Ultras in California — 2026

There are 80 ultras in California scheduled for 2026. The next is the Pleasanton Rotary Halloween Spirit Run in Pleasanton on October 25. California ultras run primarily October through June.

Witches Wave - Halloween Run 5K, 10K, and Half Marathon by Califlow Runs

Sun, Oct 18 · Huntington Beach, CA Huntington Beach

5K - 3.10 Miles Run/Walk10K - 6.20 Miles Run/WalkHalf Marathon - 13.10 Miles Run/Walk +1

From $15 Open Closing Soon

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2026 Cal Tri LA - 10.18.26

Sun, Oct 18 · Playa Del Rey, CA Playa Del Rey

Olympic Swim (1640 yards)5K10K +11

From $23.86 Open

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MISSION INN FOUNDATION RUN

Sun, Oct 18 · Riverside, CA Riverside

Virtual 5K (Virtual Run/Walk)5K Walk5K Run +5

From $25 Open Closing Soon

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The Fresno Donut Run

Sun, Oct 18 · Fresno, CA Fresno

5k Run & WalkKids Donut Dash - 9 & Under

From $25 Open Closing Soon

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Pleasanton Rotary Halloween Spirit Run

Sun, Oct 25 · Pleasanton, CA Pleasanton

5K Run/Walk10K Run/WalkKids Challenge: 100 yard dash +1

From $19.8 Open Closing Soon

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Day of The Dead 5K & 10k

Sun, Oct 25 · Fair Oaks, CA Fair Oaks

Day Of The Dead 5kDay Of The Dead 10kCalaveritas Run

From $25 Open Closing Soon

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Trick or Trot 5K, 10K, and Half Marathon by Califlow Runs

Sun, Oct 25 · Long Beach, CA Long Beach

5K 3.10 Miles10K 6.20 MilesHalf Marathon 13.10 Miles +1

From $15 Open Closing Soon

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Finish The Ride and Finish The Run Santa Clarita

Sun, Oct 25 · Valencia, CA Valencia

1K Kids Run1K Puppy Run5K Run/Walk +5

From $10 Open Closing Soon

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Monster Mash Dash and Zombie Zoom

Sat, Oct 31 · Merced, CA Merced

Monster Dash (5K)Monster Dash (10K)Zoom Zoom (400 m)

From $20 Open Closing Soon

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The Long Beach Halloween Run 5K. 10K. Half Marathon by Califlow Runs

Sat, Oct 31 · Long Beach, CA Long Beach

5K 3.10 Miles10K 6.20 MilesHalf Marathon 13.10 Miles +1

From $18 Open Closing Soon

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Miles For Meals Virtual Triathlon and Virtual Marathon

Sun, Nov 1 · Sacramento, CA Sacramento

Virtual MarathonVirtual Half Triathlon (70.3)

From $90 Open

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2026 Optimism Cal Tri Newport Dunes - 11.1.26

Sun, Nov 1 · Newport Beach, CA Newport Beach

Olympic Swim (1640 yards)5K10K +10

From $23.86 Open Closing Soon

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

Sun, Nov 1 · Oakland, CA Oakland

Oakland Tech 1 Mile Fun Run/Walk FundraiserOakland Tech 5km Fundraiser Race

From $30 Open

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

Sat, Nov 7 · San Jose, CA San Jose

5K Run/Walk (Shirt + Medal Included)Kids Run (12yrs and under) + Special Prize

From $15 Open Closing Soon

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Huffin for the Stuffin- Turkey Trot 5K, 10K, & Half Marathon

Sat, Nov 14 · Long Beach, CA Long Beach

5K10KHalf Marathon +1

From $15 Open Closing Soon

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MVRRC 13th Annual Turkey Run 1M, 5K and 10K Walk/Race

Sat, Nov 21 · Perris, CA Perris

MVRRC 13th Annual Turkey Run 1M,MVRRC 13th Annual Turkey Run 5KMVRRC 13th Annual Turkey Run 10K +2

From $5 Open

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Womble Rumble

Sat, Nov 21 · Lodi, CA Lodi

Kids 1/2 Mile (8 and Under ONLY)Kids 1-Mile (12 and Under ONLY)Womble Rumble 5K +1

From $10 Open

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Furgiving Run: Turkey Trot 5K, 10K, Half Marathon by Califlow Runs

Sun, Nov 22 · Long Beach, CA Long Beach

1 Miler5K10K +3

From $0 Open

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Inland Valley Turkey Trot

Thu, Nov 26 · Menifee, CA Menifee

2 Mile Race5K Race10K Race +2

From $10 Open 18 spots left

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Plymouth Rock n Run

Thu, Nov 26 · Anaheim, CA Anaheim

5K Run/Walk10K Run/WalkKids Run (1K - 12 & Under) +2

From $5 Open 50 spots left

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Oakland Turkey Trot

Thu, Nov 26 · Oakland, CA Oakland

VIP Village & 5K presented by Abio PropertiesIndividual 5KKids Race (ages 2-7)

From $9 Closed 100 spots left

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Third Annual SCTC Turkey Trot

Thu, Nov 26 · Santa Clarita, CA Santa Clarita

1K Turkey Trot5K Turkey Trot

From $35 Open 50 spots left

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2026 Pacific Palisades Turkey Trot

Thu, Nov 26 · PACIFIC PALISADES, CA PACIFIC PALISADES

Pacific Palisades Turkey Trot 5KPacific Palisades Turkey Trot 10KKids Race Presented By St. Matthew's Parish School +2

From $0 Open Closing Soon

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MJC Turkey Trot 5k Run and Gobbler Walk

Thu, Nov 26 · Modesto, CA Modesto

1/2 Kid's Run/Walk AND 5k Run/Walk - (Only kids under the age of 13 can register)5k Run/WalkKids 1/2 Mile Run/Walk ONLY

From $30 Open

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Applied Materials Silicon Valley Turkey Trot

Thu, Nov 26 · San Jose, CA San Jose

Turkey Trot Virtual 5K AND Santa Run Virtual 5KLumentum International 5KCEO/Executive 5K Gold +23

From $0 Open Closing Soon

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Turkey Day Trot- 5K & Family 1-Miler

Thu, Nov 26 · Santa Monica, CA Santa Monica

1 Miler5KKids Dash

From $20 Open Closing Soon 60 spots left

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

Sat, Dec 5 · Alameda, CA Alameda

5K Run/Walk10K Run / Walk12 and Under 1/2 Mile Kids Run

From $20 Open 50 spots left

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San Joaquin River Trail 10k/25k/50k

Sat, Dec 5 · Friant, CA Friant

SJRT 25kSJRT 50kSJRT 10k

From $45 Open

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Jingle Bell Dash Kids Dash, 5K, 10K and Half Marathon & Santa Paws Doggie Run

Sun, Dec 6 · Huntington Beach, CA Huntington Beach

5K - 3.10 Miles10K - 6.20 MilesHalf Marathon - 13.10 Miles +2

From $20 Open

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California December Distance Night

Fri, Dec 11 · Los Angeles, CA Los Angeles

The MileThe Two MileThe 5k (21:00 or Faster) +1

From $20 Open 70 spots left

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Robin Ames Foundation 100 Mile Solo Run

Sat, Dec 12 · San Clemente, CA San Clemente

Robin Ames Foundation 100 Mile Solo Run

From $0 Open

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50th Annual Holiday Run and Walk for Health

Sat, Dec 12 · Antioch, CA Antioch

1 Mile3 Mile Run/WalkKids Dash with Santa

From $0 Open

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Beaumont Santa Dash

Sat, Dec 12 · Beaumont, CA Beaumont

Beaumont Santa Dash

From $10 Open

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Winter Runderland 5K, 10K, & Half Marathon. Kids Dash

Sun, Dec 13 · Long Beach, CA Long Beach

5K10KHalf Marathon +1

From $15 Open

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Santa Runs Palm Springs

Sat, Dec 19 · Palm Springs, CA Palm Springs

5KElf Dash

From $15 Open Closing Soon 50 spots left

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Feliz Navidad Run 5K 10K Half Marathon by Califlow Runs

Sat, Dec 19 · Long Beach, CA Long Beach

5K10KHalf Marathon +1

From $20 Open Closing Soon

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Santa’s Reindeer Run - 3rd Annual- 5K, 10K, and Half Marathon

Sun, Dec 20 · Huntington Beach, CA Huntington Beach

Reindeer Romp 1-Miler5K — Jingle Dash10K Holiday Hustle +2

From $7 Open

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New Year's One Day

Thu, Dec 31 · San Jose, CA San Jose

6 hour Solo6 hour Team12 hour Solo +4

From $90 Open

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Badwater 267 VR

Fri, Jan 1 · Death Valley, CA Death Valley

Badwater 267 VR - Running DivisonBadwater 267 VR - Multi-Sport Division (See website for details)

From $93 Open

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2027 CHALLENGE

Fri, Jan 1 · Any City - Any State, CA Any City - Any State

Run/Walk - SOLORun/Walk - TEAMAll Activity - SOLO +1

From $59 Open

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

Sat, Jan 2 · Mountain View, CA Mountain View

5K Run/Walk10K Run/Walk1K Run/Walk for Kids

From $15 Open

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Avalon Benefit 50 Mile/50K Run

Sat, Jan 9 · Avalon, CA Avalon

50 Mile Run50K RunCatalina Island TRIPLE CROWN Challenge

From $135 Open 39 spots left

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La Vida Sucia Animal Series: Raccoon Run 5K • 10K • Kids Run

Sat, Jan 30 · South El Monte, CA South El Monte

5K10KKids dash

From $15 Open 20 spots left

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Besties Run 5K. 10K. Half Marathon , & Kids Dash

Sun, Jan 31 · Long Beach, CA Long Beach

Kids 1 MilerRegister 2 Besties + & Save $7 Each (5K)5K +5

From $25 Open

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Concord 5000

Fri, Feb 12 · Concord, CA Concord

5000 meters

From $20 Open 100 spots left

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L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE

Sat, Feb 20 · Los Angeles, CA Los Angeles

Virtual Kiddie RunVirtual PAW'er Dog WalkCLASS Kiddie Run +27

From $11.32 Open

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Corona 5000

Sat, Feb 27 · Corona, CA Corona

Virtual Corona 5000 5KCorona 5000 5KCorona Kids 500 Meter (Ages 2-10) +2

From $20 Open 57 spots left

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10th Annual BRAVE Race 2027

Sun, Feb 28 · Aliso Viejo, CA Aliso Viejo

Virtual 5KVirtual 5K5K +8

From $0 Open

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Beer City Half™ San Diego

Sat, Mar 13 · San Diego, CA San Diego

Beer StrollBeat the Beast Beer Mile5k +6

From $0 Open 3 spots left

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La Habra Races ~ Family Fun Run

Sat, Mar 13 · La Habra, CA La Habra

1K Kiddy Run1K Kiddy Run5K +3

Closed

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