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.

Beer City Half™ San Diego

Sat, Mar 13 · San Diego, CA San Diego

Beat the Beast Beer MileBeer Stroll5k +6

From $0 Open 3 spots left

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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

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Finish The Ride and Finish The Run Griffith Park

Sat, Mar 20 · Los Angeles, CA Los Angeles

1K Puppy Run1K Kids Run1K Kids and Puppy Run +22

From $10 Open

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Fort Bragg Whale Run and Walk

Sat, Mar 20 · Fort Bragg, CA Fort Bragg

5K Fun Walk5K Run5K Run +7

From $10 Closed

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Bakersfield Marathon

Sat, Apr 3 · Bakersfield, CA Bakersfield

Valley Strong Credit Union Kids 1KKids 1K6K +11

From $10 Open

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Solvang Double Century

Sat, Apr 3 · Buellton, CA Buellton

200M200M

From $0 Closed

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4th Annual Porterville 5K/10K Trail Run

Sat, Apr 10 · Porterville, CA Porterville

Virtual 5K/10K5K Run/Walk5K Run/Walk +5

From $10 Open

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Run4Kids Ultra Running Party

Fri, Apr 16 · Corona, CA Corona

MarathonMarathon50 Mile +13

From $59 Open

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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

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Silver Moon Race: Kings River

Sat, Apr 17 · Reedley, CA Reedley

12K12K20K +9

From $70 Open

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2027 Granfondo San Diego

Sun, Apr 18 · San Diego, CA San Diego

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

From $59 Open

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Ride 4A Reason 2026

Sat, Apr 24 · Oakland, CA Oakland

45 Mile Ride45 Mile Ride68 Mile Ride +5

From $50 Open

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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

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Badwater 267 VR Elite

Sat, Apr 24 · Death Valley, CA Death Valley

Badwater 267 VR EliteBadwater 267 VR Elite

From $135 Open

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Orange County Multisport Festival

Sun, Apr 25 · Mission Viejo, CA Mission Viejo

5K5KOlympic Aquabike +20

From $45 Open

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SoCal's Cinco De Miles 5K and 5 MILE

Sat, May 1 · Huntington Beach, CA Huntington Beach

Cinco de MileCinco de Mile5K Run/Walk +5

From $28 Open

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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

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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

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Sasquatch Trail Run

Sat, May 8 · Woodlake, CA Woodlake

5k Virtual Race5k Virtual RaceCompetitive 5k Run +5

From $15 Open

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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

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Wrigley River Run & Tadpole Trot

Sat, Jun 5 · Long Beach, CA Long Beach

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

From $5 Open 30 spots left

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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

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

Sun, Jun 6 · Long Beach, CA Long Beach

1 Miler1 Miler5K +7

From $15 Open

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Run the Robie (100 Mile relay )

Thu, Jun 24 · Auburn, CA Auburn

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

From $0 Open

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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 Open

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The Great American Race

Sun, Jul 4 · Visalia, CA Visalia

5K RunVirtual5K Run +5

From $25 Open

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Tri Santa Cruz

Sun, Aug 8 · Santa Cruz, CA Santa Cruz

750M Swim750M Swim1.5k Swim +37

From $70 Open Closing Soon

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Heroes 4 Hearing 5K

Sun, Aug 15 · Long Beach, CA Long Beach

Virtual 5KVirtual 5K5k +3

From $10 Open

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Long Beach Labor Day Run - Labor of Love 5K, 10K, Kids Dash

Mon, Sep 6 · Long Beach, CA Long Beach

1 Miler5K5K +7

From $15 Open

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Mile Madness Endurance Run

Fri, Sep 24 · Auburn, CA Auburn

3 Hour Run3 Hour Run/Walk24 Hour Run/Walk +13

From $75 Open

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Hill Valley 88 Miler ™

Mon, Oct 4 · Hill Valley, CA Hill Valley

The 0.25 MileThe 0.25 MileThe 1/2 Mile +13

From $15 Open

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Scarecrow 2.0

Sat, Oct 9 · Exeter, CA Exeter

Kids Dash 6-10Kids Dash 6-10Scare Crew Stroll +7

From $15 Open

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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

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Pre Reg 2028 Wrigley River Run & Tadpole Trot

Sun, Jun 4 · Long Beach, CA Long Beach

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

From $5 Closed 30 spots left

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