Jun
5
Fri
Rainbow Falls 5K Summer Run
San Francisco, CA
Jun
6
Sat
Mt Umunhum Ultras
San Jose, CA
Jun
6
Sat
NAHC - Running Is My High 2026
Lake Merritt (Children's Fairyland Area), 699 Bellevue Avenue, Oakland, CA
Jun
6
Sat
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
Fort Mason (Course Map will be emailed), San Francisco, CA
Registration closed 2026-01-07
Jun
6
Sat
SuperHeroes Run 5K/10K/13.1 SAN FRANCISCO
Fort Mason (Course Map will be emailed), San Francisco, CA
Registration closed 2026-01-06
Jun
6
Sat
The Big Run 5K presented by Brooks
285 Figueroa St, Monterey, CA
Jun
7
Sun
2026 Lake Chabot Trail Challenge (Half Marathon & 5K)
17404 Lake Chabot Road, Castro Valley, CA
Jun
7
Sun
The Statuto Race
San Francisco, CA
Jun
9
Tue
Bob Shor Summer Track Series
Windsor, CA
Jun
12
Fri
Rainbow Falls 5K Summer Run II
San Francisco, CA
Jun
13
Sat
2026 Henry W. Coe State Park, Hunting Hollow 5K/10K Fun Run and Walk event
Gilroy, CA
Jun
13
Sat
Bay Area 100
Bay Area 100 百英里越野賽
California Memorial Stadium, UC Berkeley to Skyline High School, Oakland, CA
Registration closed 2026-06-01
Jun
13
Sat
Four Fools Wine Run 5k
Four Fools Winery, 13 Pacific Ave, Rodeo, CA
Jun
13
Sat
SF Half Day
East Beach (East Bluff picnic area), 1199 East Beach, San Francisco, CA
Jun
13
Sat
Summer 2026 Santa Cruz Track Club All Comers Meet
Santa Cruz, CA
Jun
13
Sat
The Pena Passage
4627 Pena Adobe Rd, Vacaville, CA
Jun
14
Sun
Spreckels Lake 5K & Lightning Mile
JFK Dr & 36th Ave (across from Spreckles Lake); San Francisco; CA 94121; USA
Jun
14
Sun
The Dipsea Race
Dipsea 越野賽
Downtown Mill Valley to Stinson Beach, CA
Registration closed 2026-04-01
Jun
15
Mon
Walnut Creek Run Club
551 Marshall Dr, Walnut Creek, CA
Jun
20
Sat
Cure Coats' 5K
Brisbane, CA
Jun
20
Sat
Golden State Trail Run
Fort Ord Travel Camp, East Garrison, CA
Jun
20
Sat
Miles for Mayo 5K
3841 Balfour Rd, Brentwood, CA
Jun
20
Sat
Run Juneteenth Day 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Jun
20
Sat
Silicon Valley PRIDE 3rd Annual 5K & 10K
985 Hellyer Ave, San Jose, CA
Jun
20
Sat
Sloth Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Jun
20
Sat
The City Eats & Stack Run Club - Hayward 5K
2300 Panama St, Hayward, CA
Registration closes 2026-06-18
Jun
20
Sat
The Dad Wave 5K
100 Mariner Way, Aptos, CA
Jun
21
Sun
Father’s Day Rainbow Falls 5K & Kid’s Run
Golden Gate Park; JFK & Transverse Dr.
Jun
21
Sun
Presidio Half Marathon, 10K, 5K
Crissy Field, San Francisco, CA
Jun
21
Sun
Sebastopol Solstice Summer
Sebastopol, CA
Jun
21
Sun
Summer Scamper
Stanford, CA
Jun
26
Fri
Lake Merced Summer Series
San Francisco, CA
Jun
27
Sat
San Francisco Pride Run
San Francisco, CA
Jun
28
Sun
Great Highway Lands End 10K
Taraval & Great Highway; 3633 Taraval St; San Francisco, CA 94116; USA
Jun
28
Sun
The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)
Lake Chabot Regional Park, 17930 Lake Chabot Road, Castro Valley, CA
Jul
2
Thu
Lake Merced 4.5M Summer Series
San Francisco, CA
Jul
3
Fri
Independence Day Dash 5k and Kids Run
Sycamore Grove Park (Wetmore Entrance), 1051 Wetmore Road, Livermore, CA
Jul
3
Fri
Lake Merced Summer Series
San Francisco, CA
Jul
4
Sat
2026 Santa Cruz Sunrise Rotary Firecracker Run
Harvey West Park, 326 Evergreen Street, Santa Cruz, CA
Jul
4
Sat
Alameda July 4th Parade R.A.C.E.
1420 Park St., Alameda, CA
Jul
4
Sat
Blue Heron 5k
235 John F. Kennedy, SF, CA, 94117
Jul
4
Sat
Chili Chase
Palo Alto, CA
Registration closes 2026-07-02
Jul
4
Sat
HRC Rotary 4th of July 5K Family Fun Run
The Waterfront, Rodeo CA, Rodeo, CA
Jul
4
Sat
July 4th Run 5K/10K/13.1 - San Francisco
San Francisco, CA
Jul
4
Sat
July 4th Run 5K/10K/13.1 SAN FRANCISCO
Seal Point Park (Course Map will be emailed), San Mateo, CA
Jul
4
Sat
Kenwood Footrace
Kenwood, CA
Jul
4
Sat
Liberty Bell 5k Fun Run
3841 Balfour Rd, Brentwood, CA
Jul
4
Sat
Morgan Hill Freedom Run
17575 Peak Ave -finish, corner of Peak and Dunne - start, Morgan Hill, CA
Jul
4
Sat
Pleasant Hill Firecracker 5K
80 Crescent Drive, Pleasant Hill, California
Jul
4
Sat
Rancho Hills Trail Run (Summer)
San Jose, CA
Jul
4
Sat
Rocket Run 2026
Pacifica, CA
Jul
4
Sat
Run for Chocolate 5K/10K/13.1 SAN FRANCISCO
Seal Point Park (Course Map will be emailed), San Mateo, CA
Jul
4
Sat
Stars and Stripes
2151 Salvio Ct, Concord, CA
Jul
5
Sun
Polo Field 5K
South Side of Polo Fields, Golden Gate Park; Middle Drive West & Metson Road
Jul
10
Fri
Lake Merced Summer Series
San Francisco, CA
Jul
11
Sat
Beer City Half™ Alameda
1801 Ferry Point Road, Alameda, CA
Jul
11
Sat
Bloom Energy and Tarana Wireless Stars & Strides 5K / 10K
San Jose, CA
Jul
11
Sat
FYMO's 7th "Giving to Live" 5K Cancer Run/Walk
San Jose, CA
Jul
11
Sat
Lookin' for a Cure Palo Alto
2452 Watson Ct., Palo Alto, CA
Jul
11
Sat
San Lorenzo River Trail Run
Harvey West Park (Friendship Picnic Area), Harvey West Blvd at Dubois St., Santa Cruz, CA
Jul
15
Wed
Track Night SF Presented by Tracksmith
670 Kezar Dr, San Francisco, CA
Jul
16
Thu
Oakland 5000
Oakland, CA
Jul
17
Fri
Lake Merced Summer Series
San Francisco, CA
Jul
18
Sat
Bad Bass
17600 Lake Chabot Rd, Castro Valley, CA 94546
Jul
18
Sat
Jolly10K
Balzer Field parking lot, 57 Miles Ave, Los Gatos, CA
Jul
18
Sat
Muir Woods Mountain Challenge
Mt. Tamalpais State Park, Stinson Beach, CA
Jul
18
Sat
Napa to Sonoma Half Marathon & Rose 5K
Napa, CA
Jul
19
Sun
10th Annual We Run Richmond 5K
Marina Bay Park 1280 Melville SquareRichmond, CA 94804, Richmond, CA
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
San Francisco, CA
Jul
25
Sat
2026 Napa to Sonoma Wine Country Half Marathon & Rosé 5K
Napa, CA
Jul
25
Sat
Dirty Dozen
5551 Giant Highway, San Pablo, CA 94806
Jul
25
Sat
Monterey Ekiden
1021 Monterey - Salinas Hwy, Salinas, CA 93908, United States
Registration closes 2026-07-24
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
San Francisco, CA
Jul
26
Sun
Wharf to Wharf
Santa Cruz, CA
Jul
31
Fri
Lake Merced Summer Series
San Francisco, CA
Aug
1
Sat
Rodeo Valley Trail Run
Marin Headlands, Sausalito, CA
Aug
1
Sat
Summer Breeze
14001 Monarch Bay Drive, San Leandro, CA 94577
Aug
2
Sun
Golden Gate 10K, 5K and Double 8K
San Francisco, CA
Aug
2
Sun
Mission Bay 5K
San Francisco, CA
Aug
2
Sun
Pacifica Runners Tiki Trot 5K/10K 2026
Pacifica, CA
Aug
2
Sun
Skyline 50K
Castro Valley, CA
Aug
2
Sun
Strawberry Jam 1K and 5K Fun Run
Watsonville, CA
Aug
7
Fri
Lake Merced Summer Series
San Francisco, CA
Aug
8
Sat
Alameda 10 Miler and Cooper Teare Classic 8K
Robert Crown Memorial Beach Alameda, CA
Aug
8
Sat
Bear Creek
16 Bear Creek Road
Aug
8
Sat
Falcon 5K
201 Viking Dr, Pleasant Hill, CA
Aug
8
Sat
Mt. Madonna Challenge
Gilroy, CA
Aug
8
Sat
The Napa Lapa Trail Adventure
@ Skyline Wilderness Park, Napa, CA
Aug
9
Sun
Tri Santa Cruz
119 Center Street, Santa Cruz, CA
Aug
13
Thu
Cupertino Splash and Dash #2
11401 Stevens Canyon Rd, Cupertino, CA
Registration closes 2026-08-12
Aug
15
Sat
Almaden Hills Trail Run - Summer Edition
San Jose, 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
Beer City Half™ SLAM
2100 Isherwood Way, Fremont, CA
Registration closed 2026-05-25
Aug
15
Sat
Falcon 5K
Pleasant Hill, 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
Muir Beach, CA
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
3512 Shoreline Hwy, Stinson Beach, CA
Aug
22
Sat
Race2Unravel
7049 Miller Avenue, Christmas Hill Park Ranch Site, Gilroy, CA
Registration closes 2026-08-21
Aug
22
Sat
Santa Cruz Trail Run
101 North Big Trees Park Road, Felton, CA
Aug
22
Sat
Steps4SMILEs 5k/10k Charity Race
999 E Caribbean Dr, Sunnyvale, CA
Registration closes 2026-08-21
Aug
22
Sat
The Santa Rosa Marathon
聖塔羅莎馬拉松
Santa Rosa, CA
Aug
22
Sat
We Run Oakland: For Our Children 2026
Oakland, CA
Aug
23
Sun
25th Annual SCTC XC Challenge
Santa Cruz
Aug
23
Sun
Santa Cruz Track Club Cross Country Challenge
Santa Cruz, 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
Santa Rosa
Aug
30
Sun
Apple City 5k
757 Green Valley Road, Watsonville, Watsonville, CA
Aug
30
Sun
Crissy Field 5K--REVERSE!!!
San Francisco, CA
Aug
30
Sun
DSE 60th Anniversary 5K
San Francisco, CA
Aug
30
Sun
Let Your Imagination Run 5k & Children’s 1k
San Francisco, CA
Aug
30
Sun
Rotary Club of Los Gatos Great Race
Los Gatos, CA
Aug
30
Sun
Run Tiburon 5K & 10K
Tiburon, Belvedere Tiburon, CA, United States
Aug
30
Sun
SPASM Lake Chabot Trail Run
Castro Valley, CA
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
6
Sun
Diablo Trail Run
Diablo State Park (Mitchell Canyon Trailhead), 96 Mitchell Canyon Road, Clayton, CA
Sep
6
Sun
Easter Mountain Lake Park 5K & Kids Run
Mountain Lake Park; near 11th Ave
Sep
9
Wed
Copy of Fort to Fort 10K
San Francisco, CA
Sep
10
Thu
J.P. Morgan Corporate Challenge - San Francisco
San Francisco, CA
Sep
12
Sat
16th Annual Donor Network West Foundation Run/Walk
2700 Camino Ramon, San Ramon, CA
Sep
12
Sat
Beer City Half™ Bishop Ranch
San Ramon, CA
Sep
12
Sat
Berkeley Trail Adventure
Tilden & Wildcat Canyon Parks, Berkeley, 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 7 Kilometer/ 0.7 Mile Fun Run
500 Sierra Point Parkway, Brisbane, CA
Registration closes 2026-09-10
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
Stevens Creek Striders Reservoir Trail Half Marathon
Cupertino, CA
Sep
13
Sun
40th Annual GGP Open
San Francisco
Sep
13
Sun
Oyster Point 10K
South San Francisco, CA
Sep
19
Sat
Anime Fan and Fitness Festival
7049 Miller Ave., Gilroy, 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
Rocky Ridge
18012 Bollinger Canyon Road, San Ramon, CA 94583
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
San Francisco Aloha Run
610 Old Mason Street, San Francisco, CA
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
100 Mariner Way, Aptos, CA 95003, USA
Sep
20
Sun
The Teal Run
Campbell, CA
Sep
26
Sat
2026 Little Wharf 3-Miler
East Cliff Village Shopping Center, Santa Cruz, CA, USA
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
26
Sat
The 9th Annual Belmont Water Dog Run
1 Twin Pines Lane, Belmont, CA, United States
Sep
27
Sun
10K On The Bay
4901 Breakwater Avenue, Hayward, 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
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
San Jose, CA
Oct
3
Sat
Star City San Bruno Mtn Trail Half Marathon
Brisbane, CA
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
Registration closes 2026-10-03
Oct
4
Sun
Stern Grove 4 mile
San Francisco, 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
Mt. Umunhum Trail Conquest - Fall
San Jose, CA
Oct
10
Sat
Reservoir Dogs
San Pablo Reservoir, EBMUD
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
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
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
Registration closes 2026-10-23
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
Santa Cruz, CA
Oct
26
Mon
Pleasanton Rotary Halloween Spirit Run
Pleasanton, CA
Oct
30
Fri
USS Hornet Halloween 5k
707 West Hornet Avenue, USS Hornet Museum, Alameda, CA
Oct
31
Sat
Almaden Hills Trail Run - Fall Edition
San Jose, CA
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
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
Saratoga 5K Fun Run/Walk
Saratoga, CA
Nov
2
Mon
Spreckels Lake 5K/SF Lightning Mile
San Francisco, CA
Nov
7
Sat
3rd Annual Celebration Of Life 5K/Kids Run/Walk
800 Embedded Way, San Jose, CA
Nov
7
Sat
CUHSD ED Foundation: HERO 5K
4805 Westmont Ave, Campbell, CA
Registration closes 2026-11-06
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
San Jose, 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
Run for Mental Health 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
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
Registration closes 2026-11-14
Nov
21
Sat
Santa Cruz Turkey Trot
2300 Delaware Ave, Santa Cruz, CA
Registration closes 2026-11-20
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 Highway, San Pablo, CA 94806
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
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
Registration closes 2026-11-25
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
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
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
Palo Alto 10k, 5k, Double 15k and Kids Mile
Palo Alto, 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
San Jose, CA
Dec
19
Sat
Woodside Ramble
Huddart County Park, Woodside, CA
Dec
20
Sun
Christmas Relays
San Francisco, CA
Dec
20
Sun
Rainbow Falls Holiday 5K & Kids Run
Golden Gate Park; JFK & Transverse Dr.
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
17
Sun
Crystal Springs Trail Run
Huddart Park (Werder Shelter), 1100 Kings Mountain Road, Woodside, CA
Jan
30
Sat
Coyote Hills
8000 Patterson Ranch Rd. Fremont, CA 94555
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
13
Sat
Bay Breeze
14001 Monarch Bay Drive, San Leandro, CA 94577
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
20
Sat
2027 Oakland Marathon
Henry J. Kaiser Center for the Arts, 10th Street, Oakland, CA
Mar
20
Sat
Redwood (Spring) Trail Run
Chabot Space & Science Center, 10000 Skyline Blvd., Oakland, CA
Mar
27
Sat
Western Pacific 2027
Quarry Lakes Regional Recreation Area, Isherwood Way, Fremont, CA, United States
Apr
3
Sat
Diablo Trails Challenge 2027
1700 Castle Rock Road, Walnut Creek, CA, United States
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 closes 2027-03-28
Apr
11
Sun
Morgan Hill AAUW Wildflower Run
1505 East Main Avenue, Morgan Hill, 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
Registration deadline 2027-04-23
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
29
Sat
Beer City Half™ San Jose
5949 Winfield Blvd, San Jose, CA
May
30
Sun
Toro Park Trail Run
Toro Park, Salinas, CA
Jun
7
Mon
San Jose Half Marathon & 8K
聖荷西半程馬拉松與 8K
Santana Row, Santana Row, San Jose, CA