Half Marathons in California — 2026

There are 247 half marathons in California scheduled for 2026. The next is the Oakland Hills Trail Run in Oakland on October 24. California half marathons run primarily October through August.

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

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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

Charity 5K5KVirtual 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 Closing Soon

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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 RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open Closing Soon

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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 Closing Soon

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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 Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open Closing Soon

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

Sat, Oct 31 · Sacramento, CA Sacramento

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +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 Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open Closing Soon

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

From $30 Open Closing Soon

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

From $30 Open Closing Soon

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

Sun, Nov 1 · Long Beach, CA Long Beach

5k10K10 Miler +1

From $24.5 Open Closing Soon

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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 Miler - Untimed Walk/Run5K 3.10 Miles Run/Walk10K - 6.20 Miles Run/Walk +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 Closing Soon

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DINO DASH

Sun, Nov 1 · Tustin, CA Tustin

2K Fun Run/Walk5K Middle School5K Run/Walk +3

From $0 Open Closing Soon

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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 $50 Open

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

Sun, Nov 8 · Long Beach, CA Long Beach

5k10K10 Miler +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 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +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

Charity 5K - $250 fundraising commitment5KVirtual 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 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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

Sat, Nov 14 · Los Angeles, CA Los Angeles

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

From $30 Open

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Run for Mental Health 5K/10K/13.1 LOS ANGELES

Sat, Nov 14 · Los Angeles, CA Los Angeles

Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Run for Mental Health 5K/10K/13.1 SAN FRANCISCO

Sat, Nov 14 · 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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Merced Half Marathon

Sat, Nov 14 · Merced, CA Merced

Merced Half Marathon

From $75 Open

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Run for Mental Health 5K/10K/13.1 SAN DIEGO

Sat, Nov 14 · San Diego, CA San Diego

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

From $30 Open

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Kendra's Race Triathlon and 5k

Sun, Nov 15 · Goleta, CA Goleta

5k Fun RunSprint Triathlon: Collegiate WomenSprint Triathlon: Open +2

From $30 Open

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Harvest Hustle – 5K, 10K, Half Marathon

Sat, Nov 21 · Lake View Terrace, CA Lake View Terrace

5k10KHalf Marathon

From $29.5 Open

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Davis Turkey Trot

Sat, Nov 21 · Davis, CA Davis

2 Mile5K10K +6

From $0 Open Closing Soon

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LA Classic Turkey Trot

Sun, Nov 22 · Los Angeles, CA Los Angeles

5 Miler5K15K

From $30 Open

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The Giving Turkey Trot - 5K, 10K & Half Marathon

Thu, Nov 26 · Any City - Any State, CA Any City - Any State

Virtual 5KVirtual 10KVirtual Half Marathon

From $44 Open

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Mash + Dash – 5K, 10K, 10-Miler, Half Marathon

Sat, Nov 28 · Long Beach, CA Long Beach

5k10K10-Miler +1

From $24.5 Open

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Coffee Lovers Run 5K/10K/13.1 SACRAMENTO

Sat, Nov 28 · Sacramento, CA Sacramento

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

From $30 Open

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Thanksgiving Gobble Trot Run 5K/10K/13.1 LOS ANGELES

Sat, Nov 28 · Los Angeles, CA Los Angeles

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

From $30 Open

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

Sat, Nov 28 · San Mateo, CA San Mateo

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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

Sat, Nov 28 · Los Angeles, CA Los Angeles

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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Thanksgiving Gobble Trot Run 5K/10K/13.1 SAN FRANCISCO

Sat, Nov 28 · San Mateo, CA San Mateo

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

From $30 Open

Register →