Half Marathons in California 2026 | Upcoming Races & Dates

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.

Night of the Running Dead 5K, 10K, 1 Miler, Half Marathon SummerWeen Series by Califlow Runs

Sat, Aug 28 · Long Beach, CA Long Beach

1 Miler1 Miler5K +5

From $25 Open

GOOD COMPANY 14K

Sun, Aug 29 · Valencia, CA Valencia

GOOD COMPANY 14K

From $84.95 Closed

Torrance Memorial Medical Center, BRA Run, Los Angeles

Sun, Aug 29 · Playa Del Rey, CA Playa Del Rey

Kids 1KKids 1K5K +13

From $12.5 Open 14 spots left

Barbara Schmidt Millar Women's Triathlon & 5K: Celebrating Life, Empowering Women

Sun, Aug 29 · Nevada City, CA Nevada City

Barbara Schmidt Millar Women's 5k Run/WalkBarbara Schmidt Millar Women's 5k Run/WalkBarbara Schmidt Millar Women's Triathlon Celebrating Life, Empowering Women +3

From $40 Closed

Beer City Half™ Bishop Ranch

Sat, Sep 11 · San Ramon, CA San Ramon

Beat The Beast Beer MileBeer StrollBeat The Beast Beer Mile +11

From $25 Open

Pre Reg 2028 Torrance Memorial Medical Center, BRA Run, Los Angeles

Mon, Aug 28 · Playa Del Rey, CA Playa Del Rey

Kids 1KVirtual 5K5K +5

From $12.5 Closed 20 spots left

Half Marathons in California — 2026

Night of the Running Dead 5K, 10K, 1 Miler, Half Marathon SummerWeen Series by Califlow Runs

GOOD COMPANY 14K

Torrance Memorial Medical Center, BRA Run, Los Angeles

Barbara Schmidt Millar Women's Triathlon & 5K: Celebrating Life, Empowering Women

Beer City Half™ Bishop Ranch

Pre Reg 2028 Torrance Memorial Medical Center, BRA Run, Los Angeles

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