May
16
BRAIN Foundation Spectrum Run 5K/10K
Almaden Lake Park, 15780 Almaden Expressway, San Jose, CA
May
16
HDSA San Jose Team Hope 5K Run & Walk
Campbell, CA
May
16
Longhorn Stampede 5K Run/Walk
San Jose, CA
May
16
Wildcat
3800 Clark Road, El Sobrante, California 94803
May
16
Windsor Half Marathon
Windsor, CA
May
17
Bay to Breakers
Bay to Breakers 舊金山路跑
San Francisco, CA
May
17
For Pete's Sake
Limantour Road, Point Reyes, CA
May
17
Foster5K + Kids Dash
5283 Snell Ave, San Jose, CA
May
17
The Me Awesome Run
985 Hellyer Avenue, San Jose, CA
May
23
China Camp Trail Run
800 N. San Pedro Rd, San Rafael, CA
May
23
Memorial Day Run 5K/10K/13.1 - San Francisco
San Francisco, CA
May
23
Memorial Day Run 5K/10K/13.1 SAN FRANCISCO
Seal Point Park (Course Map will be emailed), San Mateo, CA
May
23
Pittsburg Cares 5K Fun Run/Walk
525 Railroad Avenue, John Buckley Square, Pittsburg, CA
May
23
Run for Mental Health 5K/10K/13.1 SAN FRANCISCO
Seal Point Park (Course Map will be emailed), San Mateo, CA
May
24
Kennedy Drive 8K
San Francisco, CA
May
25
Marin Memorial 5 Mile
Novato, CA
May
30
Beer City Half™ San Jose
5949 Winfield Blvd, San Jose, CA
May
30
Calero Trail Run - Spring Edition
San Jose, CA
May
30
Cinderella Trail Run
Joaquin Miller Park, 3594 Sanborn Dr., Oakland, CA
May
30
Healing Hearts Day 2026: Walk/Run/MOVE! for Suicide Prevention
Edoff Bandstand at Lake Merritt, 666 Bellevue Ave, Oakland, CA
May
30
Marin Mile
San Anselmo, CA
May
30
Nitro Trail
5551 Giant Highway, San Pablo, CA 94806
May
30
San Mateo PAL's 5K & 10K Run/Walk and Wellness Fair - 2026
1901 J Hart Clinton Drive, San Mateo, CA
Registration closes 2026-05-29
May
31
Albany Move'n'Groove 2026
1325 Portland Avenue, Albany, CA
Registration closes 2026-05-29
May
31
Mclaren park roller coaster 5k
San Francisco, CA
May
31
San Jose Half Marathon & 8K
聖荷西半程馬拉松與 8K
San Jose, CA
May
31
Spring Sprint @ Uvas
14998 Uvas Road, Morgan Hill, CA
May
31
Stern Grove 4 mile
San Francisco, CA
May
31
Toro Park Trail Run
Toro Park, Salinas, CA
Jun
3
The Big Run
Vacaville High School, 100 West Monte Vista, Vacaville, CA
Jun
3
The Big Run Presented by Brooks
2010 Elkins way STE 120, Brentwood, CA
Jun
3
The Big Run Presented by Brooks
234 Main St, Suite A, Pleasanton, CA
Jun
3
The Big Run Presented by Brooks and Fleet Feet Santa Rosa
720 Third Street, Santa Rosa, CA
Jun
4
Cupertino Splash and Dash #1
11401 Stevens Canyon Rd, Cupertino, CA
Jun
6
Mt Umunhum Ultras
San Jose, CA
Jun
6
NAHC - Running Is My High 2026
Lake Merritt (Children's Fairyland Area), 699 Bellevue Avenue, Oakland, CA
Jun
6
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
Fort Mason (Course Map will be emailed), San Francisco, CA
Registration closed 2026-01-06
Jun
6
The Big Run 5K presented by Brooks
285 Figueroa St, Monterey, CA
Jun
7
2026 Lake Chabot Trail Challenge (Half Marathon & 5K)
17404 Lake Chabot Road, Castro Valley, CA
Jun
7
The Statuto Race
San Francisco, CA
Jun
9
Bob Shor Summer Track Series
Windsor, CA
Jun
13
2026 Henry W. Coe State Park, Hunting Hollow 5K/10K Fun Run and Walk event
Gilroy, CA
Jun
13
Bay Area 100
Bay Area 100 百英里越野賽
California Memorial Stadium, UC Berkeley to Skyline High School, Oakland, CA
Waitlist closes 2026-06-12
Jun
13
Four Fools Wine Run 5k
Four Fools Winery, 13 Pacific Ave, Rodeo, CA
Jun
13
SF Half Day
East Beach (East Bluff picnic area), 1199 East Beach, San Francisco, CA
Jun
13
Summer 2026 Santa Cruz Track Club All Comers Meet
Santa Cruz, CA
Jun
13
The Pena Passage
4627 Pena Adobe Rd, Vacaville, CA
Jun
14
Spreckles Lake 5K/SF Lightning Mile
San Francisco, CA
Jun
14
The Dipsea Race
Dipsea 越野賽
Downtown Mill Valley to Stinson Beach, CA
Registration closed 2026-04-01
Jun
15
Walnut Creek Run Club
551 Marshall Dr, Walnut Creek, CA
Jun
20
Cure Coats' 5K
Brisbane, CA
Jun
20
Golden State Trail Run
Fort Ord Travel Camp, East Garrison, CA
Jun
20
Miles for Mayo 5K
3841 Balfour Rd, Brentwood, CA
Jun
20
Run Juneteenth Day 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Jun
20
Silicon Valley PRIDE 3rd Annual 5K & 10K
Hellyer County Park, 985 Hellyer Ave, San Jose, CA
Jun
20
The Dad Wave 5K
100 Mariner Way, Aptos, CA
Registration closes 2026-06-18
Jun
21
Father's Day Rainbow Falls 5K and Kids Fun Run
San Francisco, CA
Jun
21
Presidio Half Marathon, 10K, 5K
San Francisco, CA
Jun
21
Sebastopol Solstice Summer
Sebastopol, CA
Jun
21
Summer Scamper
Stanford, CA
Jun
27
San Francisco Pride Run
San Francisco, CA
Jun
28
Great Highway 10K
San Francisco, CA
Jun
28
The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)
Lake Chabot Regional Park, 17930 Lake Chabot Road, Castro Valley, CA
Jul
2
Lake Merced 4.5M Summer Series
San Francisco, CA
Jul
3
Independence Day Dash 5k and Kids Run
Sycamore Grove Park (Wetmore Entrance), 1051 Wetmore Road, Livermore, CA
Jul
4
2026 Santa Cruz Sunrise Rotary Firecracker Run
Harvey West Park, 326 Evergreen Street, Santa Cruz, CA
Jul
4
Alameda July 4th Parade R.A.C.E.
1420 Park St., Alameda, CA
Jul
4
Blue Heron 5k
San Francisco, CA
Jul
4
HRC Rotary 4th of July 5K Family Fun Run
The Waterfront, Rodeo CA, Rodeo, CA
Jul
4
July 4th Run 5K/10K/13.1 - San Francisco
San Francisco, CA
Jul
4
July 4th Run 5K/10K/13.1 SAN FRANCISCO
Seal Point Park (Course Map will be emailed), San Mateo, CA
Jul
4
Liberty Bell 5k Fun Run
3841 Balfour Rd, Brentwood, CA
Jul
4
Morgan Hill Freedom Run
17575 Peak Ave -finish, corner of Peak and Dunne - start, Morgan Hill, CA
Jul
4
Rancho Hills Trail Run (Summer)
San Jose, CA
Jul
4
Rocket Run 2026
Pacifica, CA
Jul
4
Stars and Stripes Run
Concord, CA 94520
Jul
5
Polo Fields 5K
San Francisco, CA
Jul
11
Beer City Half™ Alameda
1801 Ferry Point Road, Alameda, CA
Jul
11
Bloom Energy and Tarana Wireless Stars & Strides 5K / 10K
San Jose, CA
Jul
11
FYMO's 7th "Giving to Live" 5K Cancer Run/Walk
San Jose, CA
Jul
11
Lookin' for a Cure Palo Alto
2452 Watson Ct., Palo Alto, CA
Jul
11
San Lorenzo River Trail Run
Harvey West Park (Friendship Picnic Area), Harvey West Blvd at Dubois St., Santa Cruz, CA
Jul
15
Track Night SF Presented by Tracksmith
670 Kezar Dr, San Francisco, CA
Jul
16
Oakland 5000
Oakland, CA
Jul
18
Bad Bass
17600 Lake Chabot Rd, Castro Valley, CA 94546
Jul
18
Jolly10K
Balzer Field parking lot, 57 Miles Ave, Los Gatos, CA
Jul
18
Muir Woods Mountain Challenge
Mt. Tamalpais State Park, Stinson Beach, CA
Jul
18
Napa to Sonoma Half Marathon & Rose 5K
Napa, CA
Jul
19
10th Annual We Run Richmond 5K
Marina Bay Park 1280 Melville SquareRichmond, CA 94804, Richmond, CA
Jul
19
Rockaway Beach 5k
Pacifica, CA
Jul
25
Dirty Dozen
5551 Giant Highway, San Pablo, CA 94806
Jul
25
Run for Coffee Lovers 5K/10K/13.1 SAN FRANCISCO
Fort Mason (Course Map will be emailed), San Francisco, CA
Jul
25
The San Francisco Marathon
舊金山馬拉松
San Francisco, CA
Jul
26
Wharf to Wharf
Santa Cruz, CA
Aug
1
Rodeo Valley Trail Run
Marin Headlands, Sausalito, CA
Aug
1
Summer Breeze
14001 Monarch Bay Drive, San Leandro, CA 94577
Aug
2
Golden Gate 10K, 5K and Double 8K
San Francisco, CA
Aug
2
Mission Bay 5K
San Francisco, CA
Aug
2
Skyline 50K
Castro Valley, CA
Aug
2
Strawberry Jam 1K and 5K Fun Run
Watsonville, CA
Aug
8
Alameda 10 Miler and Cooper Teare Classic 8K
Alameda, CA
Aug
8
Bear Creek
16 Bear Creek Road
Aug
8
Falcon 5K
201 Viking Dr, Pleasant Hill, CA
Aug
8
Mt. Madonna Challenge
Gilroy, CA
Aug
8
The Napa Lapa Trail Adventure
@ Skyline Wilderness Park, Napa, CA
Aug
9
Tri Santa Cruz
119 Center Street, Santa Cruz, CA
Aug
13
Cupertino Splash and Dash #2
11401 Stevens Canyon Rd, Cupertino, CA
Registration closes 2026-08-11
Aug
15
Almaden Hills Trail Run - Summer Edition
San Jose, CA
Aug
15
Bagel Run 5K/10K/13.1 SAN FRANCISCO
Fort Mason (Course Map will be emailed), San Francisco, CA
Aug
15
Beer City Half™ SLAM
2100 Isherwood Way, Fremont, CA
Aug
15
Falcon 5K
Pleasant Hill, CA
Aug
15
Redwood (Summer) Trail Run
Chabot Space & Science Center (annex lot), 10000 Skyline Blvd., Oakland, CA
Aug
15
Tamalpa Headlands 50K
Muir Beach, CA
Aug
16
Lands' End 5K
San Francisco, CA
Aug
16
Race Thru the Redwoods
5401 Graham Hill Road, Felton, CA
Aug
16
The SF Mile
1188 Mason St, San Francisco, CA
Aug
22
Double Dipsea
3512 Shoreline, Hwy Stinson Beach, CA 94970
Aug
22
Race2Unravel
7049 Miller Avenue, Christmas Hill Park Ranch Site, Gilroy, CA
Registration closes 2026-08-21
Aug
22
Santa Cruz Trail Run
101 North Big Trees Park Road, Felton, CA
Aug
22
Steps4SMILEs 5k/10k Charity Race
999 E Caribbean Dr, Sunnyvale, CA
Registration closes 2026-08-21
Aug
22
The Santa Rosa Marathon
聖塔羅莎馬拉松
Santa Rosa, CA
Aug
22
We Run Oakland: For Our Children 2026
Oakland, CA
Aug
23
25th Annual SCTC XC Challenge
Santa Cruz
Aug
23
Santa Cruz Track Club Cross Country Challenge
Santa Cruz, CA
Aug
29
Angel Island Half Marathon & 10K
Angel Island 半程馬拉松與 10K
Angel Island State Park, Tiburon, CA
Aug
29
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Aug
29
SPASM Crystal Springs Trail Run
Huddart Park, 1100 Kings Mountain Road, Woodside, CA
Aug
30
33rd Annual Phil Widener Empire Open
Santa Rosa
Aug
30
Apple City 5k
757 Green Valley Road, Watsonville, Watsonville, CA
Aug
30
Crissy Field 5K--REVERSE!!!
San Francisco, CA
Aug
30
Rotary Club of Los Gatos Great Race
Los Gatos, CA
Sep
5
NIGHT NATION RUN - SAN JOSE
PAYPAL PARK, 1123 Coleman Avenue, San Jose, CA
Sep
6
Diablo Trail Run
Diablo State Park (Mitchell Canyon Trailhead), 96 Mitchell Canyon Road, Clayton, CA
Sep
6
Mountain Lake 5K
San Francisco, CA
Sep
9
Copy of Fort to Fort 10K
San Francisco, CA
Sep
12
Beer City Half™ Bishop Ranch
San Ramon, CA
Sep
12
Berkeley Trail Adventure
Tilden & Wildcat Canyon Parks, Berkeley, CA
Sep
12
LSA's Run Home 2026
Vasona Lake County Park, 333 Blossom Hill Rd, Los Gatos, CA
Sep
12
National Chocolate Day: Run for Chocolates 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Sep
12
Pinoy Runners NorCal 7 Kilometer/ 0.7 Mile Fun Run
500 Sierra Point Parkway, Brisbane, CA
Registration closes 2026-09-10
Sep
12
Run for Mental Health 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Sep
12
Stevens Creek Striders Reservoir Trail Half Marathon
Cupertino, CA
Sep
13
40th Annual GGP Open
San Francisco
Sep
13
Oyster Point 10K
South San Francisco, CA
Sep
19
Anime Fan and Fitness Festival
7049 Miller Ave., Gilroy, CA
Sep
19
Fast Track To A Cure 5K Bay Area
1280 Melville Square, Richmond, CA
Sep
19
Half Moon Bay Beach Safety Run
1 Johnson Pier, Half Moon Bay, CA
Sep
19
Rocky Ridge
18012 Bollinger Canyon Road, San Ramon, CA 94583
Sep
19
The 41st Annual Newark Mile 4k (2026)
35501 Cedar Blvd., Newark, CA
Sep
20
10th Annual SJVRC ONE MILE FOR ONE CHILD Charity Run 2026
5989 Winfield Blvd, San Jose, CA
Sep
20
18th Annual Sevathon 2026 | 5K Walk/Run, 10K Walk/Run, Tiny Trots & Seniors 1K, & Virtual Runs
999 E Caribbean Dr, Sunnyvale, CA
Sep
20
Alameda Island Running Festival
950 West Mall Drive, Alameda, CA
Sep
20
ICC Sevathon
Sunnyvale, CA
Sep
20
San Pedro Park Trail 5K, Kids Run & Member Picnic
Pacifica, CA
Sep
20
The Teal Run
Campbell, CA
Sep
26
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
Dick Collins Firetrails 50M
Castro Valley, CA
Sep
26
HERS Breast Cancer Foundation Walk/Run
Fremont, CA
Sep
26
JP's Backyard Ultra/Hike, The Final Edition
2201 Imola Avenue, Napa, CA
Sep
26
Oktoberfest Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Sep
27
10K On The Bay
4901 Breakwater Avenue, Hayward, CA
Sep
27
Lake Merced ½ Marathon and 4.5 Mile Run
San Francisco, CA
Sep
27
San Jose Trail Challenge
Sanborn County Park, Saratoga, CA
Oct
3
21st Annual Garin Park XC Challenge
Hayward
Oct
3
Moonlight Run & Walk
Palo Alto, CA
Oct
3
Rock 'n' Roll San Jose
San Jose, CA
Oct
3
Star City San Bruno Mtn Trail Half Marathon
Brisbane, CA
Oct
4
Cindy's Race 10 Mile |10k | 6K | Kid's 1K
630 Summerfield Rd, Santa Rosa, CA
Oct
4
Napa Half Marathon
2201 Imola Ave, Napa, CA
Oct
4
Run by the Sea
Wilder Ranch State Park, Santa Cruz, CA
Registration closes 2026-10-03
Oct
10
2026 SKECHERS Wicked Wine Run Napa Valley Fall Date
American Canyon, CA
Oct
10
Bagel Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Oct
10
Lafayette Res Run for Education
Lafayette, CA
Oct
10
Mt. Umunhum Trail Conquest - Fall
San Jose, CA
Oct
10
Reservoir Dogs
San Pablo Reservoir, EBMUD
Oct
10
Run for Austin's Lungs
1400 Cader Lane, Petaluma, CA
Oct
10
Ruth Anderson Memorial Endurance Run
Lake Merced Blvd Parking Lot (North), San Francisco, CA
Oct
11
30th Annual John Lawson Tamalpa Challenge
China Camp
Oct
17
Campbell Oktoberfest Fun Run
Campbell, CA
Oct
17
Diablo Summit Stomp
1700 Castle Rock Road, Walnut Creek, CA 94598
Oct
17
Reentry Resource Center’s Rise Up and Run 5K
Hellyer County Park - Cottonwood, 985 Hellyer Ave, San Jose, CA
Oct
17
The Donut Fun Run 2026!
2151 Ferry Point Road, Seaplane Lagoon Promenade, Alameda, CA
Oct
18
Lafayette Res Run for Education
Lafayette Chamber Office: 251 Lafayette Circle, Ste 150, Lafayette, CA
Oct
24
28th Annual Matt Yeo Aggies XC Open
Martinez
Oct
24
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
Miles for Migraine San Francisco
Music Concourse Drive, San Francisco, CA
Oct
24
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
Oakland Hills Trail Run
Redwood Regional Park, Oakland, CA
Oct
25
Santa Cruz Marathon
Santa Cruz, CA
Oct
26
Pleasanton Rotary Halloween Spirit Run
Pleasanton, CA
Oct
30
USS Hornet Halloween 5k
707 West Hornet Avenue, USS Hornet Museum, Alameda, CA
Oct
31
Almaden Hills Trail Run - Fall Edition
San Jose, CA
Oct
31
Halloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Oct
31
PB&J Fuel Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Oct
31
ZombieRunner Halloween
Hellyer County Park (Buena Vista Pavilion), 985 Hellyer Ave, San Jose, CA
Nov
1
Milpitas Dia De Muertos 5K Run
Milpitas, CA
Nov
1
Oakland Tech 5km/1 mile Race/Run/Walk Fundraiser
3590 Sanborn Dr., Oakland, CA
Nov
2
Saratoga 5K Fun Run/Walk
Saratoga, CA
Nov
7
3rd Annual Celebration Of Life 5K/Kids Run/Walk
800 Embedded Way, San Jose, CA
Nov
7
CUHSD ED Foundation: HERO 5K
4805 Westmont Ave, Campbell, CA
Registration closes 2026-11-06
Nov
7
Lake Chabot Trail Run
Lake Chabot Regional Park - Marina, 17600 Lake Chabot Road, Castro Valley, CA
Nov
7
Mt. Tam Trail Run
Mt. Tamalpais State Park, Stinson Beach, CA
Nov
7
Rancho Hills Trail Run - Fall
San Jose, CA
Nov
8
Monterey Bay Half Marathon
蒙特雷灣半程馬拉松
Monterey Bay, CA
Nov
14
Diwali Fun Run + Festival
711 Old Canyon Rd - Community Center, Fremont, CA
Nov
14
Run for Mental Health 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Nov
14
Veterans Day Freedom Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Nov
14
ZombieRunner Quarry Lakes
Quarry Lakes Regional Recreation Area (Ensenada Pavilion), 2100 Isherwood Way, Fremont, CA
Nov
15
40th Annual PA XC Championships
San Francisco
Nov
15
Morgan Hill Veterans Day Run
17575 Peak Avenue, Morgan Hill, CA
Nov
15
The Berkeley Half Marathon
Berkeley, CA
Nov
21
Santa Cruz Turkey Trot
2300 Delaware Ave, Santa Cruz, CA
Registration closes 2026-11-20
Nov
26
12th Annual Tri-Valley Turkey Burn
5800 Parkside Drive, Parking lot #4, Pleasanton, CA
Nov
26
Bishop Ranch Turkey Trot
2700 Camino Ramon, San Ramon, CA
Nov
26
Concord California Turkey Trot 5K
Newhall Park, 1351 Newhall Parkway, Concord, CA
Nov
26
Nitro Turkey
5551 Giant Highway, San Pablo, CA 94806
Nov
26
Oakland Turkey Trot
Lake Merritt's Eastshore Park, 550 El Embarcadero, Oakland, CA
Registration closed 2025-12-05
Nov
26
Santa Rosa Turkey Trot
Old Courthouse Square, Santa Rosa, CA
Nov
26
Silicon Valley Turkey Trot
San Jose, CA
Nov
26
Tim & Jeannie Hamann Foundation Benicia Hand Up Turkey Trot
540 Rose Drive, Benicia, CA
Nov
26
Zoom Turkey Trot
Hellyer County Park (Buena Vista Pavilion), 985 Hellyer Ave, San Jose, CA
Nov
27
The Animal Run 5k Tofurkey Trot
San Leandro, CA
Nov
28
Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Nov
28
Quarry Turkey
2100 Isherwood Way, Fremont, CA 94536
Nov
28
Thanksgiving Gobble Trot Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Dec
5
16th Annual Reindeer Run/Walk
2 Eucalyptus Drive, American Canyon, CA
Dec
5
Calero Trail Run - Winter Edition
Calero County Park, San Jose, CA
Dec
5
Midway Shelter Winter Run / Walk ~ 5k, 10k and Kids Run
215 Adelphian Way, Harbor Bay Ferry Terminal, Alameda, CA
Dec
5
Peacock Gap Trail Run
China Camp State Park
Dec
5
ZombieRunner Quarry Lakes
Fremont, CA
Dec
6
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
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
Run Rudolph Run
631 Ocean View Blvd., Pacific Grove, CA
Dec
12
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Dec
12
Summit Rock
16055 Sanborn Rd., Saratoga, CA 95070
Dec
13
Palo Alto 10k, 5k, Double 15k and Kids Mile
Palo Alto, CA
Dec
14
Santa Run Silicon Valley
San Jose, CA
Dec
19
Woodside Ramble
Huddart County Park, Woodside, CA
Dec
20
Christmas Relays
San Francisco, CA
Dec
26
A Merry Christmas Run 5K/10K/13.1 SAN FRANCISCO
Crissy Field (Course Map will be emailed), San Francisco, CA
Dec
31
New Year's Eve
17600 Lake Chabot Rd, Castro Valley, CA 94546
Dec
31
New Year's One Day
Hellyer County Park (Buena Vista Pavilion), 985 Hellyer Ave, San Jose, CA
Jan
1
New Year's Day
17600 Lake Chabot Rd, Castro Valley, CA 94546
Jan
2
8th Annual KIWANIS RESOLUTION 5K Run/Walk, and 10K Run/Walk
2955 N Shoreline Blvd., Mountain View, CA
Jan
2
Hacienda Hills Trail Run (Winter)
Almaden Quicksilver County Park, San Jose, CA
Jan
17
Crystal Springs Trail Run
Huddart Park (Werder Shelter), 1100 Kings Mountain Road, Woodside, CA
Jan
30
Coyote Hills
8000 Patterson Ranch Rd. Fremont, CA 94555
Feb
6
Golden Gate Trail Run
Rodeo Beach, 1033 Fort Cronkhite, Sausalito, CA
Feb
6
Mt. Umunhum Trail Conquest (Winter)
Almaden Quicksilver County Park, San Jose, CA
Feb
13
Bay Breeze
14001 Monarch Bay Drive, San Leandro, CA 94577
Feb
20
Beer City Half™ Santa Rosa
A Place to Play, Santa Rosa, CA
Feb
20
Montara Mountain Trail Run
San Pedro Valley Park, 600 Oddstad Boulevard, Pacifica, CA
Feb
20
Victory
1414 Harbour Way South, Richmond, CA 94804
Feb
27
Sanborn Trail Challenge
Sanborn County Park, Saratoga, CA 95070
Feb
28
Zoom Angel Island
Tiburon Ferry Dock, 21 Main St, Tiburon, CA
Mar
6
Race to the Top, Mt. Umunhum Vert Trail Challenge
Almaden Quicksilver County Park, San Jose, CA
Mar
7
Napa Valley Marathon and Half Marathon
納帕谷馬拉松與半程馬拉松
Napa Valley, CA
Mar
13
South Hills Single Track Trail Run
Calero County Park, San Jose, CA
Mar
13
Zoom San Francisco
East Beach (East Bluff picnic area), 1199 East Beach, San Francisco, CA
Mar
20
2027 Oakland Marathon
Henry J. Kaiser Center for the Arts, 10th Street, Oakland, CA
Mar
20
Redwood (Spring) Trail Run
Chabot Space & Science Center, 10000 Skyline Blvd., Oakland, CA
Apr
3
Santa Teresa King Richard Annual Trail Run
Santa Teresa County Park, San Jose, CA
Apr
4
UMS Music Fun Run
77 Miles Ave, BALZER Baseball field, Los Gatos, CA
Registration closes 2027-03-28
Apr
11
Morgan Hill AAUW Wildflower Run
1505 East Main Avenue, Morgan Hill, CA
Apr
17
Horseshoe Lake Trail Run
Skyline Ridge Open Space Preserve (Circle Parking Lot), 22000 Skyline Blvd, Los Gatos, CA
Apr
24
No Foolin' Foot Race
1000 Crestview Drive, San Carlos, CA
Apr
24
SPASM Lake Chabot Trail Run
Lake Chabot Regional Park - Marina, 17600 Lake Chabot Road, Castro Valley, CA