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Half Marathon Races in California (Page 5)

Browse 112+ upcoming half marathon races in California.

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Harvest Hustle – 5K, 10K, Half Marathon

Nov 21, 2026
Lake View Terrace, CA
13.1M10K5K
72°
48°
5%

Friendsgiving: Turkey Trot 5K, 10K, Half Marathon by Califlow Runs

Nov 22, 2026
Long Beach, CA
13.1M6.2M3.1M1M
72°
51°
5%

LA Turkey Trail

Nov 26, 2026
Los Angeles, CA
1/2 Marathon10K
71°
51°
6%

Zoom Turkey Trot

Nov 26, 2026
San Jose, CA
13.1M10K5K2M
63°
44°
7%

The Leftovers Run

Nov 29, 2026
Pasadena, CA
13.1M4.1M
71°
47°
8%

Island View - Endurance Run

Dec 5, 2026
Goleta, CA
100M62.1M31.1M15.5M7.5M
65°
41°
8%

Four Corners Quad Keyah

Dec 5, 2026
Sonoma, CA
26.2M13.1M5K2M
59°
39°
15%

ZombieRunner Quarry Lakes

Dec 5, 2026
Fremont, CA
13.1M10K5K2M
59°
43°
9%

Merry Miles- 5K, 10K, and Half Marathon by Califlow Runs

Dec 6, 2026
Long Beach, CA
13.1M6.2M3.1M
68°
48°
8%

Winter Runderland 5K, 10K, & Half Marathon. Kids Dash

Dec 12, 2026
Long Beach, CA
13.1M6.2M3.1M
67°
47°
9%

Pulp Fiction: Royale with Speed 5K, 10K & 13.1

Dec 12, 2026
Canoga Park, CA
13.1M10K5K
69°
41°
7%

Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5K

Dec 12, 2026
Oxnard, CA
13.1M6.55M3.1M3M0.6M
65°
47°
7%

San Diego Holiday Half Marathon & 5K

Dec 19, 2026
San Diego, CA
13.1M5K
66°
50°
7%

Golden Eagle Track Fest & 5K

Dec 19, 2026
Los Angeles, CA
800M400M5K2M1M
67°
48°
10%

Dirty December Trail Run

Dec 20, 2026
San Diego, CA
Marathon6HR1/2 Marathon10K
66°
50°
7%

Santa’s Reindeer Run - 5K, 10K, and Half Marathon

Dec 20, 2026
Huntington Beach, CA
400M13.2M6.2M3.1M1M
67°
48°
8%

Jingle All the Way - Christmas Day 5K, 10K, Half Marathon, Kids Dash by Califlow Runs

Dec 25, 2026
Long Beach, CA
13.1M6.2M3.1M
67°
46°
9%

Ring Out the Old – 5K, 10K, Half Marathon

Dec 26, 2026
Encino, CA
13.1M10K5K
68°
45°
9%

New Year's One Day

Dec 31, 2026
San Jose, CA
100M50M30M3M
60°
41°
9%

Last Dash Before Midnight 5K, 10K, & Half Marathon by Califlow Runs

Dec 31, 2026
Long Beach, CA
13.1M6.2M3.1M
68°
47°
9%
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