6 miles
Out and back course along JFK Drive in Golden Gate Park. Unique opportunity to run both west and east sides of the park. Gradual uphill to flat on first half, gradual downhill to flat on second...
10K
12
OCT
17

Alameda, CA
• 29.8 miles
$39
  Sign up now for the 4th annual Donut Fun Run on Saturday, October 17, 2026!  Register now for the lowest possible price! $39 adults, $29 for kids under 18, and $29 for seniors. ALL...
85
OCT
18

San Francisco, CA
• 19.5 miles
Challenging course consisting of grass, trails, and bike paths. Ever wonder what running through sand, grass, wood chips, and paved roads would feel like, all while taking in the amazing scenery...
5K
1
OCT
24

San Francisco, CA
• 20.5 miles
Miles for Migraine will host its 17th annual 2-mile Walk, 5K Run and Relax San Francisco Event at the Music Concourse Bandshell at Golden Gate park. This event is a fundraiser for Migraine &...
2m 5K
3
OCT
25

Winters, CA
• 48.5 miles
$20 -$45
RACE EVENT DESCRIPTION: Grab your costume and running shoes and head out to the 2026 Winters Runners and Walkers Club Spooktacular Fun Run and Costume Contest on Sunday, October 25th.  We’re...
1m 5K 10K
36
OCT
25

San Francisco, CA
• 21.6 miles
Flat, fast, out and back course along paved Great Highway bike path. Come dressed in your Halloween finest! Also, free 1/2 mile Kids Run for children ages 12 and under immediately following the...
5K
2
OCT
30

Alameda, CA
• 25.4 miles
$45 -$55
Event Details: October 30th.  Friday pre-halloween Evening Run  We have partnered with the USS Hornet to bring back a super fun and unique race experience to Alameda. Our "day of the dead"...
5K
15
OCT
31

San Francisco, CA
• 21.1 miles
$30 -$45
Smooth vibes. Sweet energy. Bold moves. 🥜🍓 PB&J Fuel Run is all about a combo that just works. Mix your pace, spread the fun, and stick with it all the way to the finish. No stress, no...
1m 5K 10K Half Marathon
7
OCT
31

San Jose, CA
• 41.6 miles
$25 -$100
Run in your Halloween costume along the popular Coyote Creek trail and win a prize.  The Half Marathon (CA21023TEB) and Marathon (CA22026TEB) courses are USATF are certified.
5K 10K Half Marathon Marathon
61
NOV
1

Oakland, CA
• 28.4 miles
$30 -$40
Support Oakland Tech Students and ProgramsJoin us for a 5K trail race or 1-mile fun run/walk in beautiful Joaquin Miller Park on November 2, 2025 (end of Daylight savings time.) The course winds...
1m 5K
10
NOV
2

San Francisco, CA
• 19.9 miles
Join us for either a fast, downhill 1 mile race or a scenie 5K loop or both! Check-in for the 1 mile race is at John F. Kennedy Drive & 36th Avenue. Runners will walk/jog uphill to the start of...
1m 5K
NOV
3

Hillsborough, CA
• 35.7 miles
DescriptionInternet Registration has not begun yet. Check Registration Dates in details.In this Extended Cross Country Class we will improve our fitness and endurance by running 3-4 miles each...
NOV
7

Castro Valley, CA
• 37.7 miles
$25 -$110
The course starts at the Marina and travels around the popular Lake Chabot reservoir and surrounding hills. Great course for first-time trail runners! (Distances are accurately measured using a...
5K 8K Half Marathon 30K Marathon 50K
36
NOV
8

San Francisco, CA
• 20.2 miles
Out and back course with start/finish near the Polo Fields in Golden Gate Park. Gradual uphill on the way out and gradual downhill on the return. Event details and scheduleRace day check-in...
8K
3
NOV
14

Fremont, CA
• 47.9 miles
$25 -$85
Join us for an exciting evening celebrating Diwali with a party and a timed 5k or 10k race. Whether you're a runner, walker, or party-goer, this event promises something for everyone. This...
5K 10K
26
NOV
14

San Francisco, CA
• 21.1 miles
$30 -$45
Celebrate this Veterans Day with our annual Freedom Run! 🏃‍♂️💨 Kick off your weekend with purpose and pride by joining our 5K, 10K, or Half-Marathon. Whether you're running for a personal best or...
1m 5K 10K Half Marathon
6