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Half Marathons found in California in March

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Half Marathons in California in March 2025

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

Race Calendar: Half Marathons found in March

Long Beach, CA Galloway Training Program

Long Beach, California
09 Nov 24 - 26 Apr 25
$107.00 - $128.20

Great Race | Virtual edition

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

The Groundhog Day Forecast Run 5K, 10K & Half Marathon

Santa Monica, California
02 Feb 25 - 02 Mar 25
$27.49 - $38.09

Bidwell Classic 5K, 10k and Half Marathon March 1st, 2025

Chico, California
01 Mar 25
$38.10 - $80.50

Santa Monica Run for the Beads - Mardi Gras Run 5K, 10K, & Half Marathon

Santa Monica, California
01 Mar 25
$27.49 - $38.09

Victory 2025

Richmond, California
01 Mar 25

SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K

Huntington Beach, California
01 Mar 25
$38.10 - $1,041.00

San Joaquin River Trail Half Marathon & 10K

Auberry, California
01 Mar 25
$64.60 - $80.50

Leprechaun Chase - 5K, 10K, 10 Miler and Half Marathon

Long Beach, California
08 Mar 25
$26.97 - $41.81

Mermaid Half Marathon San Diego 2025

San Diego, California
08 Mar 25

End of the Trail Half Marathon, 10K, & 5K

Visalia, California
08 Mar 25
Free - $80.00

Run for the Gold - St. Patricks Day - Kids Dash, 1 Miler, 5K, 10K, & Half Marathon

Fountain Valley, California
09 Mar 25
$11.60 - $38.09

Pinch Me I'm Running 5K, 10K, and Half Marathon

Santa Monica, California
09 Mar 25
$26.97 - $41.81

Tesoro Viejo Spring Classic Half Marathon

Madera, California
09 Mar 25
$49.45 - $97.15

The Rattlesnake Ramble 5K/10K/Half Marathon (live or virtual)

Santa Venetia, California
14 Mar 25 - 17 Mar 25
$32.80 - $91.10

Leprechaun Full Moon Chase- St. Patricks Run - Kids Dash, 1 Miler, 5K, 10K, and Half Marathon

Santa Monica, California
15 Mar 25
$11.60 - $37.04

Zoom San Francisco

San Francisco, California
15 Mar 25
Free - $64.60

Fort Bragg Whale Run and Walk

Fort Bragg, California
15 Mar 25
$11.60 - $48.70

2025 Shamrock'n Weekend

West Sacramento, California
15 Mar 25

The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon

Long Beach, California
16 Mar 25
$11.60 - $38.09

Oakland Marathon

Oakland, California
22 Mar 25

Cat in the Hat Run 5K, 10K, 10 Miler and Half Marathon

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

Redwood (Spring) Trail Run

Oakland, California
22 Mar 25
Free - $85.80

VALENCIA Trail Race

Valencia, California
22 Mar 25
$112.30 - $186.50

Beer City Long Beach

Long Beach, California
22 Mar 25
$22.20 - $93.75

2025 Napa Valley Trail Marathon, Half Marathon & 10K

Calistoga, California
22 Mar 25

Modesto Marathon

Modesto, California
23 Mar 25
$64.60 - $144.10

Oakland Marathon

Oakland, California
23 Mar 25

Bakersfield Marathon

Bakersfield, California
29 Mar 25 - 30 Mar 25
$11.60 - $144.10

Western Pacific 2025

Fremont, California
29 Mar 25

Chase the Rainbow 5K, 10K, & Half Marathon

Long Beach, California
30 Mar 25
$26.44 - $38.09

Only Fools Run - Almost Aprils Fools Day -5K, 10K, and Half Marathon

Santa Monica, California
30 Mar 25
$26.97 - $41.81

San Diego Holiday Half Marathon

San Diego, California
14 Dec 24 - 20 Dec 25
$85.93 - $160.66

Montana de Oro Trail Run

Los Osos, California
29 Mar 25
$117.60 - $170.60
Showing 1-34 of 34 results