Races in the SF Bay Area

17600 Lake Chabot Road, Castro Valley, CA

Jul

18

Sat

Bad Bass

Jul

18

Sat

Jolly10K

Balzer Field parking lot, 57 Miles Ave, Los Gatos, CA

Jul

18

Sat

Muir Woods Mountain Challenge

3512 Shoreline Highway, Stinson Beach, CA

Jul

18

Sat

Napa to Sonoma Half Marathon & Rose 5K

Marina Bay Park 1280 Melville SquareRichmond, CA 94804, Richmond, CA

Jul

19

Sun

10th Annual We Run Richmond 5K

Jul

19

Sun

Rockaway Beach 5K

Rockaway Beach Parking Lot; Dondee St & San Marlo Way; Pacifica, CA 94044; USA

Jul

24

Fri

Lake Merced Summer Series

Jul

25

Sat

2026 Napa to Sonoma Wine Country Half Marathon & Rosé 5K

5551 Giant Highway, San Pablo, CA 94806

Jul

25

Sat

Dirty Dozen

Jul

25

Sat

Monterey Ekiden

Salinas, CA

Jul

25

Sat

Run for Coffee Lovers 5K/10K/13.1 SAN FRANCISCO

Fort Mason (Course Map will be emailed), San Francisco, CA

Jul

25

Sat

Run for Donuts 5K/10K/13.1 SAN FRANCISCO

Fort Mason (Course Map will be emailed), San Francisco, CA

Jul

25

Sat

The San Francisco Marathon

舊金山馬拉松

Jul

26

Sun

Wharf to Wharf

Jul

31

Fri

Lake Merced Summer Series

Marin Headlands, Sausalito, CA

Aug

1

Sat

Rodeo Valley Trail Run

Registration closes 2026-07-30

Aug

1

Sat

Strawberry Jam 1K and 5K Fun Run

Watsonville, CA

Aug

1

Sat

Summer Breeze

1400 Monarch Bay Dr, San Leandro, CA

Aug

2

Sun

Golden Gate 10K, 5K and Double 8K

Crissy Field, 610 Old Mason Street, San Francisco, CA

Aug

2

Sun

Mission Bay 5K

Crane Cove Park, San Francisco

Aug

2

Sun

Pacifica Runners Tiki Trot 5K/10K 2026

Beach Boulevard at Paloma Avenue, Sharp Park, Pacifica, CA 94044

Aug

2

Sun

Skyline 50K

Lake Chabot Marina, 17936 Lake Chabot Road, Castro Valley, CA 94546

Aug

8

Sat

Alameda 10 Miler and Cooper Teare Classic 8K

Crown Memorial Beach Park, 8th Street and Otis Drive, Alameda, CA

Aug

8

Sat

Bear Creek

1611 Bear Creek Rd, Orinda, CA

Aug

8

Sat

Falcon 5K

201 Viking Dr, Pleasant Hill, CA

Aug

8

Sat

Mt. Madonna Challenge

Sprig Day Use Area, Blackhawk Canyon Road, Gilroy, CA 95020

Registration closes 2026-08-03

Aug

8

Sat

The Napa Lapa Trail Adventure

Skyline Wilderness Park, 2201 Imola Avenue, Napa, CA 94559

Aug

9

Sun

Fort to Fort 10K

Fort Mason Hill lawn (near Great Meadow)

Aug

9

Sun

Monterey Bay Half 13.1, 10k, 5k

Lovers Point Park, 631 Ocean View Blvd, Pacific Grove, CA 93950

Aug

9

Sun

Tri Santa Cruz

Depot Park, 119 Center Street, Santa Cruz, CA 95060

Aug

13

Thu

Cupertino Splash and Dash #2

11401 Stevens Canyon Rd, Cupertino, CA

Aug

15

Sat

Bagel Run 5K/10K/13.1 SAN FRANCISCO

Fort Mason (Course Map will be emailed), San Francisco, CA

Aug

15

Sat

Redwood (Summer) Trail Run

Chabot Space & Science Center (annex lot), 10000 Skyline Blvd., Oakland, CA

Aug

15

Sat

Run for PB& J 5K/10K/13.1 SAN FRANCISCO

Fort Mason (Course Map will be emailed), San Francisco, CA

Aug

15

Sat

Tamalpa Headlands 50K

Santos Meadow, Muir Beach, CA

Registration closes 2026-08-11

Aug

16

Sun

Land’s End 5K

USSSF Monument parking lot; El Camino Del Mar near Seal Rock Dr.

Aug

16

Sun

Race Thru the Redwoods

5401 Graham Hill Road, Felton, CA

Aug

16

Sun

The SF Mile

1188 Mason St, San Francisco, CA

Aug

22

Sat

Double Dipsea

Adjacent to Stinson Beach parking lot on Marine Way; 3512 Shoreline Hwy; Stinson Beach, CA 94970; USA

Aug

22

Sat

Fillmore-Japantown Find-Your-Way 5K, 10K San Francisco

400 Linden Street, San Francisco, CA

Aug

22

Sat

Race2Unravel

7049 Miller Avenue, Christmas Hill Park Ranch Site, Gilroy, CA

Aug

22

Sat

Santa Cruz Trail Run

Henry Cowell Redwoods State Park, 101 North Big Trees Park Road, Felton, CA 95018

Aug

22

Sat

Steps4SMILEs 5k/10k Charity Race

999 E Caribbean Dr, Sunnyvale, CA

Aug

22

Sat

The Santa Rosa Marathon

聖塔羅莎馬拉松

Old Courthouse Square, Santa Rosa, CA

Aug

22

Sat

We Run Oakland: For Our Children 2026

Oakland, CA (venue to be announced)

Aug

23

Sun

Sandman Tri

State Park Dr, Seacliff, CA 95003, Aptos, CA

Aug

23

Sun

Santa Cruz Track Club Cross Country Challenge

701 Chinquapin Road, Santa Cruz, CA 95064

Aug

29

Sat

5K Run for Brandon Lee & Land Defenders

Upper Great Highway & Lincoln Way, San Francisco, CA

Aug

29

Sat

Angel Island Half Marathon & 10K

Angel Island 半程馬拉松與 10K

Angel Island State Park, Tiburon, CA

Aug

29

Sat

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

Crissy Field (Course Map will be emailed), San Francisco, CA

Aug

29

Sat

SPASM Crystal Springs Trail Run

Huddart Park, 1100 Kings Mountain Road, Woodside, CA

Aug

29

Sat

Sloth Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Aug

30

Sun

33rd Annual Phil Widener Empire Open

Spring Lake Regional Park near Jackrabbit boat launch, Santa Rosa, CA

Registration closes 2026-08-28

Aug

30

Sun

Apple City 5k

757 Green Valley Road, Watsonville, CA

Aug

30

Sun

Crissy Field 5K--REVERSE!!!

Restrooms near Warming Hut, 983 Marine Drive, San Francisco, CA 94129

Aug

30

Sun

DSE 60th Anniversary 5K

Start: Green lawn adjacent to the Warming Hut; Finish: Back lot of Warming Hut

Aug

30

Sun

I Run They Learn

Sean Diamond Park, 4801 La Strada Dr, Dublin, CA

Aug

30

Sun

Let Your Imagination Run 5k & Children's 1k

Pioneer Log Cabin and JFK Promenade, Golden Gate Park, San Francisco, CA

Aug

30

Sun

Menlo Park Back-to-School Kids Triathlon

Burgess Pool and Park Area, 501 Laurel Street, Menlo Park, CA

Registration closes 2026-08-28

Aug

30

Sun

Run Tiburon

1550 Tiburon Boulevard, Tiburon, CA 94920

Aug

30

Sun

Walk for Paws

100 Gregory Lane, Pleasant Hill, CA

Sep

5

Sat

NIGHT NATION RUN - SAN JOSE

PAYPAL PARK, 1123 Coleman Avenue, San Jose, CA

Sep

5

Sat

Rose Mile Downhill at Lake Sonoma

Healdsburg, CA

Sep

5

Sat

Strollin' for the Colon

2295 Streblow Drive, Napa, CA

Registration closes 2026-08-20

Sep

6

Sun

Diablo Trail Run

Diablo State Park (Mitchell Canyon Trailhead), 96 Mitchell Canyon Road, Clayton, CA

Sep

6

Sun

Mountain Lake Park 5K & Kids Run

Mountain Lake Park; near 11th Ave

Sep

6

Sun

Vibha Bay Area Dream Mile 2026

999 E Caribbean Dr, Sunnyvale, CA

Sep

10

Thu

J.P. Morgan Corporate Challenge - San Francisco

Tilden & Wildcat Canyon Parks, Berkeley, CA

Sep

12

Sat

Beer City Half Bishop Ranch

San Ramon, CA

Sep

12

Sat

Berkeley Trail Adventure

Sep

12

Sat

Donor Network West Foundation 5K Run/Walk - San Ramon

San Ramon, CA

Sep

12

Sat

LSA's Run Home 2026

Vasona Lake County Park, 333 Blossom Hill Rd, Los Gatos, CA

Sep

12

Sat

National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Sep

12

Sat

Pinoy Runners Norcal 7K / .7M Fun Run

500 Sierra Point Parkway, Brisbane, CA

Registration closes 2026-09-10

Sep

12

Sat

Run for Mental Health 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Sep

12

Sat

Silicon Valley Mini Kids Triathlon

MacDonald High School, 3588 Zanker Road, San Jose, CA

Sep

12

Sat

Stevens Creek Striders Reservoir Trail Half Marathon

11401 Stevens Canyon Rd, Cupertino (Villa Maria)

Sep

13

Sun

40th Golden Gate Park XC Open

Lindley Meadow, 30th Ave & JFK Dr, Golden Gate Park, San Francisco, CA

Sep

13

Sun

Oyster Point 10K

South San Francisco, CA

Sep

13

Sun

The Honey Badger Half & 5K/10K

Miwok Meadows at China Camp State Park, Santa Venetia, CA

Sep

19

Sat

Anime Fan and Fitness Festival

7049 Miller Ave., Gilroy, CA

Sep

19

Sat

Dash For De'Jah Annual 5K

Lake Merritt, 568 Bellevue Avenue, Oakland, CA

Sep

19

Sat

Fast Track To A Cure 5K Bay Area

1280 Melville Square, Richmond, CA

Sep

19

Sat

Half Moon Bay Beach Safety Run

1 Johnson Pier, Half Moon Bay, CA

Sep

19

Sat

Healdsburg Fitch Mountain Footrace

Healdsburg, CA

Sep

19

Sat

Rocky Ridge

18012 Bollinger Canyon Rd, san Ramon, CA

Sep

19

Sat

The 41st Annual Newark Mile 4k (2026)

35501 Cedar Blvd., Newark, CA

Sep

20

Sun

10th Annual SJVRC ONE MILE FOR ONE CHILD Charity Run 2026

5989 Winfield Blvd, San Jose, CA

Sep

20

Sun

18th Annual Sevathon 2026 - 5K, 10K, Tiny Trots, 1K, Virtual Runs & Yoga

999 E Caribbean Dr, Sunnyvale, CA

Sep

20

Sun

Alameda Island Running Festival

950 West Mall Drive, Alameda, CA

Sep

20

Sun

Albany Community Triathlon 2026

1325 Portland Avenue, Albany, CA

Registration closes 2026-09-17

Sep

20

Sun

GO2 for Lung Cancer San Francisco Bay Area 5k

San Mateo, CA

Sep

20

Sun

Richmond District Jog in the Fog 5K

Sep

20

Sun

San Francisco Aloha Run

100 Mariner Way, Aptos, CA 95003, USA

Sep

20

Sun

San Pedro Park Trail 5K, Kids Run & Member Picnic

Pacifica, CA

Sep

20

Sun

Stronger Together 2026! 1K/5k Walk/Run and Family Event! Sunday, September 20th

Sep

20

Sun

The Teal Run

Campbell, CA

Sep

25

Fri

Palo Alto Weekly Moonlight Run & Walk

1900 Geng Road, Palo Alto, CA

Sep

26

Sat

2026 Little Wharf 3-Miler

East Cliff Village Shopping Center, Santa Cruz, CA, USA

Sep

26

Sat

Belmont Water Dog Run

Belmont, CA

Sep

26

Sat

Big Sur Trail Marathon, Half Marathon & 5 Mile

大蘇爾越野馬拉松、半程馬拉松與 5 英里

Andrew Molera State Park, Big Sur, CA

Sep

26

Sat

Dick Collins Firetrails 50M

Castro Valley, CA

Sep

26

Sat

HERS Breast Cancer Foundation Walk/Run

Fremont, CA

Sep

26

Sat

JP's Backyard Ultra/Hike, The Final Edition

2201 Imola Avenue, Napa, CA

Sep

26

Sat

Oktoberfest Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Sep

26

Sat

Run for Donuts 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Sep

27

Sun

10K On The Bay

4901 Breakwater Avenue, Hayward, CA

Sep

27

Sun

24th Annual MRC-MEF Run for Education

PO Box 933, Martinez, CA

Sep

27

Sun

Lake Merced Half Marathon & 4.5 Mile Run

Lake Merced; Sunset Blvd Parking Lot; Lake Merced

Sep

27

Sun

San Jose Trail Challenge

Sanborn County Park, Saratoga, CA

Sep

27

Sun

Santa Cruz Triathlon

119 Center Street, Santa Cruz, CA

Sep

27

Sun

Tri to Inspire

2060 W. College Avenue, Santa Rosa, CA

Oct

2

Fri

SGRAIL Marin - Triathlon & Trail Half Marathon

McNear’s Beach Park, 201 Cantera Way, San Rafael, CA

Oct

3

Sat

21st Annual Garin Park XC Challenge

Hayward

Oct

3

Sat

Moonlight Run & Walk

Palo Alto, CA

Oct

3

Sat

Rock 'n' Roll San Jose

6099 Winfield Blvd., San Jose, CA

Oct

3

Sat

Star City San Bruno Mtn Trail Half Marathon

Brisbane, CA

Oct

4

Sun

AFNA Walk & Run - SF Bay Area

Oct

4

Sun

BAY FRONT RUN

Bayfront Blvd, Hercules, CA, USA

Registration closes 2026-09-30

Oct

4

Sun

Cindy's Race 10 Mile |10k | 6K | Kid's 1K

630 Summerfield Rd, Santa Rosa, CA

Oct

4

Sun

Napa Half Marathon

2201 Imola Ave, Napa, CA

Oct

4

Sun

Run by the Sea

Wilder Ranch State Park, Santa Cruz, CA

Oct

4

Sun

Stern Grove 4M

33 Ave & Wawona St.; San Francisco; CA 94116; USA

Oct

10

Sat

2026 SKECHERS Wicked Wine Run Napa Valley Fall Date

American Canyon, CA

Oct

10

Sat

Aim High With Charge

1000 San Bruno Ave, Morgan Hill, CA

Oct

10

Sat

Bagel Run 5K/10K/13.1 SAN FRANCISCO

Seal Point Park (Course Map will be emailed), San Mateo, CA

Oct

10

Sat

Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO

Seal Point Park (Course Map will be emailed), San Mateo, CA

Oct

10

Sat

East Bay Front Runners Pride Run and Walk

568 Bellevue Avenue, Oakland, CA

Oct

10

Sat

Lafayette Res Run for Education

Lafayette, CA

Oct

10

Sat

Monte's 5K

3118 Inter-Garrison Road, Seaside, CA

Oct

10

Sat

Mountain Tiger Diablo

Clayton, CA

Oct

10

Sat

Mt. Umunhum Trail Conquest - Fall

San Pablo Reservoir, EBMUD

Oct

10

Sat

Reservoir Dogs

Oct

10

Sat

Run for Austin's Lungs

1400 Cader Lane, Petaluma, CA

Oct

10

Sat

Ruth Anderson Memorial Endurance Run

Lake Merced Blvd Parking Lot (North), San Francisco, CA

Oct

10

Sat

St. Agnes Friends of the Poor Walk

3966 Chestnut Avenue, Concord, CA

Oct

11

Sun

30th Annual John Lawson Tamalpa Challenge

China Camp

Oct

11

Sun

Clo Cow Half Marathon, 10K & 5K

35 Kentucky Street, Petaluma, CA, United States

Oct

11

Sun

The 2026 Run for Education

12601 Alcosta Boulevard, San Ramon, CA

Oct

11

Sun

Windmill 10K

Dutch Windmill in Golden Gate Park; Near Great Highway & John F Kennedy Drive

Oct

17

Sat

Campbell Oktoberfest Fun Run

Campbell, CA

Oct

17

Sat

Diablo Summit Stomp

1700 Castle Rock Road, Walnut Creek, CA 94598

Oct

17

Sat

Reentry Resource Center’s Rise Up and Run 5K

Hellyer County Park - Cottonwood, 985 Hellyer Ave, San Jose, CA

Oct

17

Sat

Sonoma Fall Classic

Healdsburg, CA

Oct

17

Sat

The Donut Fun Run 2026!

2151 Ferry Point Road, Seaplane Lagoon Promenade, Alameda, CA

Oct

18

Sun

48th Annual Pumpkin Run by Senior Coastsiders October 18, 2026

Hatch Elementary School, 490 Miramontes Ave, Half Moon Bay, CA 94019, USA

Registration closes 2026-10-16

Oct

18

Sun

Cloverdale Vineyard Races: 10K and 5K

Cloverdale Airport, Airport Road, Cloverdale, California

Oct

18

Sun

Lafayette Res Run for Education

Lafayette Chamber Office: 251 Lafayette Circle, Ste 150, Lafayette, CA

Oct

18

Sun

Presidio Wall 5K XC

Presidio Wall Playground; Pacific Ave & Spruce St; San Francisco, CA 94118; USA

Oct

24

Sat

28th Annual Matt Yeo Aggies XC Open

Martinez

Oct

24

Sat

Big Sur River Run

大蘇爾河路跑

Pfeiffer Big Sur State Park, Highway One, Big Sur, CA

Oct

24

Sat

Haunted Corner 5K, 10K Pleasant Hill

Pleasant Hill, CA

Oct

24

Sat

Miles for Migraine San Francisco

Music Concourse Drive, San Francisco, CA

Oct

24

Sat

Napa Fall Wine Country Trail Marathon, Half Marathon, 10K & 5K

納帕秋季酒鄉越野馬拉松、半程馬拉松、10K 與 5K

Bothe-Napa Valley State Park, Calistoga, CA

Oct

24

Sat

Oakland Hills Trail Run

Redwood Regional Park, Oakland, CA

Oct

25

Sun

Halloween Sunset Dunes 5K & Kid’s Run

Great Highway; Taraval St & Great Hwy; San Francisco, CA 94116; USA

Oct

25

Sun

Santa Cruz Marathon

707 West Hornet Avenue, USS Hornet Museum, Alameda, CA

Oct

26

Mon

Pleasanton Rotary Halloween Spirit Run

Pleasanton, CA

Oct

30

Fri

USS Hornet Halloween 5k

Oct

31

Sat

Almaden Hills Trail Run - Fall Edition

1621 Gold Street, San Jose, CA

Oct

31

Sat

Gardner Health Services 2026 Día de los Muertos Run-Walk

Registration closes 2026-10-28

Oct

31

Sat

Halloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Oct

31

Sat

PB&J Fuel Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Oct

31

Sat

ZombieRunner Halloween

Hellyer County Park (Buena Vista Pavilion), 985 Hellyer Ave, San Jose, CA

Nov

1

Sun

Milpitas Dia De Muertos 5K Run

Milpitas, CA

Nov

1

Sun

Oakland Tech 5km/1 mile Race/Run/Walk Fundraiser

3590 Sanborn Dr., Oakland, CA

Nov

1

Sun

Saratoga Education Foundation 5K Fun Run

13925 Fruitvale Ave, Saratoga, CA

Nov

1

Sun

Spreckels Lake 5K & San Franciscan Mile

JFK Dr & 36th Ave (across from Spreckles Lake); John F Kennedy Dr & 36th Ave; San Francisco, CA 94121; USA

Nov

2

Mon

Spreckels Lake 5K/SF Lightning Mile

800 Embedded Way, San Jose, CA

Nov

7

Sat

3rd Annual Celebration Of Life 5K/Kids Run/Walk

Nov

7

Sat

CUHSD ED Foundation: HERO 5K

1224 Del Mar Ave, San Jose, CA

Nov

7

Sat

Lake Chabot Trail Run

Lake Chabot Regional Park - Marina, 17600 Lake Chabot Road, Castro Valley, CA

Nov

7

Sat

Mermaid Trail Run - 2026

1100 Kings Mountain Road, Woodside, CA, USA

Nov

7

Sat

Mt. Tam Trail Run

Mt. Tamalpais State Park, Stinson Beach, CA

Nov

7

Sat

Rancho Hills Trail Run - Fall

Crissy Field, San Francisco, CA

Nov

7

Sat

RunThrough San Francisco at Crissy Field 5K, 10K & Half Marathon

Nov

7

Sat

Tunnel to Towers 5K Run & Walk - Santa Rosa, CA

600 4th Street, Santa Rosa, CA

Nov

8

Sun

Bionic 5K + 1Mile

1199 East Beach, San Francisco, CA

Nov

8

Sun

Kennedy Drive 8K

South side of Polo Field in Golden Gate Park; Metson Rd & Middle Dr W; San Francisco, CA 94122; USA

Nov

8

Sun

Monterey Bay Half Marathon

蒙特雷灣半程馬拉松

Monterey Bay, CA

Nov

14

Sat

Diwali Fun Run + Festival

711 Old Canyon Rd - Community Center, Fremont, CA

Nov

14

Sat

Go Wild! Santa Cruz 2 Hr, 4 Hr

Crissy Field (Course Map will be emailed), San Francisco, CA

Nov

14

Sat

Run for Mental Health 5K/10K/13.1 SAN FRANCISCO

Nov

14

Sat

Veterans Day Freedom Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Nov

14

Sat

ZombieRunner Quarry Lakes

Quarry Lakes Regional Recreation Area (Ensenada Pavilion), 2100 Isherwood Way, Fremont, CA

Nov

15

Sun

40th Annual PA XC Championships

San Francisco

Nov

15

Sun

Morgan Hill Veterans Day Run

17575 Peak Avenue, Morgan Hill, CA

Nov

15

Sun

The Berkeley Half Marathon

Berkeley, CA

Nov

21

Sat

Santa Cruz Turkey Trot

2300 Delaware Ave, Santa Cruz, CA

Nov

22

Sun

Crissy Field 5K & Kids Run

Yacht Harbor Parking Lot (Little Marina Green)

Nov

26

Thu

12th Annual Tri-Valley Turkey Burn

5800 Parkside Drive, Parking lot #4, Pleasanton, CA

Nov

26

Thu

Applied Materials Silicon Valley Turkey Trot

Start Line:, 11 S 1st St, San Jose, CA

Nov

26

Thu

Bank of Marin Turkey Trot

Indian Valley College, Novato, CA

Nov

26

Thu

Bishop Ranch Turkey Trot

2700 Camino Ramon, San Ramon, CA

Nov

26

Thu

Concord California Turkey Trot 5K

Newhall Park, 1351 Newhall Parkway, Concord, CA

Nov

26

Thu

Nitro Turkey

5551 Giant Hwy, San Pablo, CA

Nov

26

Thu

Oakland Turkey Trot

Lake Merritt's Eastshore Park, 550 El Embarcadero, Oakland, CA

Registration closed 2025-12-05

Nov

26

Thu

Santa Rosa Turkey Trot

Old Courthouse Square, Santa Rosa, CA

Nov

26

Thu

Solano Turkey Trot 2026

Solano Community College, 4000 Suisun Valley Rd, Fairfield, CA

Nov

26

Thu

Tim & Jeannie Hamann Foundation Benicia Hand Up Turkey Trot

540 Rose Drive, Benicia, CA

Nov

26

Thu

Zoom Turkey Trot

Hellyer County Park (Buena Vista Pavilion), 985 Hellyer Ave, San Jose, CA

Nov

27

Fri

The Animal Run 5k Tofurkey Trot

San Leandro, CA

Nov

28

Sat

Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO

Seal Point Park (Course Map will be emailed), San Mateo, CA

Nov

28

Sat

Quad Dipsea

Mill Valley, CA

Nov

28

Sat

Quarry Turkey

2100 Isherwood Way, Fremont, CA 94536

Nov

28

Sat

Thanksgiving Gobble Trot Run 5K/10K/13.1 SAN FRANCISCO

Seal Point Park (Course Map will be emailed), San Mateo, CA

Nov

29

Sun

Twin Peaks 4M

Midtown Terrace Playground; Clarendon Ave & Galewood Cir; San Francisco, CA 94131; USA

Dec

5

Sat

16th Annual Reindeer Run/Walk

2 Eucalyptus Drive, American Canyon, CA

Dec

5

Sat

Calero Trail Run - Winter Edition

Calero County Park, San Jose, CA

Dec

5

Sat

Midway Shelter Winter Run / Walk ~ 5k, 10k and Kids Run

215 Adelphian Way, Harbor Bay Ferry Terminal, Alameda, CA

Dec

5

Sat

Peacock Gap Trail Run

China Camp State Park

Dec

5

Sat

ZombieRunner Quarry Lakes

Fremont, CA

Dec

6

Sun

Ken Reed Baker Beach Memorial 5K

Lower Baker Beach Parking Lot; Baker Beach

Dec

6

Sun

The Krampus Cross Country 5K, 10K, or Naughty Nine Miler (LIVE or VIRTUAL)!

Barnard Ave @ Fernandez Street, Ecology Trail Head at the end of Barnard Avenue, San Francisco, CA

Dec

12

Sat

50th Annual Holiday Run and Walk for Health

Contra Loma Reservoir, Antioch, CA

Dec

12

Sat

Hark the Herald Angels Half Marathon & 10K

Hark the Herald Angels 半程馬拉松與 10K

Angel Island State Park, Tiburon, CA

Dec

12

Sat

Holiday Hustle 5K, 10K Livermore

Livermore, CA

Dec

12

Sat

Palo Alto 10K, 5K, Double 15K and Kids Mile

Palo Alto Baylands, 1900 Geng Rd, Palo Alto, CA

Dec

12

Sat

Run Rudolph Run

631 Ocean View Blvd., Pacific Grove, CA

Dec

12

Sat

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

Crissy Field (Course Map will be emailed), San Francisco, CA

Dec

12

Sat

Summit Rock

16055 Sanborn Rd., Saratoga, CA 95070

Dec

12

Sat

Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Dec

13

Sun

Silicon Valley Santa Run

W Santa Clara St and Almaden Ave, San Jose, CA

Dec

14

Mon

Santa Run Silicon Valley

Huddart County Park, Woodside, CA

Dec

19

Sat

Woodside Ramble

Dec

20

Sun

Christmas Relays

Golden Gate Park; JFK & Transverse Dr.

Dec

20

Sun

Rainbow Falls Holiday 5K & Kids Run

Dec

26

Sat

A Merry Christmas Run 5K/10K/13.1 SAN FRANCISCO

Seal Point Park (Course Map will be emailed), San Mateo, CA

Dec

26

Sat

New Year's Run 5K/10K/13.1 SAN FRANCISCO

Seal Point Park (Course Map will be emailed), San Mateo, CA

Dec

27

Sun

Stern Grove 4M

33 Ave & Wawona St.; San Francisco; CA 94116; USA

Dec

31

Thu

New Year's Eve

17600 Lake Chabot Rd, Castro Valley, CA 94546

Dec

31

Thu

New Year's One Day

Hellyer County Park (Buena Vista Pavilion), 985 Hellyer Ave, San Jose, CA

Jan

1

Fri

New Year's Day

17600 Lake Chabot Rd, Castro Valley, CA 94546

Jan

2

Sat

8th Annual KIWANIS RESOLUTION 5K Run/Walk, and 10K Run/Walk

2955 N Shoreline Blvd., Mountain View, CA

Jan

2

Sat

Hacienda Hills Trail Run (Winter)

Almaden Quicksilver County Park, San Jose, CA

Jan

16

Sat

MLK Jr. Freedom Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Jan

17

Sun

Crystal Springs Trail Run

Huddart Park (Werder Shelter), 1100 Kings Mountain Road, Woodside, CA

Jan

30

Sat

Coffee Lover Run SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Jan

30

Sat

Coyote Hills

9400 Quarry Rd, Fremont, CA

Jan

30

Sat

Run for Donut SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Feb

6

Sat

Golden Gate Trail Run

Rodeo Beach, 1033 Fort Cronkhite, Sausalito, CA

Feb

6

Sat

Mt. Umunhum Trail Conquest (Winter)

Almaden Quicksilver County Park, San Jose, CA

Feb

7

Sun

Campbell Valentine Fun Run/Walk

Campbell, CA

Feb

7

Sun

San Francisco Half Marathon & 5K

舊金山半程馬拉松與 5K

Golden Gate Park, San Francisco, CA

Feb

12

Fri

Concord 5000

4200 Concord Ave, Concord, CA

Registration closes 2027-02-10

Feb

13

Sat

Bay Breeze

14001 Monarch Bay Drive, San Leandro, CA 94577

Feb

13

Sat

Run for Chocolate 5k/10k/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Feb

13

Sat

Valentine's Day Run 5K/10K/13.1 SAN FRANCISCO

Crissy Field (Course Map will be emailed), San Francisco, CA

Feb

20

Sat

Beer City Half™ Santa Rosa

A Place to Play, Santa Rosa, CA

Feb

20

Sat

Montara Mountain Trail Run

San Pedro Valley Park, 600 Oddstad Boulevard, Pacifica, CA

Feb

20

Sat

Victory

1414 Harbour Way South, Richmond, CA 94804

Feb

27

Sat

Sanborn Trail Challenge

Sanborn County Park, Saratoga, CA 95070

Feb

28

Sun

Sanborn Trail Challenge

Santa Clara County, CA

Feb

28

Sun

Zoom Angel Island

Tiburon Ferry Dock, 21 Main St, Tiburon, CA

Mar

6

Sat

Race to the Top, Mt. Umunhum Vert Trail Challenge

Almaden Quicksilver County Park, San Jose, CA

Mar

7

Sun

Artesa Wine Run 5k

Artesa Vineyards & Winery, 1345 Henry Rd, Napa, CA

Mar

7

Sun

Napa Valley Marathon and Half Marathon

納帕谷馬拉松與半程馬拉松

Napa Valley, CA

Mar

7

Sun

The Livermore Half & 5K

Livermore, CA

Mar

13

Sat

South Hills Single Track Trail Run

Calero County Park, San Jose, CA

Mar

13

Sat

St. Patrick’s Day 5K Santa Rosa

Old Courthouse Square, Santa Rosa, CA, USA

Mar

13

Sat

Zoom San Francisco

East Beach (East Bluff picnic area), 1199 East Beach, San Francisco, CA

Mar

15

Mon

Santa Cruz Mile

Henry J. Kaiser Center for the Arts, 10th Street, Oakland, CA

Mar

20

Sat

2027 Oakland Marathon

Mar

20

Sat

Redwood (Spring) Trail Run

Chabot Space & Science Center, 10000 Skyline Blvd., Oakland, CA

Mar

27

Sat

South Hills Single Track Trail Run (Spring)

Quarry Lakes Regional Recreation Area, Isherwood Way, Fremont, CA, United States

Mar

27

Sat

Western Pacific 2027

Mar

28

Sun

Western Pacific Half Marathon, 10k & 5k

Fremont, CA

Apr

3

Sat

Diablo Trails Challenge 2027

1700 Castle Rock Road, Walnut Creek, CA, United States

Apr

3

Sat

Marina Double 15K, Marina 10K & 5K

Brisbane Marina Double 15K、10K 與 5K

Brisbane Marina, 400 Sierra Point Pkwy, Brisbane, CA

Apr

3

Sat

Santa Teresa King Richard Annual Trail Run

Santa Teresa County Park, San Jose, CA

Apr

4

Sun

UMS Music Fun Run

77 Miles Ave, BALZER Baseball field, Los Gatos, CA

Registration deadline 2027-03-28

Apr

11

Sun

Morgan Hill AAUW Wildflower Run

1505 East Main Avenue, Morgan Hill, CA

Apr

17

Sat

Annadel Half Marathon

Spring Lake Regional Park 5585 Newanga Avenue, Santa Rosa, CA, USA

Apr

17

Sat

Badger Cove

7000 Del Valle Rd, Livermore, CA

Apr

17

Sat

Horseshoe Lake Trail Run

Skyline Ridge Open Space Preserve (Circle Parking Lot), 22000 Skyline Blvd, Los Gatos, CA

Apr

18

Sun

Santa Cruz Westside Half Marathon 10k/5k

400 Beach Street, Santa Cruz, CA

Apr

24

Sat

Mt. Diablo Half Marathon

Mount Diablo Summit Visitor Center, Summit Road, Walnut Creek, CA

Apr

24

Sat

No Foolin' Foot Race

1000 Crestview Drive, San Carlos, CA

Apr

24

Sat

SPASM Lake Chabot Trail Run

Lake Chabot Regional Park - Marina, 17600 Lake Chabot Road, Castro Valley, CA

May

8

Sat

She.is.beautiful Santa Cruz 5K & 10K

She.is.beautiful Santa Cruz 5K 與 10K

Bay Street near Lighthouse Avenue, Santa Cruz, CA

May

9

Sun

Trailquake

16055 Sanborn Rd, Saratoga, CA

May

15

Sat

Napa Wilderness Trail Runs

May

15

Sat

Rim Rock 50 Mile Trail Challenge