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.

Define Your Glow - New Year Reset 5K, 10K, Half Marathon by Califlow Runs

Sat, Jan 16 · Long Beach, CA Long Beach

5K10KHalf Marathon +1

From $45 Open

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MLK Jr. Freedom Run 5K/10K/13.1 LOS ANGELES

Sat, Jan 16 · 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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The Bagel Run – 5K, 10K, 10-Miler, Half Marathon

Sat, Jan 16 · Long Beach, CA Long Beach

5k10-Miler10K +1

From $24.5 Open

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MLK Jr. Freedom Run 5K/10K/13.1 SAN FRANCISCO

Sat, Jan 16 · San Francisco, CA San Francisco

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

From $30 Open

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MLK Jr. Freedom Run 5K/10K/13.1 SACRAMENTO

Sat, Jan 16 · Sacramento, CA Sacramento

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

From $30 Open

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MLK Jr. Freedom Run 5K/10K/13.1 SAN DIEGO

Sat, Jan 16 · San Diego, CA San Diego

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

From $30 Open

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Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO

Sat, Jan 16 · 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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Sunrise Marathon 5K/10K/13.1 SACRAMENTO

Sat, Jan 16 · Sacramento, CA Sacramento

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

From $30 Open

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Sunrise Marathon 5K/10K/13.1 LOS ANGELES

Sat, Jan 16 · 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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Resolution Run for Coffee 5K/10K/13.1 - Roseville

Fri, Jan 22 · Rocklin, CA Rocklin

Resolution 5K for CoffeeResolution 10K for CoffeeResolution 13.1 miles for Coffee

From $35 Open

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Polar Bear Run 5K, 10K, and Half Marathon by Califlow Runs

Sat, Jan 23 · Long Beach, CA Long Beach

5K10KHalf Marathon

From $38.99 Open

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Rotary Mission Ten - Half Marathon, 10 Mile and 5K

Sat, Jan 30 · San Juan Bautista, CA San Juan Bautista

Kid's 1 Mile Fun Run5K10 Mile +1

From $20 Open

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Run for Donut SACRAMENTO

Sat, Jan 30 · Sacramento, CA Sacramento

Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Run for Donut SAN FRANCISCO

Sat, Jan 30 · San Francisco, CA San Francisco

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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Run for Donut LOS ANGELES

Sat, Jan 30 · Los Angeles, CA Los Angeles

Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Coffee Lover Run SACRAMENTO

Sat, Jan 30 · Sacramento, CA Sacramento

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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Coffee Lover Run SAN DIEGO

Sat, Jan 30 · 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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Coffee Lover Run SAN FRANCISCO

Sat, Jan 30 · 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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Run for Donut SAN DIEGO

Sat, Jan 30 · San Diego, CA San Diego

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

From $30 Open

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Coyote Hills

Sat, Jan 30 · Fremont, CA Fremont

5K10KHALF MARATHON +2

From $45 Open

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Coffee Lover Run LOS ANGELES

Sat, Jan 30 · 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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Clueless & Breathless 5K, 10K & Half

Sat, Feb 6 · Canoga Park, CA Canoga Park

Clueless & Breathless 5KTotally Buggin’ 10KThe Alaïa Half Marathon +1

From $34.99 Open

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Turner's Tuff Ten

Sat, Feb 6 · Jamestown, CA Jamestown

Turner's Tuff Ten 10kTurner's Tuff Ten Full

From $25 Closed

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Griffith Park Run

Sat, Feb 6 · Los Angeles, CA Los Angeles

5K Run/Walk1/2 MarathonTop Dog Division (No shirt included)

From $55 Open

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Run Your Heart Out – 5K, 10K, 10-Miler, Half Marathon

Sat, Feb 6 · Long Beach, CA Long Beach

5k10-Miler10K +1

From $24.5 Open

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Heart and Sole Valentine's Run 5K, 10K, and Half Marathon by Califlow Runs

Sun, Feb 7 · Long Beach, CA Long Beach

5K10KHalf Marathon

From $25 Open

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Valentine's Day Run 5K/10K/13.1 LOS ANGELES

Sat, Feb 13 · 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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Run for Chocolate 5K/10K/13.1 SAN DIEGO

Sat, Feb 13 · 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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Run for Chocolate 5K/10K/13.1 LOS ANGELES

Sat, Feb 13 · 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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The HEART RUN Half Marathon & 5K/10K

Sat, Feb 13 · Huntington Beach, CA Huntington Beach

The HEART RUN 5KThe HEART RUN Half Marathon 13.1 milesKid's DASH :200 yard TOT TROT /600 yards Kid's 4 to 11 +1

From $28 Open

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Valentine's Day Run 5K/10K/13.1 SAN FRANCISCO

Sat, Feb 13 · 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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Run for Chocolate 5K/10K/13.1 SAN FRANCISCO

Sat, Feb 13 · 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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Valentine's Day Run 5K/10K/13.1 SAN DIEGO

Sat, Feb 13 · San Diego, CA San Diego

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

From $30 Open

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Valentine's Day Run 5K/10K/13.1 SACRAMENTO

Sat, Feb 13 · Sacramento, CA Sacramento

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

From $30 Open

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Run for Chocolate 5K/10K/13.1 SACRAMENTO

Sat, Feb 13 · 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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Palm Desert 1/2 Marathon & 5K

Sun, Feb 14 · Palm Desert, CA Palm Desert

1K Kid's RunVirtual 5K5K +3

From $16 Open

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The Love Run – 5K, 10K, 10-Miler, Half Marathon

Sun, Feb 14 · Long Beach, CA Long Beach

5k10K10 Miler +1

From $24.5 Open

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The Long Beach Sweetheart's Run - Valentine's 5K, 10K, & Half Marathon by Califlow Runs

Sun, Feb 14 · Long Beach, CA Long Beach

5K10KHalf Marathon

From $25 Open

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Beer City Half™ Santa Rosa

Sat, Feb 20 · Santa Rosa, CA Santa Rosa

Beat the Beast Beer MileThe Beer StrollThe Beer Stroll +9

From $15 Open

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Bakersfield Coffee Run

Sat, Feb 20 · Bakersfield, CA Bakersfield

1 Mile Run/Walk (non-timed)1 Mile Run/Walk (non-timed)5k Run/Walk +6

From $35 Open

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Coastal Love Chase – 5K, 10K, 10-Miler, Half Marathon

Sun, Feb 21 · Long Beach, CA Long Beach

5k5k10K +5

From $24.5 Open

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Run Together Against Breast Cancer SACRAMENTO

Sat, Feb 27 · 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 SAN DIEGO

Sat, Feb 27 · 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 Together Against Breast Cancer SAN DIEGO

Sat, Feb 27 · 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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Run Together Against Breast Cancer SAN FRANCISCO

Sat, Feb 27 · 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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Run For Mental Health LOS ANGELES

Sat, Feb 27 · Los Angeles, CA Los Angeles

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

From $30 Open

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Run Together Against Breast Cancer LOS ANGELES

Sat, Feb 27 · 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 →

Run For Mental Health SAN FRANCISCO

Sat, Feb 27 · San Francisco, CA San Francisco

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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Run For Mental Health SACRAMENTO

Sat, Feb 27 · 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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Navy Ten-Miler

Sun, Feb 28 · Chula Vista, CA Chula Vista

NTM Youth RunNTM Youth RunNTM 5K +8

From $20 Open

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