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Half Marathons found in California in Summer

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Half Marathons in California in Summer 2025

Find A Race is the US's favourite event listings site. Check out our list of Summer 2025 Half Marathons in California below.

Race Calendar: Half Marathons found in Summer

πŸš€Boosted

The Mighty Tiki Run 5K, 10K, & Half Marathon

Long Beach, California
03 Aug 25
$32.79 - $42.33
πŸš€Boosted

Sand and Sun Tropical Run 5K, 10K, 10M, and Half Marathon

Long Beach, California
13 Jul 25
$26.97 - $41.81
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Great Race | Virtual edition

Los Angeles, California
01 Apr 25 - 01 Jun 25
$49.00

Finish The Ride and Finish The Run Griffith Park

Los Angeles, California
31 May 25 - 01 Jun 25
$17.96 - $102.76

2025 Lake Chabot Trail Challenge (Half Marathon & 5K)

Castro Valley, California
01 Jun 25
$44.00 - $64.60

The Great White Chase 5K, 10K, 10M, and Half Marathon

Long Beach, California
01 Jun 25
$26.97 - $41.81

Cinderella Trail Run

Oakland, California
01 Jun 25
Free - $85.80

Vibha Bay Area DreamMile 2025

Fremont, California
01 Jun 25
$32.80 - $75.20

San Jose Half Marathon & 8K

San Jose, California
01 Jun 25

Howlapalooza Under the Strawberry Moon 5K, 10K, & Half Marathon

Long Beach, California
01 Jun 25
$32.79 - $42.33

70th Annual Fontana Days Run

Fontana, California
07 Jun 25
$18.20 - $74.36

Beachfront Run Half Marathon, 10K, 5K & Kids Run

Ventura, California
07 Jun 25
$27.50 - $101.70

Sugar Daddy Race

Santa Clarita, California
14 Jun 25
$38.10 - $144.10

Lucy in the Sky with Runners 5K, 10K, and Half Marathon

Santa Monica, California
15 Jun 25

The Pineapple Paradise Run 5K, 10K, & Half Marathon

Venice Beach, California
21 Jun 25 - 16 Aug 25
$32.79 - $42.33

Goleta Beach Half Marathon, 10K, 5K, Kid's 1-Mile

Goleta, California
21 Jun 25
$22.20 - $54.00

LA Parks Run Series

City of Los Angeles Trail Parks, California
21 Jun 25
$207.70 - $263.50

Summer Extravaganza Run 5K, 10K, and Half Marathon

Santa Monica, California
21 Jun 25

Old Zoo Half Marathon

Los Angeles, California
22 Jun 25
$69.84 - $85.74

Unstoppable 5K, 10K, & Half Marathon

Long Beach, California
22 Jun 25
$31.73 - $42.33

2025 Presidio Half Marathon, 10K, & 5K

San Francisco, California
22 Jun 25
$6.30 - $149.40

Good Vibes Run 5K, 10K, 10M, and Half Marathon

Long Beach, California
22 Jun 25
$26.97 - $41.81

The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)

Castro Valley, California
27 Jun 25 - 30 Jun 25
$32.80 - $69.90

Summer time in the LBC 5K, 10K, & Half Marathon

Long Beach, California
28 Jun 25
$32.79 - $42.33

Alien Run 5K, 10K, 10M, and Half Marathon

Long Beach, California
29 Jun 25
$26.97 - $41.81

Tropic Thunder Trot - 5K, 10K, & Half Marathon

Venice Beach, California
29 Jun 25
$32.79 - $42.33

Red, White, and Run 5K, 10K, 10M, and Half Marathon

Long Beach, California
04 Jul 25
$27.49 - $42.33

Brian Waterbury Memorial Rock to Pier Run

Morro Bay, California
12 Jul 25
$59.80 - $91.60

San Lorenzo River Trail Run

Santa Cruz, California
12 Jul 25
Free - $85.80

Run, Forrest, Run 5K, 10K, and Half Marathon

Santa Monica, California
12 Jul 25

Endless Summer in the LBC 5K, 10K, & Half Marathon

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

Sand and Sun Tropical Run 5K, 10K, 10M, and Half Marathon

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

Venice Beach- Good Vibes 5K, 10K, Half Marathon

Venice Beach, California
13 Jul 25
$32.79 - $42.33

Aloha Dash 5K, 10K, & Half Marathon

Santa Monica, California
13 Jul 25
$32.79 - $42.33

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

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

Beer City Half Alameda

Alameda, California
19 Jul 25
$27.50 - $99.05

LBC Vibes and Strides - 5K, 10K, & Half Marathon

Long Beach, California
19 Jul 25
$31.73 - $46.57

Summer Lovin Sprint 5K, 10K, and Half Marathon

Santa Monica, California
20 Jul 25

Santa's Summer Stride 5K, 10K, and Half Marathon

Santa Monica, California
26 Jul 25

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

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

Green Valley Lake 5k/10k/& Half Marathon

Green Valley Lake, California
02 Aug 25
$44.00 - $99.00

Hell Of A Half Marathon & 2 Person Relay

Exeter, California
02 Aug 25
$69.90 - $80.50
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