Ultras in California — 2026

There are 84 ultras in California scheduled for 2026. The next is the FIESTA HALF MARATHON, 10K & MILE RUN - FRESNO in Fresno on September 6. California ultras run primarily September through June.

New Year's One Day

Thu, Dec 31 · San Jose, CA San Jose

6 hour Solo6 hour Team12 hour Solo +4

From $90 Open

Register →

2027 CHALLENGE

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

All Activity - SOLORun/Walk - TEAMRun/Walk - SOLO +1

From $59 Open

Register →

Badwater 267 VR

Fri, Jan 1 · Death Valley, CA Death Valley

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

From $93 Open

Register →

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

Register →

Avalon Benefit 50 Mile/50K Run

Sat, Jan 9 · Avalon, CA Avalon

50K Run50 Mile RunCatalina Island TRIPLE CROWN Challenge

From $135 Open 40 spots left

Register →

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 Closed

Register →

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

Register →

Concord 5000

Fri, Feb 12 · Concord, CA Concord

5000 meters

From $40 Open 100 spots left

Register →

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

Sat, Feb 20 · Los Angeles, CA Los Angeles

PAW'er Dog WalkVirtual Kiddie RunPAW'er Dog Walk +27

From $11.32 Closed

Register →

10th Annual BRAVE Race 2027

Sun, Feb 28 · Aliso Viejo, CA Aliso Viejo

Virtual 5KVirtual 5K5K +8

From $0 Open

Register →

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

Register →

Bayshore 70.4 and Sprint Triathlon

Sat, Mar 13 · Long Beach, CA Long Beach

Bayshore SprintBayshore SprintBayshore Sprint Relay +5

From $175 Open

Register →

The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon by Califlow Runs

Sun, Mar 14 · Long Beach, CA Long Beach

1 Miler1 Miler5K +7

From $10 Open

Register →

Fort Bragg Whale Run and Walk

Sat, Mar 20 · Fort Bragg, CA Fort Bragg

5K Fun Walk5K Fun Walk5K Run +7

From $10 Closed

Register →

Finish The Ride and Finish The Run Griffith Park

Sat, Mar 20 · Los Angeles, CA Los Angeles

1K Kids and Puppy Run1K Kids and Puppy Run5K Run/Walk +21

From $10 Open

Register →

Solvang Double Century

Sat, Apr 3 · Buellton, CA Buellton

200M200M

From $0 Closed

Register →

Bakersfield Marathon

Sat, Apr 3 · Bakersfield, CA Bakersfield

Kids 1KKids 1K6K +11

From $10 Open Closing Soon

Register →

4th Annual Porterville 5K/10K Trail Run

Sat, Apr 10 · Porterville, CA Porterville

Virtual 5K/10KVirtual 5K/10K5K Run/Walk +5

From $10 Open

Register →

Silver Moon Race: Kings River

Sat, Apr 17 · Reedley, CA Reedley

12K12K20K +9

From $70 Open Closing Soon

Register →

Run for the Planet -An Earth Day Run by CaliFlow Runs - 5K, 10K, Half Marathon

Sat, Apr 17 · Long beach, CA Long beach

Eco 1 MilerEco 1 MilerGo Green 5K +8

From $18 Open

Register →

2027 Granfondo San Diego

Sun, Apr 18 · San Diego, CA San Diego

PiccoloFondo with Jersey - 35 Mile RidePiccoloFondo - 35 Mile RidePiccoloFondo - 35 Mile Ride +11

From $59 Open

Register →

Badwater 267 VR Elite

Sat, Apr 24 · Death Valley, CA Death Valley

Badwater 267 VR EliteBadwater 267 VR Elite

From $135 Open

Register →

Running Is For The Birds - 5K, 10K, Kids Run & Walk - Earth Day Celebration

Sat, Apr 24 · Huntington Beach, CA Huntington Beach

Plover Dash (5k)5K PloggingPlover Dash (5k) +7

From $20 Open

Register →

Orange County Multisport Festival

Sun, Apr 25 · Mission Viejo, CA Mission Viejo

5K5KOlympic Aquabike +20

From $45 Open

Register →

May the 4th be with You- The Empire Strides Back 5K, 10K, & Half Marathon by Califlow Runs

Sun, May 2 · Long Beach, CA Long Beach

1 Miler1 Miler5K +7

From $18 Open

Register →

2027 Cal Tri Ventura - 5.2.27

Sun, May 2 · Ventura, CA Ventura

Olympic Swim (1640 yards)Olympic Swim (1640 yards)5K +23

From $23.86 Open

Register →

Long Beach Mother's Day Bloom & Zoom 5K, 10K, Half Marathon by Califlow Runs

Sun, May 9 · Long Beach, CA Long Beach

1 Miler1 MilerRegister 2+ & Save $7 Each (5K) +13

From $15 Open

Register →

2027 Giro di San Diego

Sat, Jun 5 · Escondido, CA Escondido

Piccolo Fondo -20 MilesPiccolo Fondo -20 Miles with JerseyMedioFondo (32 Miles) with Jersey +6

From $57 Open

Register →

Wrigley River Run & Tadpole Trot

Sat, Jun 5 · Long Beach, CA Long Beach

Tadpole Trot 1KTadpole Trot 1K5K Stroller Run/Walk +14

From $5 Open 30 spots left

Register →

SuperHero - Runbelievable - 5K. 10K. Half Marathon by Califlow Runs

Sun, Jun 6 · Long Beach, CA Long Beach

1 Miler1 Miler5K +7

From $15 Open

Register →

Run the Robie (100 Mile relay )

Thu, Jun 24 · Auburn, CA Auburn

100 Mile Relay .... Run Fast… or Pretend Like You Are.Run The Robie 100100 Mile challenge ..... +1

From $0 Open

Register →

2027 Cal Tri La Crema - 6.27.27

Sat, Jun 26 · Guerneville, CA Guerneville

Olympic Swim (1640 yards)Olympic Swim (1640 yards)10K +14

From $23.86 Closed

Register →

Pre-Registration 2027 Plymouth Rock n Run

Thu, Nov 25 · Anaheim, CA Anaheim

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

From $10 Closed 75 spots left

Register →

Pre Reg 2028 Wrigley River Run & Tadpole Trot

Sun, Jun 4 · Long Beach, CA Long Beach

Tadpole Trot 1K5K Stroller Run/Walk5K Run/Walk +4

From $5 Closed 30 spots left

Register →