Half Marathons in California — 2026

There are 246 half marathons in California scheduled for 2026. The next is the Bizz Johnson in Susanville on October 11. California half marathons run primarily October through August.

Coffee Lovers Run 5K/10K/13.1 SAN FRANCISCO

Sat, Oct 10 · San Mateo, CA San Mateo

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Closed

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Cookie Run 5K/10K/13.1 SAN FRANCISCO

Sat, Oct 10 · San Mateo, CA San Mateo

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Closed

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Coffee Lovers Run 5K/10K/13.1 SACRAMENTO

Sat, Oct 10 · Sacramento, CA Sacramento

Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Closed

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Cookie Run 5K/10K/13.1 SACRAMENTO

Sat, Oct 10 · Sacramento, CA Sacramento

Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Closed

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Cookie Run 5K/10K/13.1 LOS ANGELES

Sat, Oct 10 · Los Angeles, CA Los Angeles

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Closed

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Coffee Lovers Run 5K/10K/13.1 LOS ANGELES

Sat, Oct 10 · Los Angeles, CA Los Angeles

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Closed

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Tour de Luke Charity Ride

Sat, Oct 10 · Lancaster, CA Lancaster

VIP RiderPedal & PourPedal Only

From $10 Open Closing Soon

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Reservoir Dogs

Sat, Oct 10 · El Sobrante, CA El Sobrante

5K10KHalf Marathon +1

Closed

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Cookie Run 5K/10K/13.1 SAN DIEGO

Sat, Oct 10 · San Diego, CA San Diego

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Closed

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Coffee Lovers Run 5K/10K/13.1 SAN DIEGO

Sat, Oct 10 · San Diego, CA San Diego

Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Closed

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Bizz Johnson

Sun, Oct 11 · Susanville, CA Susanville

Express 10KExpress Half Marathon50K +1

From $55 Open 50 spots left

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Champion Mine Trail Race

Sun, Oct 11 · Nevada City, CA Nevada City

Champion Mine 5K Run/WalkChampion Mine 10K Race/WalkChampion Mine Trail Race Half Marathon

From $35 Open Closing Soon

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Fredrick Michael Gibson 5K/10K & Half Marathon Walk/Run for Depression Awareness

Sun, Oct 11 · Simi Valley, CA Simi Valley

Kids Fun Run5K Walk & Strollers5K Run +3

Closed

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Night of the Living Runners – 5K, 10K, 10-Miler, Half Marathon

Sat, Oct 17 · Long Beach, CA Long Beach

5k10 Miler10K +1

From $24.5 Open Closing Soon

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Back to the Future: 88 MPH Dash 5K, 10K & Half

Sat, Oct 17 · Canoga Park, CA Canoga Park

88 MPH Sprint 5KEnchantment Under the Run 5K NIGHT RUNTwin Pines 10K +3

From $34.99 Open Closing Soon

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2026 - City to the Sea Half Marathon & 5K

Sun, Oct 18 · San Luis Obispo, CA San Luis Obispo

City to the Sea 5KCity to the Sea Half Marathon

From $40 Open Closing Soon

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Lake Hodges Trail Duathlon

Sun, Oct 18 · San Diego, CA San Diego

Trail Duathlon- Run | Bike | Run

From $95 Open Closing Soon

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Oakland Hills Trail Run

Sat, Oct 24 · Oakland, CA Oakland

10KHalf Marathon35K

Closed

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The Praise Run 2026

Sat, Oct 24 · Victorville, CA Victorville

1 Mile Kids Fun Run1 Mile Kids Fun Run5K +5

From $39 Open Closing Soon

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Malibu Moves: Half Marathon, 10K, 5K, 1-Mi & 1K

Sat, Oct 24 · Malibu, CA Malibu

5KVirtual 5KCharity 5K +12

From $0 Open Closing Soon

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RunThrough USA Long Beach 5k,10k & Half Marathon Race

Sat, Oct 24 · Long Beach, CA Long Beach

5K (3.1 miles)10K (6.2 Miles)Half Marathon (13.1 Miles)

From $43.4 Open Closing Soon

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Spooky Shuffle – 5k, 10k, Half Marathon

Sun, Oct 25 · Van Nuys, CA Van Nuys

5k10KHalf Marathon

From $29.5 Open Closing Soon

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DIA DE LOS MUERTOS HALF MARATHON & 5K RUN/WALK (BAKERSFIELD)

Fri, Oct 30 · Bakersfield, CA Bakersfield

2 MILE SPEED WALK5K RUN/WALKHALF MARATHON +1

From $0 Open

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Halloween Trick or Trot Run 5K/10K/13.1 LOS ANGELES

Sat, Oct 31 · Los Angeles, CA Los Angeles

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration +3

From $30 Open

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PB&J Fuel Run 5K/10K/13.1 LOS ANGELES

Sat, Oct 31 · Los Angeles, CA Los Angeles

Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1) +3

From $30 Open

Register →

PB&J Fuel Run 5K/10K/13.1 SAN FRANCISCO

Sat, Oct 31 · San Francisco, CA San Francisco

Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Halloween Trick or Trot Run 5K/10K/13.1 SAN FRANCISCO

Sat, Oct 31 · San Francisco, CA San Francisco

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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PB&J Fuel Run 5K/10K/13.1 SACRAMENTO

Sat, Oct 31 · Sacramento, CA Sacramento

Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Closed

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Halloween Trick or Trot Run 5K/10K/13.1 SACRAMENTO

Sat, Oct 31 · Sacramento, CA Sacramento

Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Closed

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Halloween Trick or Trot Run 5K/10K/13.1 SAN DIEGO

Sat, Oct 31 · San Diego, CA San Diego

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration +3

From $30 Open

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PB&J Fuel Run 5K/10K/13.1 SAN DIEGO

Sat, Oct 31 · San Diego, CA San Diego

Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Halloween Leftovers – 5K, 10K, 10-Miler, Half Marathon

Sun, Nov 1 · Long Beach, CA Long Beach

5k10 Miler10K +1

From $24.5 Open

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Día de Muertos - Viva la Vida - 5K, 10K, and Half Marathon by Califlow Runs

Sun, Nov 1 · Long beach, CA Long beach

1 Miler5K10K +1

From $25 Open

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Clarksburg Country Run

Sun, Nov 1 · Clarksburg, CA Clarksburg

Kids Fun Run - 1/2 Mile (Ages 12 and Under)Kids Fun Run - 1 Mile (Ages 12 and Under)5K +3

From $12.75 Open

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DINO DASH

Sun, Nov 1 · Tustin, CA Tustin

2K Fun Run/Walk5K Run/Walk5K Middle School +3

From $0 Open

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Beer City Half™ OC

Sat, Nov 7 · Santa Ana, CA Santa Ana

Beer StrollBeat the Beast Beer Mile5k +3

From $25 Open Closing Soon

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RunThrough San Francisco at Crissy Field 5k, 10k & Half Marathon

Sat, Nov 7 · San Francisco, CA San Francisco

5k10kHalf Marathon

From $43.63 Open

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Donut Runners Rejoice – 5K, 10K, 10-Miler, Half Marathon

Sun, Nov 8 · Long Beach, CA Long Beach

5k10 Miler10K +1

From $24.5 Open

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Silver Strand Veterans Day Half Marathon, 10 Miler, 12K & 5K - San Diego

Sun, Nov 8 · Coronado, CA Coronado

5K Run/Walk5K - Duo Racer (Challenged Only)10 Mile - Duo Racer (Challenged Only) +8

From $21 Open Closing Soon

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Temecula Half Marathon, 10K, 5K

Sun, Nov 8 · Temecula, CA Temecula

5K Run/Walk10KHalf Marathon +2

From $30 Open

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RUN Colusa

Sun, Nov 8 · Colusa, CA Colusa

5k10k1/2 Marathon

From $25 Open

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Friday the 13th Night Race -Deranged Turkey Trot: 5K. 10K. Half Marathon by Califlow Runs

Fri, Nov 13 · Long Beach, CA Long Beach

5K: The Gobble Dash10K: The Stuffing SprintHalf Marathon

From $38.99 Open

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The Stuffing Shuffle – 5K, 10K, Half Marathon

Sat, Nov 14 · Fountain Valley, CA Fountain Valley

5k10KHalf Marathon

From $29.5 Open

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Veterans Day Freedom Run 5K/10K/13.1 SAN DIEGO

Sat, Nov 14 · San Diego, CA San Diego

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Move4Life's Half-Marathon

Sat, Nov 14 · Sacramento, CA Sacramento

2-Mile Walk5K Run10K Run +1

From $35 Open

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Thrive San Diego Half Marathon & 5K

Sat, Nov 14 · San Diego, CA San Diego

5KCharity 5K - $250 fundraising commitmentVirtual 5K +4

From $0 Open Closing Soon

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Veterans Day Freedom Run 5K/10K/13.1 SAN FRANCISCO

Sat, Nov 14 · San Francisco, CA San Francisco

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

Register →

Veterans Day Freedom Run 5K/10K/13.1 LOS ANGELES

Sat, Nov 14 · Los Angeles, CA Los Angeles

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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Veterans Day Freedom Run 5K/10K/13.1 SACRAMENTO

Sat, Nov 14 · Sacramento, CA Sacramento

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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Run for Mental Health 5K/10K/13.1 SACRAMENTO

Sat, Nov 14 · Sacramento, CA Sacramento

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

Register →