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Half Marathons Found In San Diego, California

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Half Marathons in & near San Diego, California 2025 - 2026

The most comprehensive list of Half Marathons in and near San Diego, California in 2025 - 2026. Find your perfect race!

If you’re looking for a half marathon with perfect weather and a chance to run fast, San Diego is hard to beat. With miles that roll along the Pacific coast and a race calendar packed with well-organized events, it’s no surprise runners travel here to chase personal bests.

You’ll find 13.1-mile routes that showcase ocean views, city streets, and lively neighborhoods, often with a breeze off the water to keep conditions cool. Many San Diego half marathons attract competitive fields, but there’s room for everyone, whether you’re aiming for a Boston qualifier or simply want to enjoy a scenic run away from winter weather.

These events pay attention to the details: chip timing, well-marked courses, aid stations where you need them, and medical support on standby. Multiple wave starts are common, making it easy to settle into your pace. San Diego’s active military community often adds an extra level of energy to race day, creating a supportive and motivating atmosphere.

If you’ve built your base with a San Diego 10k or are looking ahead to a San Diego marathon, a half marathon here is the perfect next step.

Want to explore more races in San Diego?

Or check out half marathons elsewhere in California:

Race Calendar: Half Marathons Found In San Diego, California

🚀Boosted

Thrive San Diego Half Marathon & 5K

San Diego, California
01 Nov 25
Free - $158.94
🚀Boosted

La Jolla Half Marathon & 5K

San Diego, California
16 May 26
$53.34 - $127.40

Offer

18% OFF with code: FINDARLEP

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Long Beach, CA Galloway Training Program

Long Beach, California
07 Jun 25 - 04 Oct 25
$100.00 - $120.00

LBC Summer Breeze – 5K, 10K, 10M, and Half Marathon

Long Beach, California
19 Jul 25
$26.97 - $41.81

Popsicle Dash LBC Vibes Series - 5K, 10K, & Half Marathon

Long Beach, California
20 Jul 25
$35.97 - $52.93

LBC - Good Vibes Run 5K, 10K, & Half Marathon

Long Beach, California
26 Jul 25
$32.79 - $42.33

Dog Days of Summer – 5K, 10K, 10M, and Half Marathon

Long Beach, California
02 Aug 25
$11.60 - $42.33

Tiki Run: Popsicles & Paradise 5K, 10K, & Half Marathon

Long Beach, California
03 Aug 25
$32.79 - $42.33

Howl at the Moon – 5K, 10K, 10M, and Half Marathon

Long Beach, California
10 Aug 25
$26.97 - $41.81

Sundae Funday - Ice Cream Run 5K, 10K, and Half Marathon

Long Beach, California
10 Aug 25
$37.03 - $49.75

One Love Run – 5K, 10K, 10M, and Half Marathon

Long Beach, California
23 Aug 25
$26.97 - $41.81

Californian Dreamin 5K, 10K, & Half Marathon

Long Beach, California
24 Aug 25
$32.79 - $42.33

Labor Day Run 5K/10K/13.1 SAN DIEGO

San Diego, California
30 Aug 25
$32.80 - $52.94

Sunrise Marathon 5K/10K/13.1 SAN DIEGO

San Diego, California
30 Aug 25
$32.80 - $52.94

Teaching & Learning Collaborative Charity Group Registration (2025 Disneyland® Halloween Half Marathon Weekend )

Anaheim, California
05 Sep 25 - 07 Sep 25
$34.29 - $1,893.80

Disneyland® Halloween Half Marathon Weekend 2025

Anaheim, California
05 Sep 25 - 11 Sep 25
$138.80 - $284.50

National Chocolate Day: Run for Chocolates SAN DIEGO

San Diego, California
13 Sep 25
$32.80 - $52.94

Hedgehog Dash 5K/10K/13.1 SAN DIEGO

San Diego, California
13 Sep 25
$32.80 - $52.94

Runvana: A Totally 90s Grunge Run 5K, 10K, Half Marathon

Long Beach, California
13 Sep 25
$35.97 - $46.57

Oh my Gourd - Falling for Miles 5K, 10K, & Half Marathon

Long Beach, California
14 Sep 25
$32.79 - $42.33

Pirates Plunder – 5K, 10K, 10-miler, and Half Marathon

Long Beach, California
14 Sep 25
$26.97 - $41.81

Totally 80's Fast Times in Huntington Beach 5K, 10K, & Half Marathon

Huntington Beach, California
14 Sep 25
$11.60 - $52.93

Booty Dash: A Race for the Gold - Pirate Run 5K, 10K, & Half Marathon

Long Beach, California
20 Sep 25
$32.79 - $42.33

The Great American Pizza Run

Long Beach, California
20 Sep 25
$11.60 - $46.57

Jurassic Jaunt – 5K, 10K, 10M, and Half Marathon

Long Beach, California
21 Sep 25
$26.97 - $41.81

National Coffee Day: Run for Coffee SAN DIEGO

San Diego, California
27 Sep 25
$32.80 - $48.70

National Singles Day: Singles & Friends Running Club SAN DIEGO

San Diego, California
27 Sep 25
$32.80 - $48.70

Hallo-Thanks-Mas Dash – 5K, 10K, and Half Marathon

San Diego, California
04 Oct 25
$31.21 - $46.05

Night of the Living Runners – 5K, 10K, 10M, and Half Marathon

Long Beach, California
11 Oct 25
$26.97 - $41.81

Witches Wave - Halloween Run 5K, 10K, and Half Marathon

Huntington Beach, California
12 Oct 25
$42.33 - $52.93

Gobble Ghoul and Holly Run 5K, 10K, and Half Marathon

Long Beach, California
12 Oct 25
$31.73 - $42.33

Run Against Breast Cancer 5K/10K/13.1 SAN DIEGO

San Diego, California
18 Oct 25
$32.80 - $52.94

International Sloth Day Run 5K/10K/13.1 SAN DIEGO

San Diego, California
18 Oct 25
$32.80 - $52.94

The Ghostly Gallup – 5K, 10K, 10 Miler, and Half Marathon

Long Beach, California
19 Oct 25
$26.97 - $41.81

MISSION INN RUN

Riverside, California
19 Oct 25
$22.95 - $97.68

Frightful Finish Line - Halloween Run 5K, 10K, & Half Marathon

Long Beach, California
19 Oct 25
$32.79 - $42.33

Halloween Havoc – 5K, 10K, and Half Marathon

Fountain Valley, California
26 Oct 25
$26.97 - $41.81

Trick or Trot 5K, 10K, and Half Marathon

Long Beach, California
26 Oct 25
$32.79 - $42.33

Beer City Halfâ„¢ OC

Santa Ana, California
01 Nov 25
$27.50 - $101.70

Thrive San Diego Half Marathon & 5K

San Diego, California
01 Nov 25
Free - $158.94

Halloween Trick or Trot Run 5K/10K/13.1 SAN DIEGO

San Diego, California
01 Nov 25
$32.80 - $48.70

Run SAN DIEGO 5K/10K/13.1 FALL

San Diego, California
01 Nov 25
$32.80 - $48.70
Showing 1-40 of 98 results
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