Half Marathons in California — 2026

There are 222 half marathons in California scheduled for 2026. The next is the Pirates Plunder – 5K, 10K, 10-miler, and Half Marathon in Long Beach on September 6. California half marathons run primarily September 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

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

Sat, Oct 24 · Malibu, CA Malibu

Virtual 5KCharity 5K5K +11

From $0 Open

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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 $42 Open

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

Sat, Oct 24 · Bakersfield, CA Bakersfield

2 MILE SPEED WALK5K RUN/WALKHALF MARATHON +1

From $25 Open

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Spooky Shuffle – 5k, 10k, Half Marathon

Sun, Oct 25 · Van Nuys, CA Van Nuys

5k10KHalf Marathon

From $29.5 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/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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

Sat, Oct 31 · Long Beach, CA Long Beach

5K10KHalf Marathon

From $38.99 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/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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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

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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 SAN FRANCISCO

Sat, Oct 31 · 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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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

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

Sat, Oct 31 · Sacramento, CA Sacramento

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

From $30 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 Closed

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DINO DASH

Sun, Nov 1 · Tustin, CA Tustin

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

From $0 Open

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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

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Beer City Half™ OC

Sat, Nov 7 · Santa Ana, CA Santa Ana

Beat the Beast Beer MileBeer Stroll5k +3

From $25 Open

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RunThrough San Francisco at Crissy Field 5k, 100k & Half Marathon

Sat, Nov 7 · San Francisco, CA San Francisco

5k10kHalf Marathon

From $43.05 Open

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Temecula Half Marathon, 10K, 5K

Sun, Nov 8 · Temecula, CA Temecula

5K Run/Walk10KHalf Marathon +1

From $30 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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2026 Silver Strand Veterans Day Half Marathon, 10 Miler, 12K & 5K - San Diego

Sun, Nov 8 · Coronado, CA Coronado

5K - Duo Racer (Challenged Only)5K Run/Walk10 Mile - Enlisted /Veterans Military, Police and Fire, First Responders +8

From $21 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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Thrive San Diego Half Marathon & 5K

Sat, Nov 14 · San Diego, CA San Diego

Charity 5K - $250 fundraising commitmentVirtual 5K5K +4

From $0 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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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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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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Veterans Day Freedom Run 5K/10K/13.1 LOS ANGELES

Sat, Nov 14 · Los Angeles, CA Los Angeles

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 LOS ANGELES

Sat, Nov 14 · Los Angeles, CA Los Angeles

Family 1 Mile Fun RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +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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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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Veterans Day Freedom Run 5K/10K/13.1 SAN FRANCISCO

Sat, Nov 14 · San Francisco, CA San Francisco

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

From $30 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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Run for Mental Health 5K/10K/13.1 SACRAMENTO

Sat, Nov 14 · Sacramento, CA Sacramento

Family 1 Mile Fun RunVirtual Run 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

5kSprint Triathlon: Collegiate WomenSprint Triathlon: Relay +2

From $30 Closed

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Davis Turkey Trot

Sat, Nov 21 · Davis, CA Davis

2 Mile5K10K +6

From $0 Closed

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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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LA Classic Turkey Trot

Sun, Nov 22 · Los Angeles, CA Los Angeles

5K5 Miler15K

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 $39 Open

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Coffee Lovers Run 5K/10K/13.1 SACRAMENTO

Sat, Nov 28 · Sacramento, CA Sacramento

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

From $30 Open

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Thanksgiving Gobble Trot Run 5K/10K/13.1 SACRAMENTO

Sat, Nov 28 · Sacramento, CA Sacramento

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

From $30 Open

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Quarry Turkey

Sat, Nov 28 · Fremont, CA Fremont

5K10KHalf Marathon +1

From $50 Open

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

Sat, Nov 28 · San Diego, CA San Diego

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

From $30 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 LOS ANGELES

Sat, Nov 28 · Los Angeles, CA Los Angeles

Family 1 Mile Fun Run5K/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 DIEGO

Sat, Nov 28 · San Diego, CA San Diego

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

From $30 Open

Register →